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20 x 20 x 4 (3.68"). MERV 11 Rated Pleated Filters. Case of 4.

20 x 20 x 4 (3.68"). MERV 11 Rated Pleated Filters. Case of 4.

$70.00
  • Standard 20 x 20 x 4 MERV 11 Rated Pleated Filters
  • Actual Size 19 1/2" x 19 1/2" x 3 3/4" 
  • Exact Replacement for 3M Filtrete 20 x 20 x 4 Air Cleaning Filter
  • Case of 4, Made in Canada
  • Free Shipping In Ontario & Quebec*
  • Pick Up In Store $55.00