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20x20x4 - 3M Filtrete

3M Filtrete 20x20x4 Furnace Filter Case of 4.

Out of Stock

  • Genuine Original 3M Filtrete 20 x 20 x 4 
  • Actual Size 19 1/2" x 19 1/2" x 3 5/8" 
  • Equivalent to MERV 11
  • Case of 4
  • Free Shipping In Ontario & Quebec*
  • Pick Up In Store $140.00


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