<SEC-DOCUMENT>0001225208-18-003226.txt : 20180220
<SEC-HEADER>0001225208-18-003226.hdr.sgml : 20180220
<ACCEPTANCE-DATETIME>20180220115854
ACCESSION NUMBER:		0001225208-18-003226
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180214
FILED AS OF DATE:		20180220
DATE AS OF CHANGE:		20180220

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:		18623746

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

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:			1231

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-02-14</periodOfReport>

    <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>815 CHESTNUT STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NORTH ANDOVER</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01845</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>1</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-02-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1575.0000</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0000</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1575.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5080865.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-02-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1575.0000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0000</value>
                </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>1575.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5079290.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </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>
                    <value>1250000.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1250000.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares of Class B Common Stock are convertible into shares of Class A Common Stock on a 1-for-1 basis.</footnote>
        <footnote id="F2">On February 14, 2018, 1575 shares of Class B Common Stock were transferred by gift from a trust for the benefit of Tiffany Horne Noonan. Of this amount, 525 shares were transferred by gift to the trust for the benefit of Kiera R. Noonan, 525 shares were transferred to the trust for the benefit of Tessa R. Noonan, and 525 shares were transferred to a new trust for the benefit of Liv R. Noonan. The shares held by these trusts are subject to the Amended and Restated George B. Horne Voting Trust Agreement - 1997 for which the Reporting Person serves as trustee (the &quot;Voting Trust&quot;). Following these transfers, 130,115 shares remain held by the trust for the benefit of Tiffany Horne Noonan and are subject to the Voting Trust.</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">Consists of the following shares of Class B Common Stock which are subject to The Amended and Restated George B. Horne Voting Trust Agreement - 1997 for which the Reporting Person serves as trustee: (i) 1,666,970 shares held in a trust for the benefit of Daniel W. Horne, (ii) 1,666,970 shares held in a trust for the benefit of Deborah Horne, (iii) 1,495,010 shares held in a trust for the benefit of Peter W. Horne, (iv) 22,600 shares held in a trust for the benefit of Tiffany Horne Noonan, (v) 130,115 shares held in a trust for the benefit of Tiffany Horne Noonan, (vi) 55,000 shares held in a trust for the benefit of Tara V. Horne, (vii) 40,000 shares held in a trust for the benefit of Tiffany Horne Noonan, (viii) 1050 shares held in a trust for the benefit of Kiera R. Noonan, (ix) 1050 shares held in a trust for the benefit of Tessa R. Noonan, and (x) 525 shares held in trust for the benefit of Liv R. Noonan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Amy B. Clark, Attorney-in-Fact</signatureName>
        <signatureDate>2018-02-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
