FORM 3
        	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
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                      	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940	                      	

1. Name and Address of Reporting Person *

Flanders Michael P	2. Date of Event Requiring Statement (MM/DD/YYYY)
12/7/2007 
	3. Issuer Name and Ticker or Trading Symbol

WATTS WATER TECHNOLOGIES INC [WTS]	
(Last)        (First)        (Middle)

C/O WATTS WATER TECHNOLOGIES, INC., 815 CHESTNUT STREET	4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                            _____ 10% Owner
___ X ___ Officer (give title below)          _____ Other (specify below)
Executive Vice President /	
(Street)

NORTH ANDOVER, MA 01845       

(City)              (State)              (Zip)	5. If Amendment, Date Original Filed (MM/DD/YYYY)

	6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person	

Table I - Non-Derivative Securities Beneficially Owned	
1.Title of Security
(Instr. 4)	2. Amount of Securities Beneficially Owned
(Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)	4. Nature of Indirect Beneficial Ownership
(Instr. 5)	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 4)	2. Date Exercisable and Expiration Date
(MM/DD/YYYY)	3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)	6. Nature of Indirect Beneficial Ownership
(Instr. 5)	
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares				

Explanation of Responses:	
No securities are beneficially owned.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
Flanders Michael P
C/O WATTS WATER TECHNOLOGIES, INC.
815 CHESTNUT STREET
NORTH ANDOVER, MA 01845			Executive Vice President		

Signatures		
Kenneth R. Lepage - Attorney-in-Fact		12/11/2007	
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).	
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).	
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.	

LIMITED POWER OF ATTORNEY

FOR SECTION 16 REPORTING OBLIGATIONS

AND NOTICES OF PROPOSED SALES OF SECURITIES

UNDER RULE 144

Know all by these presents, that the undersigned hereby makes,

constitutes and appoints each of William C. McCartney, Kenneth R.

Lepage and Amy B. Clark, signing singly and each acting individually,

as the undersigned's true and lawful attorney-in-fact with full power and

authority as hereinafter described to:

(1) execute for and on behalf of the undersigned, in the

undersigned's capacity as an officer and/or director of Watts Water

Technologies, Inc. (the "Company"), Forms 3, 4, and 5 (including any

amendments thereto) in accordance with Section 16(a) of the Securities

Exchange Act of 1934 and the rules thereunder (the "Exchange Act");

(2) execute for and on behalf of the undersigned Forms 144

(including any amendments thereto) pursuant to Rule 144 under the

Securities Act of 1933 (the "Securities Act");

(3) do and perform any and all acts for and on behalf of the

undersigned which may be necessary or desirable to prepare, complete

and execute any such Form 3, 4, or 5 or Form 144, prepare, complete and

execute any amendment or amendments thereto, and timely deliver and

file such form with the United States Securities and Exchange

Commission and any stock exchange or similar authority, including

without limitation the execution and filing of a Form ID or any successor

form thereto for the purpose of obtaining EDGAR access codes;

(4) seek or obtain, as the undersigned's representative and

on the undersigned's behalf, information regarding transactions in the

Company's securities from any third party, including brokers, employee

benefit plan administrators and trustees, and the undersigned hereby

authorizes any such person to release any such information to such

attorney-in-fact and approves and ratifies any such release of

information; and

(5) take any other action of any type whatsoever in

connection with the foregoing which, in the opinion of such

attorney-in-fact, may be of benefit to, in the best interest of, or legally

required by, the undersigned, it being understood that the documents

executed by such attorney-in-fact on behalf of the undersigned pursuant

to this Power of Attorney shall be in such form and shall contain such

terms and conditions as such attorney-in-fact may approve in such

attorney-in-fact's discretion.

The undersigned hereby grants to each such attorney-in-fact full

power and authority to do and perform any and every act and thing

whatsoever requisite, necessary, or proper to be done in the exercise of

any of the rights and powers herein granted, as fully to all intents and

purposes as the undersigned might or could do if personally present, with

full power of substitution or revocation, hereby ratifying and confirming

all that such attorney-in-fact, or such attorney-in-fact's substitute or

substitutes, shall lawfully do or cause to be done by virtue of this power

of attorney and the rights and powers herein granted.  The undersigned

acknowledges that the foregoing attorneys-in-fact, in serving in such

capacity at the request of the undersigned, are not assuming nor

relieving, nor is the Company assuming nor relieving, any of the

undersigned's responsibilities to comply with Section 16 of the Exchange

Act or Rule 144 under the Securities Act.  The undersigned

acknowledges that neither the Company nor the foregoing

attorneys-in-fact assume (i) any liability for the undersigned's

responsibility to comply with the requirements of the Exchange Act and

Securities Act, (ii) any liability of the undersigned for any failure to

comply with such requirements, or (iii) any obligation or liability of the

undersigned for profit disgorgement under Section 16(b) of the Exchange

Act.

This Power of Attorney shall remain in full force and effect until

the undersigned is no longer required to file Forms 3, 4, and 5 with

respect to the undersigned's holdings of and transactions in securities

issued by the Company, unless earlier revoked by the undersigned in a

signed writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this

Power of Attorney to be executed as of this 11th day of December 2007.

/s/ Michael P. Flanders

Michael P. Flanders