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1-888-979-4284
M-F 9am-4pm EST
0
Shop
Shop Filters
Air Cleaner Filters
Air Handler Filters
Air Purifier Filters
Dehumidifier Filters
Dishwasher Filters
Dryer Lint Filters
Filter Replacements
Furnace Filters
Furnace Filter Upgrade/Maintenance Kits
HRV/ERV Filters
Humidifier Filters & Pads
Microwave Filters
Range Hood Filters
Refrigerator Air Filters
Refrigerator Water Filters
Under-Sink Water Filters
Shower Filters
Vacuum Filters
Water Filtration Systems
Shop Air Quality Products
Air Conditioners
Air Conditioner Supplies
Air Purifiers
Air Quality Monitors
Carbon Monoxide Detectors
Ceiling Fans
Dehumidifiers
Electronic Air Cleaners
Fans & Fan Accessories
HEPA Vacuums
Humidifiers
Portable Heaters
Range Hoods
Smoke Detectors
Vacuum Filters
Shop Home Comfort & HVAC Parts
Cleaning Products & Supplies
Household Tools
Humidistats
Furnace Flame Sensors
Steam Cylinder
Solenoid Valves
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Thermostat Accessories
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Maytag Fridge Water Filters
Samsung Fridge Water Filters
Sub-Zero Fridge Water Filters
Swift Green Fridge Water Filters
Whirlpool Fridge Water Filters
All Other Water Filters
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Dishwasher Filters
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Air Cleaner Filters
Air Handler Filters
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Dehumidifier Filters
HRV/ERV Filters
Humidifier Filters & Pads
Filter Replacement
Furnace Filters
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Air Purifiers - Whole House
Air Quality Monitors
Carbon Monoxide Detectors
Dehumidifiers
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Humidifiers
Smoke Detectors
Range Hoods
Heating & Cooling
Air Conditioners
Air Conditioner Supplies
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Type: Upgrade & Maintenance Kits
Type
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Upgrade & Maintenance Kits
Size
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Dimensions
17x26
21x26
Brand
Brand
Aprilaire
Continental Fan
Lennox
Details
Lennox Y4594 - 1st Generation to 2nd Generation Conversion Kit: Healthy Climate PCO-12C MERV 11 w/ Insert 17x26x4
$267.25
Details
Lennox Y4591 - 1st Generation to 2nd Generation Conversion Kit: Healthy Climate PCO-20C MERV 16 w/ Insert 21x26x4
$464.25
Details
Lennox X8344 - PureAir PCO-20C MERV 16 Upgrade Kit without Insert - 21x26x4
$735.75
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