FORM OF A LETTER AGREEMENT REGARDING AMENDMENT OF STOCK OPTION AGREEMENTS FOR NON-EMPLOYEE DIRECTORS Met-Pro Corporation Harleysville, PA 19438Stock Option Agreement Amendment • December 2nd, 2010 • Met Pro Corp • Industrial & commercial fans & blowers & air purifing equip
As you know, the Board of Directors of Met-Pro Corporation (“Met-Pro”) approved changes to the standard terms and conditions of the stock options that had been granted to persons who were non-employee directors of Met-Pro as of February 1, 2010, and this letter agreement is intended to give effect to these new terms and conditions to the Met-Pro stock options that you own as of the date hereof.
