• -10% Aprilaire 4839 Humidifier Maintenance Kit with Water Panel Model No. 35 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 600, 600A, 600M KWD 27 KWD 30
• Aprilaire 4332 Damper Assembly KWD 15.500
• Aprilaire 5846 Humidifier Installation Kit for Aprilaire Whole Home Fan Powered Humidifier with Automatic Control, Compatible with Aprilaire Humidifier Model: 700 KWD 32
• AprilAire 35 Water Panel Humidifier Filter Replacement for AprilAire Whole-House Humidifier Models 350, 360, 560, 560A, 568, 600, 600A, 600M, 700, 700A, 700M, 760, 760A, 768 (Pack of 2) KWD 11.500
• Aprilaire 4785 Humidifier Maintenance Kit with Water Panel Model No. 35 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 350, 360 KWD 54
• -11% AprilAire 110 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 16x20x4 Air Filter (Pack of 1) KWD 16 KWD 18
• -5% Aprilaire #110 MERV 11 Replacement Filter KWD 27.500 KWD 29
• -76% AprilAire Radon Test Kit Single Pack, Short Term, Shipping & Lab Fees Included, Easy to use, EPA Approved Method KWD 2 KWD 9
• Aprilaire 4793 Humidifier Maintenance Kit with Water Panel Model No. 10 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 550, 558 KWD 31.500
• -25% AprilAire 80 Replacement Canister for AprilAire Steam Humidifier Models 800, 801, 865, and 866 (Pack of 1) KWD 28 KWD 38
• -17% Aprilaire 910 Replacement Filter 25" x 20" KWD 26.500 KWD 32
• AprilAire 610 Replacement Filter for AprilAire Whole House Air Purifier 1625FG - MERV 11, Clean Air & Dust, 16x25x4 Air Filter (Pack of 1) KWD 21.500
• AprilAire Easy to Read 0-5" Manometer, Radon Manometer, ARN05M KWD 7.500
• AprilAire 4978 Replacement Electrode Wires for AprilAire Whole House Steam Humidifier Models: 800, 800LC, 801, 865, 866 (Pack of 2) KWD 11
• AprilAire 12 Water Panel Humidifier Filter Replacement for AprilAire Whole-House Humidifier Models 112, 224, 225, 440, 445, 445A, 448 (Pack of 2) KWD 8.500
• Aprilaire 4750 Humidifier Maintenance Kit with Water Panel Model No. 35 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 700, 700A, 700M, 760, 760A, 768 KWD 26.500
• -15% Aprilaire 4837 Humidifier Maintenance Kit with Water Panel Model No. 35 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 560, 560A, 568 KWD 30 KWD 36
• Aprilaire 4040 Solenoid Valve, 24 Volt for Aprilaire Whole House Humidifier Models 400, 400M, 500, 500M, 600, 600M, 558, 550A, 550, 568, 560A, 560, 700, 700M, 768, 760A, 760, 0.5 ounces KWD 18.500
• Aprilaire 4010 Transformer KWD 12.500
• -47% AprilAire ARN15K Radon Mitigation Kit, 1500 Sq. Ft., Basement, Crawlspace or Slab, Quiet Performance, Indoor/Outdoor, Commercial/Residential, Energy Efficient, Manometer, System Alarm KWD 67 KWD 128
• Aprilaire 8053 Surface Mount Temperature Sensor KWD 11
• -6% AprilAire 5822 Dehumidifier Hanging Kit for AprilAire Crawl Space, Basement, Whole House Dehumidifier Models E070, E080, E100, E130, 1820, 1830, 1850, 1852, 1870, 1872 KWD 24 KWD 26
• AprilAire 4655 Manual Whole Home Duct or Wall Mounted Humidifier Control Humidistat for AprilAire Whole House Humidifiers, Low Voltage 24VAC KWD 16.500
• -15% AprilAire 700M Whole-House Humidifier, Manual Fan Powered Furnace Humidifier, Large Capacity Whole-House Humidifier for Homes up to 5,300 Sq. Ft., White KWD 117.500 KWD 138
• AprilAire ARN25K Radon Mitigation Kit, 1500 and 2500 Sq. Ft., Basement, Crawlspace, Slab Application, Quiet Performance, Indoor/Outdoor, Commercial/Residential, Manometer, System Alarm KWD 123.500
• Aprilaire 4725 Seal Kit KWD 19
• -20% AprilAire 5844 Humidifier Installation Kit for AprilAire Whole Home Humidifiers with Automatic Control, Compatible with AprilAire Humidifier Models: 400, 500, 600 KWD 30 KWD 38
• -13% SCALE CONTROL INSERT 12/PK KWD 10.500 KWD 12
• AprilAire RF09550A Allergy True HEPA Air Purifier Replacement Filter for AprilAire Room Air Purifier Model 9550, Captures Allergens & Odors, Ozone KWD 27.500
• AprilAire 910 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 25x20x4 Air Filter (Pack of 1) KWD 21
• -3% AprilAire 810 Replacement Filter for AprilAire Whole House Air Purifier 2025FG - MERV 11, Clean Air & Dust, 20x25x4 Air Filter (Pack of 1) KWD 18 KWD 19
• AprilAire 60 Automatic Digital Whole-House Humidifier Control Humidistat with Outdoor Temperature Sensor for AprilAire Whole-House Humidifiers, Low Voltage 24VAC KWD 47