Furnace Filter, Pre-Pleat 40, 20 x 25 x 4-In. Category_Workwear & Footwear self-opening action

self-opening action

Zinc finishing should not be welded due to toxic fumes

Beam Angle

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Furnace Filter, Pre-Pleat 40, 20 x 25 x 4-In. Category_Workwear & Footwear self-opening action20" x 25" x 4", pre pleat 40 air filter, 100% synthetic, high dust holding capacity & low pressure drop, 2 piece heavy duty die cut frame, expanded metal backing & diagonal grid supports for maximum strength, merv rating 8, 90 day filter, effective against pollen, dust lint, dust mites, pet dander, mold, bacteria, virus carriers.