17 1/2x20x1 - Air Filter – Air Filters Delivered
17" x 20"x 1" filter - MERV 8 - FST Filtration
4QualityAir.com - 17 x 20 x 1 - Accumulair Gold Filter - MERV 8
HDX 18 in. x 20 in. x 1 in. Superior Pleated Air Filter FPR 9, MERV 12 HDX1P9-011820 - The Home Depot
HDX 17. 5 in. x 17. 5 in. x 1 in. Superior Allergen Pleated Air Filter FPR 9 60901.01175175 - The Home Depot
Accumulair Pleated Air Filter, 17" x 20" x 1", 4 Pack FB17X20_4 | Zoro
Pamlico Air 18x24x4 MERV 8 Pleated HVAC AC Furnace Air Filters. Case of 6. Exact Size: 17-3/8 x 23-3/8 x 3-3/4 - Amazon.com
Filtrete Flat Panel Air FIlter FPL19-2PK-24, 12 in x 20 in x 1 in (30.4 cm x 50.8 cm x 2.5 cm) - Strobels Supply
17.5" x 20" x 4" MERV 8 Air Filters - Only $24.10/ea.
18x20x1 (17.75 x 19.75) MERV 11 Filter (6 Pack) - Walmart.com
Nordic Pure 18x20x1 (17 1/2 x 19 1/2 x 3/4) Pleated MERV 10 Air Filters 6 Pack - Replacement Furnace Filters - Amazon.com
Buy 17 x 20 x 1" Air Filter | AirFilters.com
Merv 11 Pleated Air Filter - 17 1/4" x 20 3/4" x 1" – Any Kind Of Filter
Filtrete 17-in W x 21-in L x 1-in MERV 11 1085 MPR Allergen Defense Extra Electrostatic Pleated Air Filter (2-Pack) in the Air Filters department at Lowes.com
Nordic Pure 18x20x1 (17 1/2 x 19 1/2 x 3/4) Pleated MERV 12 Air Filters 6 Pack - Amazon.com
Carrier & Bryant FILXXFNC0117 (2-Pack) - 17" x 20" x 4" Pleated Air Filter, MERV 11
Accumulair Pleated Air Filter, 17" x 20" x 1", 4 Pack FI17X20_4 | Zoro
17x20-3/4x1 Exact Filters Pleated MERV 8 (12 pack)
A+2000 Washable Electrostatic Permanent Custom Air Filter - 17" x 20" – Any Kind Of Filter
17" x 20" x 4" filter - MERV 8 - FST Filtration
RV Air Filter Cut To Size 17"x20" FilterTime™
Merv 8 Pleated Air Filter - 17 1/2" x 20 3/4" x 1" – Any Kind Of Filter
Filtrete 17-in W x 17-in L x 1-in 5 MERV Basic Pleated Air Filter in the Air Filters department at Lowes.com
