-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 H5wF7fk4hGGYbAXBp7Td/J6ADGJH0/LjGg+3lE/yM9k7KUoL7gIKUwoOp8+Sdi8T
 qE3h+ABSKL0ZdjAN8RPTTQ==

<SEC-DOCUMENT>0001171520-03-000314.txt : 20031023
<SEC-HEADER>0001171520-03-000314.hdr.sgml : 20031023
<ACCEPTANCE-DATETIME>20031023120452
ACCESSION NUMBER:		0001171520-03-000314
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031021
FILED AS OF DATE:		20031023

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WATTS WATER TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000795403
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FABRICATED METAL PRODUCTS [3490]
		IRS NUMBER:				042916536
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		815 CHESTNUT ST
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845
		BUSINESS PHONE:		9786881811

	MAIL ADDRESS:	
		STREET 1:		815 CHESTNUT STREET
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WATTS INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HORNE TIMOTHY P
		CENTRAL INDEX KEY:			0001235976

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11499
		FILM NUMBER:		03953459

	BUSINESS ADDRESS:	
		STREET 1:		WATTS INDUSTRIES INC
		STREET 2:		ROUTE 815 CHESTNUT ST
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845
		BUSINESS PHONE:		9786881811

	MAIL ADDRESS:	
		STREET 1:		WATTS INDUSTRIES INC
		STREET 2:		ROUTE 815 CHESTNUT ST
		CITY:			NORTH ANDOVER
		STATE:			MA
		ZIP:			01845
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>eps1286_ex.xml
<DESCRIPTION>TIMOTHY P. HORNE
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   07/25/03  TT    -->
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-10-21</periodOfReport>
   <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000795403</issuerCik>
        <issuerName>WATTS WATER TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>WTS</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001235976</rptOwnerCik>
            <rptOwnerName>HORNE TIMOTHY P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WATTS WATER TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>815 CHESTNUT ST</rptOwnerStreet2>
            <rptOwnerCity>NORTH ANDOVER</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01845</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>1</isDirector>
         <isOfficer>0</isOfficer>
         <isTenPercentOwner>1</isTenPercentOwner>
         <isOther>0</isOther>
      </reportingOwnerRelationship>
   </reportingOwner>
 <nonDerivativeTable>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Class A Common Stock</value>
      </securityTitle>
      <transactionDate>
         <value>2003-10-21</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>C</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>200000</value>
         </transactionShares>
         <transactionPricePerShare>
            <footnoteId id="F1"/>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>336642</value>
            <footnoteId id="F2"/>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>D</value>
            <footnoteId id="F2"/>
         </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
 </nonDerivativeTable>
 <derivativeTable>
   <derivativeTransaction>
      <securityTitle>
         <value>Class B Common Stock</value>
      </securityTitle>
      <conversionOrExercisePrice>
            <footnoteId id="F1"/>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-10-21</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>C</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>200000</value>
         </transactionShares>
         <transactionPricePerShare>
            <footnoteId id="F1"/>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
            <footnoteId id="F3"/>
      </exerciseDate>
      <expirationDate>
            <footnoteId id="F3"/>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Class A Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>200000</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>1701220</value>
            <footnoteId id="F4"/>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeTransaction>
   <derivativeHolding>
      <securityTitle>
         <value>Class B Common Stock</value>
      </securityTitle>
      <conversionOrExercisePrice>
            <footnoteId id="F1"/>
      </conversionOrExercisePrice>
      <exerciseDate>
            <footnoteId id="F3"/>
      </exerciseDate>
      <expirationDate>
            <footnoteId id="F3"/>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Class A Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
            <footnoteId id="F5"/>
            <footnoteId id="F6"/>
            <footnoteId id="F7"/>
            <footnoteId id="F8"/>
            <footnoteId id="F9"/>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>5534920</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
           <value>[See footnotes]</value>
            <footnoteId id="F5"/>
            <footnoteId id="F6"/>
            <footnoteId id="F7"/>
            <footnoteId id="F8"/>
            <footnoteId id="F9"/>
         </natureOfOwnership>
      </ownershipNature>
   </derivativeHolding>
 </derivativeTable>
   <footnotes>
      <footnote id="F1"> The shares of Class A Common Stock were issued pursuant to the conversion on a 1-for-1 basis of shares of Class B Common Stock held by the Reporting Person.</footnote>

      <footnote id="F2"> The Reporting Person also beneficially owns the shares of Class B Common Stock reflected in Column 9 of Table II of this Form 4, which are convertible into shares of Class A Common Stock on a 1-for-1 basis.</footnote>

      <footnote id="F3"> All shares of Class B Common Stock were convertible into Class A Common Stock upon issuance and do not have an expiration date.</footnote>

      <footnote id="F4"> The shares are subject to The Amended and Restated George B. Horne Voting Trust Agreement - 1997 (the &quot;1997 Voting Trust&quot;), of which the Reporting Person serves as sole trustee.</footnote>

      <footnote id="F5"> The Reporting Person indirectly beneficially owns 1,974,600 shares of Class B Common Stock held for the benefit of George B. Horne under a revocable trust, for which the Reporting Person serves as co-trustee, of which 1,724,600 shares are subject to the 1997 Voting Trust</footnote>

      <footnote id="F6"> The Reporting Person indirectly beneficially owns 1,210,840 shares of Class B Common Stock held for the benefit of Daniel W. Horne under a revocable trust, for which the Reporting Person serves as sole trustee, of which 1,185,840 shares are subject to the 1997 Voting Trust</footnote>

      <footnote id="F7"> The Reporting Person indirectly beneficially owns 1,210,840 shares of Class B Common Stock held for the benefit of Deborah Horne under a revocable trust, for which the Reporting Person serves as sole trustee, of which 1,185,840 shares are subject to the 1997 Voting Trust</footnote>

      <footnote id="F8"> The Reporting Person indirectly beneficially owns 1,085,840 shares of Class B Common Stock held for the benefit of Peter W. Horne under a revocable trust, which are subject to the 1997 Voting Trust</footnote>

      <footnote id="F9"> The Reporting Person indirectly beneficially owns 30,200 and 22,600 shares of Class B Common Stock held for the benefit of Tara V. Horne and Tiffany R. Horne, respectively, under irrevocable trusts for which the Reporting Person serves as trustee, all of which shares are subject to the 1997 Voting Trust.</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>/s/ Lester J. Taufen by Power of Attorney</signatureName>
      <signatureDate>2003-10-23</signatureDate>
   </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----