GeneralAire 4541 RESERVPRO Replacement Filters 16″x25"x5″

Our Generalaire Reservepro 4541 MERV 11 16x25x5 Furnace Filter will provide you with the cleanest air your home has ever had. This product is a genuine Generalaire / Reservepro product, sourced directly from the manufacturer.

Indoor air quality is essential to our well being, and Canadians deserve a company that just gets it right.

Not sure when to change your furnace filter?

Replace every 6 months if you have heating & cooling OR every 12 months if you only have heating. If you have a dusty environment or shedding pets you may need to replace your filter more often.

GeneralAire 4541 16″x25"x5″ Details:

Actual size 15-5/8" x 24-3/16" x 4-15/16"