Quick view Compare 18x24x4 MERV 10 ( FPR 6-7 ) AC and Furnace Pleated 4" Inch Air Filters. Case of 6. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 $69.94 Add to Cart
Quick view Compare 18x24x4 MERV 10 ( FPR 6-7 ) AC and Furnace Pleated 4" Inch Air Filters. Quantity 2. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 $31.98 Add to Cart
Quick view Compare 18x24x4 MERV 10 ( FPR 6-7 ) AC and Furnace Pleated 4" Inch Air Filters. Quantity 4. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 $49.96 Add to Cart
Quick view Compare 18x24x4 MERV 8 Pleated AC Furnace Air Filters. 4 Pack / $12.99 each $76.99 $51.96 Choose Options