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Honeywell Whole House Powered Humidifier With Humidistat, HE300A1005

Original price was: $510.00.Current price is: $51.99.
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Air Scrubber Duct Mount Whole Home Air Purifier With ActivePure Technology Ozone Free Version, 9960052

Original price was: $499.00.Current price is: $49.99.
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Air Scrubber Duct Mount Whole Home Air Purifier With ActivePure Ozone Technology, 9960051

Original price was: $499.00.Current price is: $49.99.
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NuCalgon iWave-R Self-Clean Air Purifier, 4900-20

Original price was: $465.00.Current price is: $46.99.
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Humidifier Aprilaire Model 600 Whole-House

Original price was: $399.00.Current price is: $119.99.
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Evaporative Humidifier Whole-House Clean Comfort Model HE17M2

Original price was: $250.00.Current price is: $75.99.
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Fresh-Aire Blue Tube UV Light 15″ Bulb 18-32 VAC TUV-BTER

Original price was: $235.00.Current price is: $70.99.
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Rheem Upflow Side Mount External Filter Kit RXGF-CD

Original price was: $220.00.Current price is: $66.99.
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Clean Comfort Whole-Home 1″ Electronic Air Cleaner AE10 Series

Original price was: $220.00.Current price is: $66.99.
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Aprilaire 2410 Media Air Cleaner

Original price was: $220.00.Current price is: $66.99.
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Aprilaire 1110 MERV 11 Media Air Cleaner (F)

Original price was: $199.00.Current price is: $59.99.
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Rheem, Ruud Gas Furnace Adjustable External Filter Rack RXGF-CB (CLOSEOUT SPECIAL) (F)

Original price was: $195.00.Current price is: $58.99.
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Clean Comfort Ultraviolet Germicidal UV Light 15″ Kit with Magnet, UC18S15-24B/16010

Original price was: $195.00.Current price is: $58.99.
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Rheem, Ruud Air Handler External Filter Rack 1″-2″

Original price was: $170.00.Current price is: $51.99.
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Clean Comfort Ultraviolet Germicidal UV Light 15″ Kit, UC18S15-24/16011

Original price was: $160.00.Current price is: $48.99.
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Clean Comfort AM11-45 Series Media Air Cleaner

Original price was: $160.00.Current price is: $48.99.
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Fresh-Aire TUVL-115P – Single 1 Year Blue Tube Replacement Lamp

Original price was: $149.00.Current price is: $44.99.
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Rheem, Ruud Air Handler External 1″ Filter Rack With Door FFRD17.5-24

Original price was: $99.00.Current price is: $29.99.
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Clean Comfort Ultraviolet Germicidal UV Light 14″ Kit UC18S14-24 (T)

Original price was: $99.00.Current price is: $29.99.
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Amana, Goodman Furnace External 1″ or 2″ Filter Rack BLG2

Original price was: $99.00.Current price is: $29.99.
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Amana, Goodman Air Handler, Blower External 1″ or 2″ Filter Base Rack BLE2

Original price was: $99.00.Current price is: $29.99.
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Amana, Goodman Furnace Side Mount External Filter Rack 16″x 25″, EFR01

Original price was: $95.00.Current price is: $28.99.
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Bio-Fighter Lightstick Ultraviolet Germicidal Replacement UV Bulb 14″ Ozone, 09729

Original price was: $89.00.Current price is: $26.99.
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Bio-Fighter Lightstick Ultraviolet Germicidal Replacement UV Bulb 16″ Non-Ozone, 09615-DF

Original price was: $88.00.Current price is: $26.99.