Air Filters

24x24 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-2424-11-12

SKU: 121309

12x24 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2020-4

SKU: 108735

20x24 x 1 In. MERV 11 Pleated Furnace Filter, 90 Days (12 pieces)

Model: B1-2024-11-12

SKU: 121306

12x20 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2019DC-4

SKU: 108734

18x25 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-1825-11-12

SKU: 121304

18x18 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2017-4

SKU: 108733

18x20 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-1820-11-12

SKU: 121302

16x16 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2016DC-4

SKU: 108732

24x30 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2013DC-4

SKU: 108730

Aprilaire Higher-Output Furnace Humidifier Water Pad (6 pieces)

Model: A35W-PDQ-6

SKU: 504482

18x18 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-1818-11-12

SKU: 121301

16x24 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-1624-11-12

SKU: 121295

24x24 x 1 In. Ultra Allergen Pleated Furnace Air Filter, Purple, MPR 1500, 3 Months (4 pieces)

Model: 2012DC-4

SKU: 108728

Aprilaire Furnace Humidifier Water Pad, Higher-Output

Model: A12W-PDQ-6

SKU: 504474

16x16 x 1 In. MERV 11 Furnace Filter, 90 Days (12 pieces)

Model: B1-1616-11-12

SKU: 121289