Quick view Compare 12x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 2 Pack. Exact Size: 11-3/8 x 23-3/8 x 3-3/4 Was: Now: $36.97 Choose Options
Quick view Compare 12x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 4 Pack. Exact Size: 11-3/8 x 23-3/8 x 3-3/4 Was: Now: $65.97 Choose Options
Quick view Compare 12x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. Case of 6. Exact Size: 11-3/8 x 23-3/8 x 3-3/4 Was: Now: $84.97 Choose Options
Quick view Compare 16x20x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 2 Pack. Exact Size: 15-1/2 x 19-1/2 x 3-3/4 Was: Now: $36.97 Choose Options
Quick view Compare 16x20x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 4 Pack. Exact Size: 15-1/2 x 19-1/2 x 3-3/4 Was: Now: $63.97 Choose Options
Quick view Compare 16x20x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. Case of 6. Exact Size: 15-1/2 x 19-1/2 x 3-3/4 Was: Now: $84.97 Choose Options
Quick view Compare 16x25x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 2 Pack. Exact Size: 15-1/2 x 24-1/2 x 3-3/4 Was: Now: $41.97 Choose Options
Quick view Compare 16x25x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 4 Pack. Exact Size: 15-1/2 x 24-1/2 x 3-3/4 Was: Now: $63.97 Choose Options
Quick view Compare 16x25x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. Case of 6. Exact Size: 15-1/2 x 24-1/2 x 3-3/4 Was: Now: $94.97 Choose Options
Quick view Compare 18x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 2 Pack. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 Was: Now: $46.97 Choose Options
Quick view Compare 18x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. 4 Pack. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 Was: Now: $80.97 Choose Options
Quick view Compare 18x24x4 MERV 11 ( FPR 8-9 ) Pleated 4" Inch Air Filters for HVAC Systems by Glasfloss. Case of 6. Exact Size: 17-1/2 x 23-1/2 x 3-3/4 Was: Now: $100.97 Choose Options
