Honeywell 16x20x4 AC Furnace Air Filter Replacement - FC100A1003 HVAC Furnace Filters Merv 11 Filter Media, AC Filter with Homequip Disposal Bag, 5-Pack (Actual Size: 15.94 x 19.75 x 4.38 Inches) - Amazon.com
Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12 CF200D1620 - The Home Depot
HDX 16 in. x 20 in. x 4 in. Honeywell Replacement Pleated Air Filter FPR 7, MERV 11 HDX-HW1620-11-3 - The Home Depot
Lowest Price! Honeywell FC100A1003 (2 Pack) Air Filter 16x20x4
Honeywell 16x20x4 AC Furnace Air Filter Replacement - FC100A1003 HVAC Furnace Filters Merv 11 Filter Media, AC Filter with Homequip Disposal Bag, 2-Pack (Actual Size: 15.94 x 19.75 x 4.38 Inches) - Amazon.com
Glasfloss 20x20x4-3/8 MERV 10 Replacement HVAC filters for Honeywell & Carrier air cleaners.
Honeywell 20x20x4 AC Furnace Air Filter Replacement - FC100A1011 HVAC Furnace Filters with Merv 11 Filter Media, AC Filter with Homequip Disposal Bag 1-Pack (Actual Size: 19.94 x 19.75 x 4.38 Inches) - Amazon.com
Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12 CF200D1620 - The Home Depot