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Airfilterbuy furnace air filters Deals in Canada

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Deals are available from 1 stores and 3 brands. An additional discount is available for 2 items. Last updated on September 24, 2025.
Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters
Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters
Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters
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Filtrete 16x24x1 Furnace Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
Filtrete 16x24x1 Furnace Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
Filtrete 16x24x1 Furnace Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
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Filtrete 20x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.63 x 24.75 x 4.31 in)
Filtrete 20x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.63 x 24.75 x 4.31 in)
Filtrete 20x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.63 x 24.75 x 4.31 in)
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Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)
Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)
Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)
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M1-1056 MERV 11 | AMP M1-1056 Generic Replacement Filter. Actual Size 15 3/8" x 25 1/2" x 5 1/4". Case of 3 Manufactured in Canada by Furnace Filters.Ca
6% Off
M1-1056 MERV 11 | AMP M1-1056 Generic Replacement Filter. Actual Size 15 3/8" x 25 1/2" x 5 1/4". Case of 3 Manufactured in Canada by Furnace Filters.Ca
M1-1056 MERV 11 | AMP M1-1056 Generic Replacement Filter. Actual Size 15 3/8" x 25 1/2" x 5 1/4". Case of 3 Manufactured in Canada by Furnace Filters.Ca
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M1-1056, AMP M1-1056 Replacement Filter | AirPurete AP- M116255 | Actual Size 15 3/8" x 25 1/2" x 5 1/4" (16x25x5) | Pack of 3 | Compatible with Reliance Smart Air | Manufactured in Canada
11% Off
M1-1056, AMP M1-1056 Replacement Filter | AirPurete AP- M116255 | Actual Size 15 3/8" x 25 1/2" x 5 1/4" (16x25x5) | Pack of 3 | Compatible with Reliance Smart Air | Manufactured in Canada
M1-1056, AMP M1-1056 Replacement Filter | AirPurete AP- M116255 | Actual Size 15 3/8" x 25 1/2" x 5 1/4" (16x25x5) | Pack of 3 | Compatible with Reliance Smart Air | Manufactured in Canada
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16x25x1 MERV 8 Case of 6 Pleated Furnace & A/C Air Filter. Made in Canada by FurnaceFilters.Ca
16x25x1 MERV 8 Case of 6 Pleated Furnace & A/C Air Filter. Made in Canada by FurnaceFilters.Ca
16x25x1 MERV 8 Case of 6 Pleated Furnace & A/C Air Filter. Made in Canada by FurnaceFilters.Ca
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Filtrete 16x24x1 Furnace Filter, MPR 1000, MERV 11, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
Filtrete 16x24x1 Furnace Filter, MPR 1000, MERV 11, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
Filtrete 16x24x1 Furnace Filter, MPR 1000, MERV 11, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters
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Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
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Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
Filtrete 16x25x1 AC Furnace Air Filter, MPR 700, MERV 8, Tough on Pollen, Easy on Airflow, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 15.68 x 24.56 x 0.78 in)
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