Free Shipping to Select Areas of Ontario, Quebec & Manitoba   |   Discount Shipping To All Other Areas

Shopping Cart

Browse by Size:



Browse by Part #:

RESERVEPRO GF 4531 20 x 20 x 5

4556 Generalaire Genuine Mac Twenty, Replacement for 4531 MERV 10 Upgraded to MERV 11 Part No. 4556. Package of 3

In Stock

  • Replacement MAC TWENTY Filters
  • Actual/Exact Size 20 3/4" x 19 3/4" x 4 15/16"
  • MERV 11 Rated
  • Made by ReservePro Parts for Generalaire.
  • 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, Generalaire #4531
  • Package of 3
  • Pick Up in Store $90.00


IN STOCK

ReservePro 20x20x5 Part 4556/4531 Actual Size 20 3/4" x 19 3/4" x 4 15/16" MERV 10. Case of 3 Generic.

In Stock

  • Exact Size Replacement for ReservePro 20 x 20 x 5 Part# 4556/4531
  • Actual/Exact Size 20 3/4" x 19 3/4" x 4 15/16"
  • 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
  • Furnace Filters.Ca Part # 498-523-125-M10
  • Manufactured in Canada by Furnace Filters.Ca
  • Case of 3
  • Pick Up in Store $65.00


IN STOCK

ReservePro 20x20x5 Part 4556/4531 Actual Size 20 3/4" x 19 3/4" x 4 15/16" MERV 11. Case of 3 Generic.

In Stock

  • Exact Size Replacement for ReservePro 4531, 20 x 20 x 5 Pleated Filters
  • Actual Size 20 3/4" x 19 3/4" x 4 15/16"
  • 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
  • Furnace Filters.Ca Part # 498-523-125-M11
  • Manufactured in Canada by Furnace Filters.Ca
  • Case of 3
  • Pick Up in Store $65.00


IN STOCK