-22%
Aprilaire 910 Replacement Filter 25" x 20"
KWD 29
SCALE CONTROL INSERT 12/PK
KWD 12
-17%
AprilAire 910 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 25x20x4 Air Filter (Pack of 1)
KWD 19
-8%
AprilAire 4978 Replacement Electrode Wires for AprilAire Whole House Steam Humidifier Models: 800, 800LC, 801, 865, 866 (Pack of 2)
KWD 11.500
Aprilaire 4010 Transformer
KWD 13.500
-17%
AprilAire 810 Replacement Filter for AprilAire Whole House Air Purifier 2025FG - MERV 11, Clean Air & Dust, 20x25x4 Air Filter (Pack of 1)
KWD 19
-10%
AprilAire 110 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 16x20x4 Air Filter (Pack of 1)
KWD 18.500
-24%
AprilAire 80 Replacement Canister for AprilAire Steam Humidifier Models 800, 801, 865, and 866 (Pack of 1)
KWD 29.500
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 178
-5%
AprilAire 60 Automatic Digital Whole-House Humidifier Control Humidistat with Outdoor Temperature Sensor for AprilAire Whole-House Humidifiers, Low Voltage 24VAC
KWD 48
AprilAire 12 Water Panel Humidifier Filter Replacement for AprilAire Whole-House Humidifier Models 112, 224, 225, 440, 445, 445A, 448 (Pack of 2)
KWD 9.500
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 7
AprilAire ARNHPK Radon Mitigation Kit, Moderate to Tight Soils Application, Basement, Crawlspace, Slab, Quiet Performance, Indoor/Outdoor, Commercial/Residential, Manometer, System Alarm
KWD 86.500
Aprilaire 4237 Motor
KWD 56.500
-20%
AprilAire ARN25K Radon Mitigation Kit, 1500 and 2500 Sq. Ft., Basement, Crawlspace, Slab Application, Quiet Performance, Indoor/Outdoor, Commercial/Residential, Manometer, System Alarm
KWD 85
AprilAire 413 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 13, Healthy Home, 16x25x4 Air Filter (Pack of 1)
KWD 44.500
AprilAire Radon-T Kit, Radon Installation Prepare kit, for use with Radon and Moisture Systems, ARNSIT
KWD 18
-19%
AprilAire 610 Replacement Filter for AprilAire Whole House Air Purifier 1625FG - MERV 11, Clean Air & Dust, 16x25x4 Air Filter (Pack of 1)
KWD 17.500
AprilAire ARN15K Radon Mitigation Kit, 1500 Sq. Ft., Basement, Crawlspace or Slab, Quiet Performance, Indoor/Outdoor, Commercial/Residential, Energy Efficient, Manometer, System Alarm
KWD 101
AprilAire 213 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 13, Healthy Home Allergy, 20x25x4 Air Filter (Pack of 1)
KWD 24.500
-17%
AprilAire 810 Replacement Filter for AprilAire Whole House Air Purifier 2025FG - MERV 11, Clean Air & Dust, 20x25x4 Air Filter (Pack of 1)
KWD 19
AprilAire 813 Replacement Filter for AprilAire Whole House Air Purifier 2025FG - MERV 13, Healthy Home Allergy, 20x25x4 Air Filter (Pack of 1)
KWD 25
Aprilaire #110 MERV 11 Replacement Filter
KWD 29.500
AprilAire 110 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 16x20x4 Air Filter (Pack of 1)
KWD 20
Aprilaire 8053 Surface Mount Temperature Sensor
KWD 15
AprilAire Radon Test Kit Single Pack, Short Term, Shipping & Lab Fees Included, Easy to use, EPA Approved Method
KWD 9
AprilAire Easy to Read 0-5" Manometer, Radon Manometer, ARN05M
KWD 6
-9%
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 144
AprilAire 80 Replacement Canister for AprilAire Steam Humidifier Models 800 and 865 (Pack of 1)
KWD 41
Aprilaire 4725 Seal Kit
KWD 22
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 33
-16%
Aprilaire 4837 Humidifier Maintenance Kit with Water Panel Model No. 35 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 560, 560A, 568
KWD 34.500