SECURITIES AND EXCHANGE COMMISSION
 Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
 (New)
WATTS WATER TECHNOLOGIES INC
 (Name of Issuer)
Common Stock
 (Title of Class of Securities)
942749102
(CUSIP Number)
December 31, 2007
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
[X] Rule 13d-1(b)
*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior page.
The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS, NA.,  943112180
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        U.S.A.
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned                                      455,268
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        574,350
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate Amount Beneficially Owned by Each Reporting Person
        574,350
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        1.83%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        BK
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL FUND ADVISORS
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        U.S.A.
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned                                      679,489
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        940,727
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate Amount Beneficially Owned by Each Reporting Person
      940,727
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        2.99%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        IA
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS, LTD
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        England
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned                                      29,880
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        61,946
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      61,946
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.20%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        BK
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS JAPAN TRUST AND BANKING COMPANY LIMITED
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        Japan
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        -
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      -
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.00%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        BK
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS JAPAN LIMITED
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        Japan
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        -
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      -
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*
------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.00%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        IA
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS CANADA LIMITED
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        Canada
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        -
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      -
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.00%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        IA
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        BARCLAYS GLOBAL INVESTORS AUSTRALIA LIMITED
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        Australia
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        -
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      -
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.00%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        IA
------------------------------------------------------------------------------

CUSIP No.       942749102
                ---------

------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
        I.R.S. Identification Nos. of above persons (entities only).

        Barclays Global Investors (Deutschland) AG
------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a Group*
(a)  / /
(b)  /X/
------------------------------------------------------------------------------
(3) SEC Use Only

------------------------------------------------------------------------------
(4) Citizenship or Place of Organization
        Germany
------------------------------------------------------------------------------
Number of Shares                                (5) Sole Voting Power
Beneficially Owned
by Each Reporting                               ------------------------------
Person With                                     (6) Shared Voting Power
                                                        -
                                                ------------------------------
                                                (7) Sole Dispositive Power
                                                        -
                                                ------------------------------
                                                (8) Shared Dispositive Power
                                                        -
------------------------------------------------------------------------------
(9) Aggregate
      -
------------------------------------------------------------------------------
(10) Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares*

------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
        0.00%
------------------------------------------------------------------------------
(12) Type of Reporting Person*
        IA
------------------------------------------------------------------------------

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
                        BARCLAYS GLOBAL INVESTORS, NA
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        45 Fremont Street
                                San Francisco, CA  94105
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        U.S.A
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) /X/ Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) //  Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
        WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
                        BARCLAYS GLOBAL FUND ADVISORS
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                         45 Fremont Street
                                 San Francisco, CA   94105
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        U.S.A
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) //  Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) /X/ Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)
ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
                        BARCLAYS GLOBAL INVESTORS, LTD
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                         Murray House
                                1 Royal Mint Court
                                 LONDON, EC3N 4HH
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        England
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) /X/ Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) //  Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
        BARCLAYS GLOBAL INVESTORS JAPAN TRUST AND BANKING COMPANY LIMITED
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        Ebisu Prime Square Tower 8th Floor
                                1-1-39 Hiroo Shibuya-Ku
                                Tokyo 150-0012 Japan
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        Japan
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) /X/ Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) //  Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
        BARCLAYS GLOBAL INVESTORS JAPAN LIMITED
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        Ebisu Prime Square Tower 8th Floor
                                1-1-39 Hiroo Shibuya-Ku
                                Tokyo 150-8402 Japan
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        Japan
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) //  Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) /X/ Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
        BARCLAYS GLOBAL INVESTORS CANADA LIMITED
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        Brookfield Place 161 Bay Street
       Suite 2500, PO Box 614
                                Toronto, Canada
                        Ontario M5J 2S1
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        Canada
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) //  Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) /X/ Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
        BARCLAYS GLOBAL INVESTORS AUSTRALIA LIMITED
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        Level 43, Grosvenor Place, 225 George Street
                        PO Box N43
                                Sydney, Australia NSW 1220

------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        Australia
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) //  Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) /X/ Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 1(A).      NAME OF ISSUER
                WATTS WATER TECHNOLOGIES INC
------------------------------------------------------------------------------
ITEM 1(B).      ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
                815 Chestnut St
                North Andover, MA 01845
------------------------------------------------------------------------------
ITEM 2(A).      NAME OF PERSON(S) FILING
        Barclays Global Investors (Deutschland) AG
------------------------------------------------------------------------------
ITEM 2(B).      ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
                        Apianstrasse 6
                                D-85774
                        Unterfohring, Germany
------------------------------------------------------------------------------
ITEM 2(C).      CITIZENSHIP
                        Germany
------------------------------------------------------------------------------
ITEM 2(D).      TITLE OF CLASS OF SECURITIES
                        Common Stock
------------------------------------------------------------------------------
ITEM 2(E).      CUSIP NUMBER
                        942749102
------------------------------------------------------------------------------
ITEM 3.         IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B),
OR 13D-2(B), CHECK WHETHER THE PERSON FILING IS A
(a) //  Broker or Dealer registered under Section 15 of the Act
        (15 U.S.C. 78o).
(b) //  Bank as defined in section 3(a) (6) of the Act (15 U.S.C. 78c).
(c) //  Insurance Company as defined in section 3(a) (19) of the Act
        (15 U.S.C. 78c).
(d) //  Investment Company registered under section 8 of the Investment
        Company Act of 1940 (15 U.S.C. 80a-8).
(e) /X/ Investment Adviser in accordance with section 240.13d(b)(1)(ii)(E).
(f) //  Employee Benefit Plan or endowment fund in accordance with section
        240.13d-1(b)(1)(ii)(F).
(g) //  Parent Holding Company or control person in accordance with section
        240.13d-1(b)(1)(ii)(G).
(h) //  A savings association as defined in section 3(b) of the Federal Deposit
        Insurance Act (12 U.S.C. 1813).
(i) //  A church plan that is excluded from the definition of an investment
        company under section 3(c)(14) of the Investment Company Act of 1940
        (15U.S.C. 80a-3).
(j) //  Group, in accordance with section 240.13d-1(b)(1)(ii)(J)

ITEM 4. OWNERSHIP

Provide the following information regarding the aggregate number and
percentage of the class of securities of the issuer identified in Item 1.

(a)  Amount Beneficially Owned:
                1,577,023
------------------------------------------------------------------------------

(b)  Percent of Class:
                5.01%
------------------------------------------------------------------------------

(c)  Number of shares as to which such person has:
        (i)   sole power to vote or to direct the vote
                1,164,637
              ----------------------------------------------------------------
        (ii)  shared power to vote or to direct the vote
                -
              ----------------------------------------------------------------
        (iii) sole power to dispose or to direct the disposition of
                1,577,023
              ----------------------------------------------------------------
        (iv) shared power to dispose or to direct the disposition of
                -
              ----------------------------------------------------------------
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS
If this statement is being filed to report the fact that as of the date hereof
the reporting person has ceased to be the beneficial owner of more than five
percent of the class of securities, check the following. //
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON
        The shares reported are held by the company in trust accounts for the
        economic benefit of the beneficiaries of those accounts.  See also
        Items 2(a) above.
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY
WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT
HOLDING COMPANY
                Not applicable
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP       Not applicable

ITEM 9. NOTICE OF DISSOLUTION OF GROUP
                Not applicable

ITEM 10.        CERTIFICATION

        (a) The following certification shall be included if the statement
         is filed pursuant to section 240.13d-1(b):

                By signing below I certify that, to the best of my knowledge
                and belief, the securities referred to above were acquired and
                are held in the ordinary course of business and were not
                acquired and are not held for the purpose of or with the effect
                of changing or influencing the control of the issuer of the
                securities and were not acquired and are not held in connection
                with or as a participant in any transaction having that purpose
                or effect.

        (b) The following certification shall be included if the statement
         is filed pursuant to section 240.13d-1(c):

                By signing below I certify that, to the best of my knowledge
                and belief, the securities referred to above were not acquired
                and are not held for the purpose of or with the effect of
                changing or influencing the control of the issuer of the
                securities and were not acquired and are not held in connection
                with or as a participant in any transaction having that purpose
                or effect.

                        SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

                                                January 10, 2008
                                      ---------------------------------------
                                                Date

                                      ---------------------------------------
                                                Signature

                                                Jeff Medeiros
                                                Principal
                                      ---------------------------------------
                                                Name/Title