- $53.84Precisionaire Furnace Air Filter 20 " X 30 " X 1 " FiberglassAmazon
- SAVE $21.88$38.00$59.88FILTER for Furnace FBRGLS 20X20X1Amazon
- SAVE $9.83$65.00$74.83FLANDERS¨ PRECISIONAIRE¨ NESTED GLASS AIR FILTER, 20X25X1 IN., 24 PER CASE (pack of 4)Amazon
- $36.19Flanders/Precisionaire 12x20x1 Fiberglass Furnace Filters (Pack of 12)Amazon
- $37.47AAF Flanders EZ Flow II 25 in. H x 16 in. W x 1 in. D Fiberglass 4 MERV Air FilterAmazon
- $53.99Flanders E-Z Flow II - 20'' x 20'' x 1'' - Disposable Filters - MERV 4 - Qty. 12Amazon
- $43.27Filter Fbrgls 20x25x1Amazon
- $42.94E-Z flow II 18x18x1 Air Filter Pack of 12Amazon
- $35.99and upAAF Flanders Hammock 36 in. W X 240 in. H X 1 in. D Spun Glass 4 MERV Hammock Filter 1 pkAce Hardware & 1 more
- $73.9520x25x1, Naturalaire Standard Air Filter Merv 8, 84858.012025, Pack12Amazon
- $103.17Cut-'N-Fit Air Conditioner Filter 15 " X 24 " X 1/4 " Polyurethane Foam WashableAmazon
- $23.99AAF Flanders Hammock 24 in. W X 240 in. H X 1 in. D Polyester 4 MERV Air Filter 1 pkAce Hardware
- $162.99AAF Flanders PREpleat LPD MERV 8 High Capacity (12 Filters) 16x25x2Amazon
- $35.00AAF Flanders (4 Pack) 14x25x1 Nested Glass MERV 1 Air FilterAmazon
- SAVE $3.00$28.99$31.99AAF Flanders (4 Pack) 16x20x1 Nested Glass MERV 1 Air FilterAmazon