WASHINGTON, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported): November 7, 2006

                         WATTS WATER TECHNOLOGIES, INC.
             (Exact Name of Registrant as Specified in its Charter)

          DELAWARE                 001-11499                04-2916536
----------------------------      -----------              -------------
(State or Other Jurisdiction      (Commission              (IRS Employer
      of Incorporation)           File Number)           Identification No.)

             815 Chestnut Street, North Andover, Massachusetts 01845
               (Address of Principal Executive Offices) (Zip Code)

                                 (978) 688-1811
              (Registrant's telephone number, including area code)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

|_|   Written communications pursuant to Rule 425 under the Securities Act (17
      CFR 230.425)

|_|   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR

|_|   Pre-commencement communications pursuant to Rule 14d-2(b) under the
      Exchange Act (17 CFR 240.14d-2(b))

|_|   Pre-commencement communications pursuant to Rule 13e-4(c) under the
      Exchange Act (17 CFR 240.13e-4(c))

Item 8.01.  Other Events

On November 7, 2006, Watts Water Technologies, Inc. (the "Company") announced
its intention to offer, subject to market and other conditions, 5,000,000 shares
of its Class A common stock pursuant to an effective shelf registration
statement on Form S-3 (File No. 333-124615) filed on May 4, 2005 with the
Securities and Exchange Commission. In connection with the offering, the Company
will grant the underwriters an option to purchase up to an additional 750,000
shares of Class A common stock from the Company to cover over-allotments, if
any. The full text of the press release issued in connection with the
announcement is attached as Exhibit 99.1 to this Current Report on Form 8-K and
is incorporated herein by reference.

This current report does not constitute an offer to sell or the solicitation of
an offer to buy any or our securities and these securities cannot be sold in any
state in which such offer, solicitation or sale would be unlawful prior to
registration or qualification under the securities laws of such state.

Item 9.01.  Financial Statements and Exhibits

      (d)   Exhibits

            99.1  Press Release issued by the Company on November 7, 2006.


      Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

Date: November 8, 2006               WATTS WATER TECHNOLOGIES, INC.

                                     By: /s/ Lester J. Taufen
                                         Lester J. Taufen
                                         General Counsel

                                  EXHIBIT INDEX

Exhibit No.         Description
---------------     ---------------

99.1                Press Release dated November 7, 2006