Shopping Cart

Browse by Size:



Browse by Part #:

16 x 25 x 3 - All 3" Furnace Filters

16x25x3 Furnace Filter MERV 11 Aftermarket GF 4521/X0581. Case of 4

In Stock

  • Generic 16 x 25 x 3 MERV 11 Rated Pleated Filters
  • Actual Size 15 7/8" x 24 1/4" x 3"
  • Replacement for Generalaire GF 4521 and Lennox/Healthy Climate X0581
  • Manufactured in Canada
  • Case of 4


    IN STOCK

    16x25x3 Furnace Filter MERV 8 Aftermarket GF 4521/X0581. Case of 4

    In Stock

    • Generic 16 x 25 x 3 MERV 8 Rated Pleated Filters
    • Actual Size 15 7/8" x 24 1/4" x 3"
    • Replacement for Generalaire GF 4521 and Lennox/Healthy Climate X0581
    • Manufactured in Canada
    • Case of 4 


    IN STOCK

    Lennox X0581 Furnace Filter 16x25x3 Healthy Climate MERV 11 for BMAC-12C. Package of 3

    In Stock

    • Lennox/Healthy Climate 16 x 25 x 3 MERV 11 Rated
    • Filter Part No. XO581 for BMAC-12
    • Actual Size 15 7/8" x 24 1/4" x 3"
    • Package of 3


    IN STOCK

    Generalaire 4521 Furnace Filter 16x25x3 MERV 8 Part # 14164 for Mac 1200. GFI 4521 Package of 3

    In Stock

    • Generalaire Part # GFI 4521 or 14164 Mini Mac 1200
    • 16 x 25 x 3
    • Actual Size 15 7/8" x 24 1/4" x 3" 
    • MERV 8 Rated
    • Package of 3


    IN STOCK

    Reservepro 4521 or 14164 Mac 1200, Genuine 16x25x3 MERV 8. Package of 3.

    In Stock

    • Generalaire Part # GFI 4521 or 14164 Mini Mac 1200
    • 16 x 25 x 3
    • Actual Size 15 7/8" x 24 1/4" x 3" 
    • MERV 8 Rated
    • Package of 3


    IN STOCK