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Glasfloss Industries
SKU: ZLP20204-3PK
20x20x4 Air Filter Glasfloss ZL Series MERV 10 - Box of 3
MERV: 10Pleats per Foot: 9Media Square Feet: 15.43Nominal Size: 20x20x4Actual Size: 19-1/2 x 19-1/2 x 3-3/4Sizing Information: (Nominal Size vs. Actual Size)Change Frequency: Up to 180 Days (More Info)$59.12In Stock: Ships in 1 Business Day -
Glasfloss Industries
SKU: ZLP20204
20x20x4 Air Filter Glasfloss ZL Series MERV 10 - Box of 6
MERV: 10Pleats per Foot: 9Media Square Feet: 15.43Nominal Size: 20x20x4Actual Size: 19-1/2 x 19-1/2 x 3-3/4Sizing Information: (Nominal Size vs. Actual Size)Change Frequency: Up to 180 Days (More Info)$81.18In Stock: Ships in 1 Business Day -
Glasfloss Industries
SKU: M1120204
20x20x4 Air Filter MERV 11 Glasfloss Z-Line - Box of 6
MERV: 11Pleats per Foot: 11Media Square Feet: 18.52Nominal Size: 20x20x4Actual Size: 19-1/2 x 19-1/2 x 3-3/4Sizing Information: (Nominal Size vs. Actual Size)Change Frequency: Up to 180 Days (More Info)$118.50Ships in 3-7 Business Days -
Glasfloss Industries
SKU: M1320204
20x20x4 Air Filter MERV 13 Glasfloss Z-Line - Box of 6
MERV: 13Pleats per Foot: 11Media Square Feet: 18.52Nominal Size: 20x20x4Actual Size: 19-1/2 x 19-1/2 x 3-3/4Sizing Information: (Nominal Size vs. Actual Size)Change Frequency: Up to 180 Days (More Info)$246.64Ships in 15-20 business days -
Glasfloss Industries
SKU: ZLN202044AC
20x20x4 Air Filter with Odor Reduction MERV 10 - Glasfloss (Box of 6)
$294.08Ships in 15-20 Business Days