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GENERALAIRE GF 4521 16x25x3

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
  • Made In Canada by FurnaceFilters.Ca
  • Case of 4¬†

    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
    • Made In Canada by FurnaceFilters.Ca
    • Case of 4