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<!-- Generated by CompSci Transform (tm) - http://www.compsciresources.com -->
<!-- Created: Thu Mar 26 18:53:09 UTC 2026 -->
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  <roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpDisclosure" roleURI="http://xbrl.sec.gov/ecd/role/PvpDisclosure"/>
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    <loc xlink:type="locator" xlink:label="EquityAwardsAdjustmentsChangeInFairValueOfAwardsGrantedInPriorYearsForfeitedDuringCurrentYearMember" xlink:href="wts-20251231.xsd#wts_EquityAwardsAdjustmentsChangeInFairValueOfAwardsGrantedInPriorYearsForfeitedDuringCurrentYearMember"/>
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