Local delivery available in the following communities - Breslau, Drayton, Elmira, Elora, Fergus, Guelph, Kitchener, Listowel, Minto, Mount Forest, New Hamburg, Palmerston, St. Jacobs, Waterloo, Wingham.

GF-4551 Furnace Filter


This filter provides a high indoor air quality and an exceptional ability to keep your home’s air clean. In most environments, this filter only requires replacing every 3-4 months.

Single filter.

SKU: N/A Category:

Additional information


Electroaire, Generalaire Filter, Honeywell

Furnace Model

Generalaire / Reserve 4501, GeneralAire GF-2025, GeneralAire GF-GAFB2832, GeneralAire GF-GAFB2843, GeneralAire MAC-L, GeneralAire Mega-Mac MAC2000, Source1 S1-MAC10202505, Totaline P101-MF20, Trion Air Bear 2000, York S1-MAC10202505

MERV Value


Size (Actual)

19-5/8" x 24-3/16" x 4-15/16"

Size (Nominal)

20" x 25" x 5"

Pack Size

Pack of 1, Pack of 3