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  <xs:element id="mas_DecorativeArchitecturalProductsMember" abstract="true" name="DecorativeArchitecturalProductsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_SwingLineLoansMember" abstract="true" name="SwingLineLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_A2026CreditAgreementMember" abstract="true" name="A2026CreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_UnsecuredTermLoanMember" abstract="true" name="UnsecuredTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_LineOfCreditFacilityMaturityDateExtensionPeriod" abstract="false" name="LineOfCreditFacilityMaturityDateExtensionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="mas_LineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" abstract="false" name="LineOfCreditFacilityIncreaseInMaximumBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mas_MaximumLeverageRatio" abstract="false" name="MaximumLeverageRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mas_MinimumInterestCoverageRatio" abstract="false" name="MinimumInterestCoverageRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mas_NumberOfReportableSegmentsDisclosedByDefinitionFlag" abstract="false" name="NumberOfReportableSegmentsDisclosedByDefinitionFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="mas_CorporateAndReconcilingItemsMember" abstract="true" name="CorporateAndReconcilingItemsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_IEEPATariffRefundMember" abstract="true" name="IEEPATariffRefundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_CorporateExpenses" abstract="false" name="CorporateExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mas_PerformanceRestrictedStockUnitsMember" abstract="true" name="PerformanceRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_StockRepurchasedAndRetiredDuringPeriodToOffsetDilutiveImpactOfLongTermStockAwardsShares" abstract="false" name="StockRepurchasedAndRetiredDuringPeriodToOffsetDilutiveImpactOfLongTermStockAwardsShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="mas_BristanGroupMember" abstract="true" name="BristanGroupMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mas_DisposalGroupIncludingDiscontinuedOperationAdditionalConsideration" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationAdditionalConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
