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        <CompensationBasedOnRltdOrgsAmt>96446</CompensationBasedOnRltdOrgsAmt>
        <DeferredCompRltdOrgsAmt>61456</DeferredCompRltdOrgsAmt>
        <TotalCompensationRltdOrgsAmt>157902</TotalCompensationRltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Officer directors etc family relationship Part VI line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RELATIONSHIP BETWEEN THE TRUSTEES OF THE FUND IS A BUSINESS RELATIONSHIP. THE FUND IS ESTABLISHED AND MAINTAINED PURSUANT TO THE EMPLOYEE RETIREMENT INCOME SECURITY ACT OF 1974, AS AMENDED. THE FUND, AS A TAFT-HARTLEY TRUST FUND, IS ADMINISTERED BY A BOARD OF TRUSTEES WHICH IS COMPRISED OF AN EQUAL NUMBER OF UNION AND EMPLOYER REPRESENTATIVES. BECAUSE OF THIS ORGANIZATIONAL REQUIREMENT, THERE IS A BUSINESS RELATIONSHIP BETWEEN THE TRUSTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL BOARD MEMBERS ARE ELECTED BY THE MEMBERSHIP INTO THEIR OFFICER POSITIONS, FROM WHICH THEY HOLD THEIR TRUSTEESHIP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PRESENTED AND APPROVED AT A BOARD OF TRUSTEES MEETING, PENDING REVIEW AND APPROVAL BY FUND LEGAL COUNSEL. UPON COMPLETION THE TRUSTEES ARE PROVIDED WITH FINAL COPIES OF THE FORM 990, INCLUDING ALL REQUIRED SCHEDULES, AS ULTIMATELY FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUALLY, EACH TRUSTEE MUST ANSWER THE FIDUCIARY LIABILITY INSURANCE RENEWAL QUESTIONAIRE, WHICH CONTAINS QUESTIONS REGARDING POTENTIAL, AS WELL AS ACTUAL CONFLICTS OF INTEREST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FUND DID NOT HAVE A CEO, EXECUTIVE DIRECTOR, TOP MANAGEMENT OFFICIALS, OR OTHER OFFICERS OR KEY EMPLOYEES, AS THOSE TERMS ARE DEFINED IN THE INSTRUCTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FUND IS ESTABLISHED AND MAINTAINED PURSUANT TO THE EMPLOYEE RETIREMENT INCOME SECURITY ACT OF 1974, AS AMENDED. IT OPERATES IN COMPLIANCE WITH THE REPORTING AND DISCLOSURE REQUIREMENTS OF SUBTITLE B, PART 1 OF ERISA WITH RESPECT TO DISCLOSURE OF ITS GOVERNING DOCUMENTS AND FINANCIAL INFORMATION. IT OPERATES IN COMPLIANCE WITH FIDUCIARY RESPONSIBILITY REQUIREMENTS OF SUBTITLE B, PART 4 OF ERISA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part VII response or note to any other line in Part VII</FormAndLineReferenceDesc>
        <ExplanationTxt>LINE 1A - THE TRUSTEES OF THE FUND SERVED WITHOUT RECEIVING COMPENSATION FROM THE FUND FOR THOSE SERVICES. HOWEVER, SOME TRUSTEES WERE COMPENSATED AS EMPLOYEES OF HEAT &amp; FROST INSULATORS LOCAL 47, WHICH IS A CONTRIBUTING EMPLOYER TO THE FUND, AND AS SUCH, A RELATED ORGANIZATION AS THAT TERM IS DEFINED IN THE INSTRUCTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="990R">
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>Heat &amp; Frost Local 47 Retirement</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>6525 Centurion Drive</AddressLine1Txt>
          <CityNm>Lansing</CityNm>
          <StateAbbreviationCd>MI</StateAbbreviationCd>
          <ZIPCd>48917</ZIPCd>
        </USAddress>
        <EIN>386059001</EIN>
        <PrimaryActivitiesTxt>Pension</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>401a</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>Heat &amp; Frost Local 47</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>419 S Washington Square Suite 301</AddressLine1Txt>
          <CityNm>Lansing</CityNm>
          <StateAbbreviationCd>MI</StateAbbreviationCd>
          <ZIPCd>48933</ZIPCd>
        </USAddress>
        <EIN>381273708</EIN>
        <PrimaryActivitiesTxt>Local</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501c5</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>Local 47 J A T C</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>906 Terminal Road</AddressLine1Txt>
          <CityNm>Lansing</CityNm>
          <StateAbbreviationCd>MI</StateAbbreviationCd>
          <ZIPCd>48906</ZIPCd>
        </USAddress>
        <EIN>383335486</EIN>
        <PrimaryActivitiesTxt>Apprentice</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501c3</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>2</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>Internaitonal Assoc Heat &amp; Frost</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>9602 M L King Jr Highway</AddressLine1Txt>
          <CityNm>Lanham</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>20706</ZIPCd>
        </USAddress>
        <EIN>530088300</EIN>
        <PrimaryActivitiesTxt>International</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MD</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501c5</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>API INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ADVANCED INDUSTRIAL SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ALLIED POWER</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ANDY J EGAN COMPANY INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ASCEND SEWING &amp; INSULATION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ATLANTIC PLANT MAINT INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BRANDSAFWAY INDUSTRIES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BROCK INDUSTRIAL SERVICES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CHAMPION SPECIALTY SERV LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CONSOLIDATED MECHANICAL INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ECO MECHANICAL INSULATION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ELITE MECHANICAL INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>HEAT &amp; FROST INSULATORS 47</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>HUNTER PRELL COMPANY</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>JEN-SUM MECHANICAL</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>K&amp;N ELITE INSULATION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LAKE STATE INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LANSING MECHANICAL INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LOCAL 47 JATC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MECHANICAL &amp; INDUSTRIAL INSUL</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MECHANICAL HEAT &amp; FROST INS INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MICHIGAN MECHANICAL INSUL INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MID-MICHIGAN MECH INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>N B PROCESSING INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>NELSON INSULATION CO</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>RI BONDY INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>REVARD MECHANICAL INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>RIVAL INSULATION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>T&amp;C INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TICON INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TRIDENT INSULATION SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>