Collection: 1" Replacement Furnace Filters

Shop online for the best prices on top quality replacement 1” furnace filters for a wide range of popular furnace brands in Canada. We offer a complete selection of high-efficiency MERV-rated 1” furnace filters in standard dimensions to precisely fit your home furnace and keep the air in your home clean. Choose from common 1” pleated furnace filter sizes such as 14x25, 16x20, 16x25, 18x24, 20x20, 20x25, available in many filter types including allergy-control furnace air filters, high-capacity furnace filters, and more.

Our 1” replacement furnace filters are available for home furnaces manufactured by major brands including Carrier, Aprilaire, Dafco, Honeywell, Lennox, White-Rodgers, and more. All replacement furnace filters feature precise dimensions to achieve the optimum fit in your home furnace, and are constructed using durable high-efficiency materials designed to meet or exceed all manufacturer specifications. All Dan the Filter Man replacement furnace filters are shipped fast in Canada, direct to you!