-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 1bJLh4cMnMT9Z2FtJzEMIA==

<SEC-DOCUMENT>0000065201-04-000004.txt : 20040107
<SEC-HEADER>0000065201-04-000004.hdr.sgml : 20040107
<ACCEPTANCE-DATETIME>20040107171909
ACCESSION NUMBER:		0000065201-04-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040107
FILED AS OF DATE:		20040107

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			REPLOGLE ROBERT P
		CENTRAL INDEX KEY:			0001248433

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07763
		FILM NUMBER:		04513782

	BUSINESS ADDRESS:	
		STREET 1:		C/O MET PRO CORP
		STREET 2:		P O BOX 144
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438
		BUSINESS PHONE:		2157236751

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MET PRO CORP
		CENTRAL INDEX KEY:			0000065201
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				231683282
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		160 CASSELL ROAD
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438
		BUSINESS PHONE:		2157236751

	MAIL ADDRESS:	
		STREET 1:		160 CASSELL ROAD
		STREET 2:		BOX 144
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MET PRO WATER TREATMENT CORP
		DATE OF NAME CHANGE:	19740924

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MET PRO INC
		DATE OF NAME CHANGE:	19661026
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rep20040107_ex.xml
<TEXT>
<XML>
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<!-- - EDGAR Ease Plus 1.0                                   07/25/03  TT    -->
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2004-01-07</periodOfReport>
   <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000065201</issuerCik>
        <issuerName>MET PRO CORP</issuerName>
        <issuerTradingSymbol>MPR</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001248433</rptOwnerCik>
            <rptOwnerName>REPLOGLE ROBERT P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>160 CASSELL ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HARLEYSVILLE</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19438</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Vice President</officerTitle>
      </reportingOwnerRelationship>
   </reportingOwner>
 <nonDerivativeTable>
   <nonDerivativeHolding>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>29801</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeHolding>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <transactionDate>
         <value>2004-01-07</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>1000</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>16.45</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>26110</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>Held in ESOT/401K/IRA</value>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <transactionDate>
         <value>2004-01-07</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>500</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>16.36</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>25610</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>Held in ESOT/401K/IRA</value>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <transactionDate>
         <value>2004-01-07</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>500</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>16.35</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>25110</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>Held in ESOT/401K/IRA</value>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <transactionDate>
         <value>2004-01-07</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>600</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>16.42</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>24510</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>Held in ESOT/401K/IRA</value>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Common Stock, Par Value $ .10</value>
      </securityTitle>
      <transactionDate>
         <value>2004-01-07</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>400</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>16.46</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>24110</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>Held in ESOT/401K/IRA</value>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
 </nonDerivativeTable>
 <derivativeTable>
   <derivativeHolding>
      <securityTitle>
         <value>Statutory Stock Purchase Option</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>7.4063</value>
      </conversionOrExercisePrice>
      <exerciseDate>
         <value>2001-12-16</value>
      </exerciseDate>
      <expirationDate>
         <value>2009-12-16</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>5600</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>5600</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeHolding>
   <derivativeHolding>
      <securityTitle>
         <value>Statutory Stock Purchase Option</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>9.075</value>
      </conversionOrExercisePrice>
      <exerciseDate>
         <value>2003-02-26</value>
      </exerciseDate>
      <expirationDate>
         <value>2011-02-26</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>5600</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>11200</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeHolding>
   <derivativeHolding>
      <securityTitle>
         <value>Statutory Stock Purchase Option</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>9.8625</value>
      </conversionOrExercisePrice>
      <exerciseDate>
            <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
         <value>2012-02-25</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>5600</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>16800</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeHolding>
   <derivativeHolding>
      <securityTitle>
         <value>Statutory Stock Purchase Option</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>9.81</value>
      </conversionOrExercisePrice>
      <exerciseDate>
            <footnoteId id="F2"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-02-24</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>4000</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>20800</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeHolding>
 </derivativeTable>
   <footnotes>
      <footnote id="F1"> Excisable 02/25/2002 as to 1,866 shares, 02/25/2003 as to 1,867 shares and 02/25/2004 as to 1,867 shares.</footnote>

      <footnote id="F2"> Excisable 02/24/2003 as to 1,333 shares, 02/24/2004 as to 1,333 shares and 02/24/2005 as to 1,334 shares.</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>/s/ Gary J. Morgan Attorney-in-fact of Robert P. Replogle</signatureName>
      <signatureDate>2004-01-07</signatureDate>
   </ownerSignature>
</ownershipDocument>

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