FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

TETLEY PAUL A 		2. Issuer Name and Ticker or Trading Symbol

MET PRO CORP [ MPR ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Executive Vice President
(Last)          (First)          (Middle)

C/O MET-PRO CORPORATION, PO BOX 144 		3. Date of Earliest Transaction (MM/DD/YYYY)

2/27/2012
(Street)

HARLEYSVILLE, PA 19438
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock, Par Value $ .10                  18126   D    
Common Stock, Par Value $ .10                  7036   I   Held in ESOT/401K  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Statutory Stock Purchase Option   $9.644                      (1) 2/23/2014   Common Stock   17779     17779   D    
Statutory Stock Purchase Option   $7.411                      (2) 2/22/2015   Common Stock   10667     28446   D    
Statutory Stock Purchase Option   $9.0375                      (3) 12/15/2015   Common Stock   5380     33826   D    
Non-Statutory Stock Purchase Option   $9.0375                      (4) 12/15/2015   Common Stock   5287     39113   D    
Statutory Stock Purchase Option   $10.8975                      (5) 12/15/2016   Common Stock   12690     51803   D    
Non-Statutory Stock Purchase Option   $10.8975                    12/15/2007   12/15/2016   Common Stock   644     52447   D    
Statutory Stock Purchase Option   $11.75                      (6) 12/10/2017   Common Stock   13000     65447   D    
Non-Statutory Stock Purchase Option   $11.345                      (7) 12/3/2018   Common Stock   4366     69813   D    
Statutory Stock Purchase Option   $11.345                      (8) 12/3/2018   Common Stock   8634     78447   D    
Statutory Stock Purchase Option   $9.69                      (9) 12/11/2019   Common Stock   8667     87114   D    
Non-Statutory Stock Purchase Option   $9.69                    12/11/2010   12/11/2019   Common Stock   4333     91447   D    
Statutory Stock Purchase Option   $12.18                      (10) 12/17/2020   Common Stock   7878     99325   D    
Non-Statutory Stock Purchase Option   $12.18                    12/17/2011   12/17/2020   Common Stock   2851     102176   D    
Statutory Stock Purchase Option   $9.85   2/27/2012     A      6564         (11) 2/27/2022   Common Stock   6564   $ 0   108740   D    

Explanation of Responses:
( 1)  Exercisable 02/23/2004 as to 5,925 shares, 01/28/2005 as to 608 shares, 02/23/2005 as to 5,291 shares and 02/23/2006 as to 5,955 shares.
( 2)  Exercisable 02/22/2005 as to 3,555 shares, 02/22/2006 as to 3,556 shares and 02/22/2007 as to 3,556 shares.
( 3)  Exercisable 12/15/2006 as to 1,824 shares and 12/15/2007 as to 3,556 shares.
( 4)  Exercisable 12/15/2005 as to 3,555 shares and 12/15/2006 as to 1,732 shares.
( 5)  Exercisable 12/15/2007 as to 3,800 shares, 12/15/2008 as to 4,445 shares, 12/15/2009 as to 4,445 shares.
( 6)  Exercisable 12/10/2008 as to 4,333 shares, 12/10/2009 as to 4,333 shares and 12/10/2010 as to 4,334 shares.
( 7)  Exercisable 12/03/2009 as to 4,333 shares, 12/03/2010 as to 33 shares and 12/03/2011 as to 0 shares.
( 8)  Exercisable 12/03/2009 as to 0 shares, 12/03/2010 as to 4,300 shares and 12/03/2011 as to 4,334 shares.
( 9)  Exercisable 12/11/2010 as to 0 shares, 12/11/2011 as to 4,333 shares and 12/11/2012 as to 4,334 shares.
( 10)  Exercisable 12/17/2011 as to 725 shares, 12/17/2012 as to 3,576 shares and 12/17/2013 as to 3,577 shares.
( 11)  Exercisable 02/27/2013 as to 2,188 shares, 02/27/2014 as to 2,188 shares and 02/27/2015 as to 2,188 shares.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
TETLEY PAUL A
C/O MET-PRO CORPORATION
PO BOX 144
HARLEYSVILLE, PA 19438

Executive Vice President

Signatures
Gary J. Morgan Attorney-in-fact of Paul A. Tetley 2/29/2012
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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