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GENERALAIRE GF 4531 20x20x5

Generalaire 4531 Furnace Filter 20x20x5 MERV 10 Upgraded to MERV 11 GFI 4556 for MAC Twenty Package of 3.

In Stock

  • Generalaire Part # GFI 4531
  • 20 x 20 x 5 Media Pleated Filter
  • Replacement MAC Twenty Filters
  • Also for: S1 # S1-FM10202005, Source 1 # S1-MAC202005, Trion # 255649-103, Skuttle #448-3, Skuttle DB-0020-020, Air Bear Supreme 20x20, Generalaire MAC TWENTY
  • Actual Size 20 5/8" x 19 3/4" x 4 15/16"
  • MERV 10 Rated
  • Made by ReservePro Parts for Generalaire
  • Package of 3
  • Free Shipping in Ontario & Quebec*
  • Pick Up in Store $80.00

Generalaire 20x20x5 Part 4531 / 4556 Actual Size 19 5/8" x 20 5/8" x 4 15/16" With Foam Gaskets, MERV 10. Case of 3 Made in Canada by FurnaceFilters.Ca

Out of Stock

  • Replacement for Generalaire 4531, 20 x 20 x 5 Pleated Filters
  • Actual Size 19 5/8" x 20 5/8" x 4 15/16" With Foam Gaskets
  • MERV 10 Rated
  • Also fits: S1 # S1-FM10202005, Source 1 # S1-MAC202005, Trion # 255649-103, Skuttle #448-3, Skuttle DB-0020-020, Air Bear Supreme 20x20, Generalaire MAC TWENTY, Generalaire #4531
  • Case of 3
  • Made in Canada
  • Free Shipping in Ontario & Quebec*
  • Pick Up in Store $55.00


Sold Out

Generalaire 20x20x5 Part 4531 / 4556 Actual Size 19 5/8" x 20 5/8" x 4 15/16" With Foam Gaskets, MERV 11. Case of 3 Made In Canada by FurnaceFilters.Ca

Out of Stock

  • Replacement for Generalaire 4531, 20 x 20 x 5 Pleated Filters
  • Actual Size 19 5/8" x 20 5/8" x 4 15/16" With Foam Gaskets
  • MERV 11 Rated
  • Also fits: S1 # S1-FM10202005, Source 1 # S1-MAC202005, Trion # 255649-103, Skuttle #448-3, Skuttle DB-0020-020, Air Bear Supreme 20x20, Generalaire MAC TWENTY, Generalaire #4531
  • Case of 3
  • Made in Canada
  • Free Shipping in Ontario & Quebec*
  • Pick Up in Store $60.00


Sold Out