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FURNACE FILTERS

Generalaire 201 Furnace Filter MERV 11 - 2 Pack Replacement for Aprilaire 2200 & GFI 4050 Air Filters - Improves Indoor Air Quality for Homes & Offices -45% Off
Generalaire 201 Furnace Filter MERV 11 - 2 Pack Replacement for Aprilaire 2200 & GFI 4050 Air Filters - Improves Indoor Air Quality for Homes & Offices
$57.75 $105
Generalaire 4501 MERV 10 Furnace Air Filter 20x25x5 - 3 Pack Replacement for GF 4551 & Mac 2000 | Made in Canada | Perfect for Home HVAC Systems & Air Purifiers -45% Off
Generalaire 4501 MERV 10 Furnace Air Filter 20x25x5 - 3 Pack Replacement for GF 4551 & Mac 2000 | Made in Canada | Perfect for Home HVAC Systems & Air Purifiers
$46.75 $85
20x25x2 MERV 8 Pleated Air Filters - Case of 12 | High Efficiency Furnace & AC Filters for Home, Office & Commercial Use | Dust, Pollen & Allergen Reduction -45% Off
20x25x2 MERV 8 Pleated Air Filters - Case of 12 | High Efficiency Furnace & AC Filters for Home, Office & Commercial Use | Dust, Pollen & Allergen Reduction
$57.75 $105
24x24x4 MERV 8 Pleated Air Filters - 6 Pack | High Efficiency Furnace Filters for Home HVAC Systems | Perfect for Allergies, Dust & Pet Dander Protection -45% Off
24x24x4 MERV 8 Pleated Air Filters - 6 Pack | High Efficiency Furnace Filters for Home HVAC Systems | Perfect for Allergies, Dust & Pet Dander Protection
$57.75 $105
25X 30Ft x 5/8 Inch Polyester Roll Media - High-Quality Filter Material for Pools, HVAC Systems, and Industrial Filtration Applications -45% Off
25X 30Ft x 5/8 Inch Polyester Roll Media - High-Quality Filter Material for Pools, HVAC Systems, and Industrial Filtration Applications
$27.5 $50
3M Filtrete 16x20x1 Air Filter MPR 1500 - 6 Pack | Premium Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens -45% Off
3M Filtrete 16x20x1 Air Filter MPR 1500 - 6 Pack | Premium Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens
$54.45 $99
3M Filtrete 16x25x1 Air Filter MPR 1900 - 6 Pack | Premium Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens -45% Off
3M Filtrete 16x25x1 Air Filter MPR 1900 - 6 Pack | Premium Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens
$85.25 $155
3M Filtrete 16x25x5 MERV 13 Air Filter - 4 Pack | High Efficiency Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens -45% Off
3M Filtrete 16x25x5 MERV 13 Air Filter - 4 Pack | High Efficiency Furnace & AC Filters for Home, Office & Commercial Use | Traps Dust, Pollen & Allergens
$82.5 $150
3M Filtrete 20x20x4 Air Filter - 4 Pack | MERV 11 HVAC Furnace Filters for Home & Office | Traps Dust, Pollen & Allergens | Improves Indoor Air Quality -45% Off
3M Filtrete 20x20x4 Air Filter - 4 Pack | MERV 11 HVAC Furnace Filters for Home & Office | Traps Dust, Pollen & Allergens | Improves Indoor Air Quality
$85.25 $155
Lifebreath HRV Replacement Filters (Set of 4) - 9-3/4 -45% Off
Lifebreath HRV Replacement Filters (Set of 4) - 9-3/4" x 12-1/2" x 5/8" Synthetic Media Air Filters for Home Ventilation Systems - Perfect for HRV/ERV Units, Basements, and Energy-Efficient Houses
$30.25 $55
Aerostar 16x25x1 MERV 11 Pleated HVAC Furnace Air Filters - 12 Pack for Home, Office & Commercial Use - Traps Dust, Pollen & Allergens -45% Off
Aerostar 16x25x1 MERV 11 Pleated HVAC Furnace Air Filters - 12 Pack for Home, Office & Commercial Use - Traps Dust, Pollen & Allergens
$57.2 $104
AeroStar 16x25x1 Activated Carbon Air Filter for Furnace – Odor Eliminator, Dust & Allergen Reduction – 3-Pack – Perfect for Home, Office & HVAC Systems -45% Off
AeroStar 16x25x1 Activated Carbon Air Filter for Furnace – Odor Eliminator, Dust & Allergen Reduction – 3-Pack – Perfect for Home, Office & HVAC Systems
$44 $80
Aerostar 16x25x4 MERV 11 Air Filter for Furnace & AC - Exact Size 15.5x24.5x3.625 Inches - 4 Pack - Improves Indoor Air Quality for Home & Office -45% Off
Aerostar 16x25x4 MERV 11 Air Filter for Furnace & AC - Exact Size 15.5x24.5x3.625 Inches - 4 Pack - Improves Indoor Air Quality for Home & Office
$52.25 $95
Aerostar 16x25x4 MERV 8 Pleated Air Filter for Furnace & AC - Exact Size 15.5x24.5x3.625 Inches (4-Pack) - Perfect for Home HVAC Systems & Allergies Relief -45% Off
Aerostar 16x25x4 MERV 8 Pleated Air Filter for Furnace & AC - Exact Size 15.5x24.5x3.625 Inches (4-Pack) - Perfect for Home HVAC Systems & Allergies Relief
$40.7 $74
AeroStar 20x25x1 MERV 8 Activated Carbon Air Filter - 3 Pack for Furnace, AC & HVAC Systems - Odor & Dust Elimination for Home & Office Use -45% Off
AeroStar 20x25x1 MERV 8 Activated Carbon Air Filter - 3 Pack for Furnace, AC & HVAC Systems - Odor & Dust Elimination for Home & Office Use
$45.1 $82
Aerostar 20x25x4 MERV 13 Pleated Air Filters (4-Pack) - Exact Size 19.5x24.5x3.75 - High Efficiency HVAC Furnace Filters for Home & Office Air Purification -45% Off
Aerostar 20x25x4 MERV 13 Pleated Air Filters (4-Pack) - Exact Size 19.5x24.5x3.75 - High Efficiency HVAC Furnace Filters for Home & Office Air Purification
$66 $120
Aprilaire 1213 Replacement Filter Upgrade Kit for Model 2200 Whole House Air Cleaners - Improve Indoor Air Quality for Allergy & Asthma Relief - Perfect for Homes with Pets, Dust or Pollen Allergies -45% Off
Aprilaire 1213 Replacement Filter Upgrade Kit for Model 2200 Whole House Air Cleaners - Improve Indoor Air Quality for Allergy & Asthma Relief - Perfect for Homes with Pets, Dust or Pollen Allergies
$66 $120
Aprilaire 201 Model 2200 Retrofit Replacement Box Filter - MERV 10, 19.75 -45% Off
Aprilaire 201 Model 2200 Retrofit Replacement Box Filter - MERV 10, 19.75" x 24.25" x 5.25" - No Spacers Needed, Fits Reusable Plastic Frame - 3-Pack - Made in Canada by FurnaceFilters.Ca - Perfect for HVAC Systems, Home Air Purification & Allergies Relief
$52.25 $95
Aprilaire 213CBN MERV 13 Furnace Air Filter with Carbon Replacement Media - 2 Pack | Improves Indoor Air Quality for Homes & Offices -45% Off
Aprilaire 213CBN MERV 13 Furnace Air Filter with Carbon Replacement Media - 2 Pack | Improves Indoor Air Quality for Homes & Offices
$145.75 $265
Aprilaire 401 Furnace Air Filter - 2 Pack Replacement for Model 2400 - High Efficiency HVAC System - Perfect for Home Heating & Cooling Maintenance -45% Off
Aprilaire 401 Furnace Air Filter - 2 Pack Replacement for Model 2400 - High Efficiency HVAC System - Perfect for Home Heating & Cooling Maintenance
$52.25 $95
Aprilaire 410 Furnace Filter MERV 11 Replacement Air Filter - 2 Pack for Home HVAC System | Improves Indoor Air Quality & Reduces Allergens | Perfect for Allergy Sufferers & Pet Owners -45% Off
Aprilaire 410 Furnace Filter MERV 11 Replacement Air Filter - 2 Pack for Home HVAC System | Improves Indoor Air Quality & Reduces Allergens | Perfect for Allergy Sufferers & Pet Owners
$52.25 $95
Aprilaire 4119 Spacers for Model 2200 Humidifier - Pack of 1 | HVAC Installation Accessories | Perfect for Home & Office Humidity Control Systems -45% Off
Aprilaire 4119 Spacers for Model 2200 Humidifier - Pack of 1 | HVAC Installation Accessories | Perfect for Home & Office Humidity Control Systems
$22 $40
Aprilaire 4270 Spacers for Model 2400 Humidifier - 1 Pack | HVAC Installation Accessories for Home Comfort & Air Quality Improvement -45% Off
Aprilaire 4270 Spacers for Model 2400 Humidifier - 1 Pack | HVAC Installation Accessories for Home Comfort & Air Quality Improvement
$22 $40
**Bryant 16x25 GAPBBCAR1625 Genuine MERV 15 Furnace Air Filter (17 1/16 -45% Off
**Bryant 16x25 GAPBBCAR1625 Genuine MERV 15 Furnace Air Filter (17 1/16" x 24 3/8" x 3 1/2") – Pack of 1 – High-Efficiency HVAC Replacement for Cleaner Air at Home or Office**
$129.25 $235
Bryant 20x25x4 5/16 MERV 8 Furnace Air Filter - Genuine OEM Replacement (Pack of 2) - Perfect for HVAC Systems & Home Air Purification -45% Off
Bryant 20x25x4 5/16 MERV 8 Furnace Air Filter - Genuine OEM Replacement (Pack of 2) - Perfect for HVAC Systems & Home Air Purification
$71.5 $130
Bryant 20x25x1 Genuine MERV 15 Furnace Air Filter - GAPBBCAR2025 Replacement for HVAC Systems - Case of 1 - Improves Indoor Air Quality for Homes & Offices -45% Off
Bryant 20x25x1 Genuine MERV 15 Furnace Air Filter - GAPBBCAR2025 Replacement for HVAC Systems - Case of 1 - Improves Indoor Air Quality for Homes & Offices
$126.5 $230
Bryant FILBBCAR0024 Furnace Air Filter 24x25x4 5/16 Inches - 2 Pack for Home HVAC System - Improves Indoor Air Quality & Protects Heating/Cooling Equipment -45% Off
Bryant FILBBCAR0024 Furnace Air Filter 24x25x4 5/16 Inches - 2 Pack for Home HVAC System - Improves Indoor Air Quality & Protects Heating/Cooling Equipment
$77 $140
Bryant FILBBCAR0116 16x25x4 5/16 MERV 11 Furnace Air Filters (2-Pack) - High Efficiency HVAC Filters for Home & Office Air Purification -45% Off
Bryant FILBBCAR0116 16x25x4 5/16 MERV 11 Furnace Air Filters (2-Pack) - High Efficiency HVAC Filters for Home & Office Air Purification
$74.25 $135
Bryant Carrier 16x25x4 Reusable Air Filter System Kit - Includes Lifetime Frame RFFS 805 & 3 MERV 11 Replacement Filters PP 805 | HVAC Furnace AC Air Purifier for Home & Office -45% Off
Bryant Carrier 16x25x4 Reusable Air Filter System Kit - Includes Lifetime Frame RFFS 805 & 3 MERV 11 Replacement Filters PP 805 | HVAC Furnace AC Air Purifier for Home & Office
$21.99 $39.99
Generalaire 4511 16x25x5 MERV 10 Air Filter - 3 Pack Replacement for Mac 1400 Air Cleaners (Actual Size 15.625x24.1875x4.9375 Inches) - FurnaceFilters.ca - Perfect for Home HVAC Systems & Allergy Relief -45% Off
Generalaire 4511 16x25x5 MERV 10 Air Filter - 3 Pack Replacement for Mac 1400 Air Cleaners (Actual Size 15.625x24.1875x4.9375 Inches) - FurnaceFilters.ca - Perfect for Home HVAC Systems & Allergy Relief
$44.55 $81
Generalaire 4511 MERV 10 Air Filter 16x25x5 (Actual Size 15 5/8 -45% Off
Generalaire 4511 MERV 10 Air Filter 16x25x5 (Actual Size 15 5/8" x 24 3/16" x 4 15/16") - Pack of 3 Replacement Filters for HVAC Systems, Furnaces & Air Purifiers - Replaced by 4541 MERV 11 Model
$59.95 $109
Generalaire 4521 Furnace Air Filter 16x25x3 MERV 8 (Pack of 3) - Compatible with Mac 1200 & GFI 4521 - High Efficiency Dust & Pollen Protection for Home HVAC Systems -45% Off
Generalaire 4521 Furnace Air Filter 16x25x3 MERV 8 (Pack of 3) - Compatible with Mac 1200 & GFI 4521 - High Efficiency Dust & Pollen Protection for Home HVAC Systems
$46.2 $84
GeneralAire 4541/4511 16x25x5 MERV 11 Reusable Air Filter Kit with Lifetime Frame & 6 Replacement Filters (Model RFFS 841, Part PP 841) - Perfect for HVAC Systems, Furnaces, and Home Air Purification -45% Off
GeneralAire 4541/4511 16x25x5 MERV 11 Reusable Air Filter Kit with Lifetime Frame & 6 Replacement Filters (Model RFFS 841, Part PP 841) - Perfect for HVAC Systems, Furnaces, and Home Air Purification
$32.45 $59
Generalaire 4547 MERV 13 Air Filter 16x25x5 (Actual Size 15 5/8 x 24 3/16 x 4 15/16) - Case of 3 - High Efficiency HVAC Filters for Home, Office & Commercial Use - Improves Indoor Air Quality & Reduces Allergens -45% Off
Generalaire 4547 MERV 13 Air Filter 16x25x5 (Actual Size 15 5/8 x 24 3/16 x 4 15/16) - Case of 3 - High Efficiency HVAC Filters for Home, Office & Commercial Use - Improves Indoor Air Quality & Reduces Allergens
$74.25 $135
20x25x5 MERV 8 Furnace Air Filter - 3 Pack (Actual Size 20 -45% Off
20x25x5 MERV 8 Furnace Air Filter - 3 Pack (Actual Size 20" x 24 5/8" x 4 3/8") - Made in Canada - Perfect for HVAC Systems, Home & Office Air Purification
$46.75 $85
12.75 x 18.5 x 1 Inch MERV 8 Pleated Air Filters - Case of 12 | High Efficiency Furnace Filters for Home HVAC Systems | Perfect for Allergies, Dust & Pet Dander Protection -45% Off
12.75 x 18.5 x 1 Inch MERV 8 Pleated Air Filters - Case of 12 | High Efficiency Furnace Filters for Home HVAC Systems | Perfect for Allergies, Dust & Pet Dander Protection
$44 $80