Filtrete 20x20x4, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack (actual dimensions 19.88 x 19.88 x 4.31)
Filtrete 20x20x4 AC Furnace Air Filter, MPR 1550 MERV 12, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices Exact Dimensions 19.88 x 19.88 x 4.31 - Walmart.com
Filtrete 20x20x4 Air Filter, MPR 1550, MERV 12, Healthy Living Ultra Allergen Healthy Living 12-Month Deep-Pleated 4-Inch Air Filters, 2 Filters - Amazon.com
Filtrete 20x20x4 AC Furnace Air Filter MPR 1550 DP Healthy Living Ultra Allergen | eBay
3M Filtrete 20x20x4 Allergen Reduction Air Filter (4-Pack) | eBay
Filtrete 20-in W x 20-in L x 4-in MERV 11 1000 MPR Allergen Defense Electrostatic Pleated Air Filter (2-Pack) in the Air Filters department at Lowes.com
3M Filtrete Ultra Allergen Air Filter 20x20x4 | Berings
Filtrete 20x20x4 Air Filter, MPR 1550, MERV 12, Healthy Living Ultra Allergen Healthy Living 12-Month Deep-Pleated 4-Inch Air Filters, 4 Filters - Replacement Furnace Filters - Amazon.com
Filtrete 20x25x4, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 2-Pack, Fits Lennox & Honeywell Devices exact dimensions 19.88 x 24.63 x 4.31 - Walmart.com
3M Filtrete DP02DC-4 Deep Pleated 4 Inch Air Filters
20x20x4 Filtrete Clean Living Comparable Air Filter MERV 8 - 6PK