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Glasfloss ZL 20x24x4 MERV 11 (FPR 7) 4" Inch Air Filters for AC and Furnace. Case of 6. Actual Size: 19-3/8 x 23-3/8 x 3-3/4 - Glasfloss Industries, M11ZLP20244-6
Glasfloss Industries M11ZLP20244-6
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UPC
072632154031
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Actual Size: 19-3/8 x 23-3/8 x 3-3/4 | Nominal Size: 20x24x4 Filtration Rating: MERV 11. Comparable to MPR rating 1000 to 1200, or FPR 7 rating. For optimal performance, recommended to change at least every 3 months. Incorporates 100% synthetic fibers which are electrostatically charged, thermally bonded and are manufactured in an engineered gradient structure. The engineered grading structure media supports high dust-holding capacity and long filter service life. Note: Does not replace 5" inch or 4-3/8" Depth filters. Please check actual filter size needed. Made in the USA. Ideal for residential, commercial, school, apartments, business & industrial filtration applications., Manufacturer: Glasfloss Industries
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