Met-Pro Corporation's Environmental Air Solutions Business Unit Receives Equipment Orders Totaling Approximately $1.4 Million

Harleysville, PA, November 1, 2011 - Raymond J. De Hont, Chairman and Chief Executive Officer of Met-Pro
Corporation (NYSE:MPR), announced today that the Company's Environmental Air Solutions business unit has received
orders valued at approximately $1.4 million, to supply two multi-technology air pollution control systems to a large
industrial products manufacturer. These orders are expected to ship in the first quarter of the Company's next fiscal year.

Both systems will include a series of Duall brand venturi and chemical scrubbers along with a Met-Pro® Systems brand
thermal oxidizer. They will treat industrial furnace emissions containing a complex mixture of particulates, Sulfur Dioxide,
and Nitrogen Oxides.

"This order, which includes the technologies of multiple Met-Pro brands, demonstrates the combined strength of our
engineering, project management, manufacturing and service capabilities, and underscores the ability of the
Environmental Air Solutions business unit to provide customers with a single source 'total solution' to address their
complex air emission needs," said De Hont. "Together with the $3.5 million order announced last week by the
Environmental Air Solutions business unit, they reinforce our reputation for providing technologically advanced, energyefficient,
and environmentally-friendly air pollution control solutions and allow us to remain optimistic regarding other large
projects we are pursuing."

About Met-Pro

Met-Pro Corporation, with headquarters at 160 Cassell Road, Harleysville, Pennsylvania, is a leading niche-oriented
global provider of product recovery, pollution control, fluid handling and filtration solutions. The Company's diverse and
synergistic solutions and products address the world's growing need for clean air and water, reduced energy consumption
and improved operating efficiencies. Through its global sales organization, internationally recognized brands, and
operations in North America, South America, Europe and The People's Republic of China, Met-Pro's solutions, products
and systems are sold to a well-diversified cross-section of customers and markets around the world. For more
information, please visit

Met-Pro common shares are traded on the New York Stock Exchange, symbol MPR.

To obtain an Annual Report or additional information on the Company, please call 215-723-6751 and ask for the Investor
Relations Department, or visit the Company's website at

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