Glasfloss 20x20x4 MERV 10 (FPR 5-6) 4\" Inch Pleated Air Filters Box of 3. Actual Size: 19-1/2 x 19-1/2 x 3-3/4

$Glasfloss 20x20x4 MERV 10 (FPR 5-6) 4\" Inch Pleated Air Filters Box of 3. Actual Size: 19-1/2 x 19-1/2 x 3-3/4$

Key features

•Actual Size: 19-1/2 x 19-1/2 x 3-3/4 | Nominal Size: 20x20x4
•Filtration Rating: MERV 10. Comparable to MPR rating 600 to 800, or FPR 5-6 rating.
•Improved MERV 10 Filtration with similar air flow and resistance as a MERV 8 filter. Durable & Long Lasting: Heavy duty frame won't buckle.
•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, schools, & industrial filtration applications.
•For optimal performance, recommended to change at least every 3 months.

BrandGlasfloss

CategoryFurnace Filters

Size3 Count (Pack of 1)

ColorWhite

Glasfloss 20x20x4 MERV 10 (FPR 5-6) 4\" Inch Pleated Air Filters Box of 3. Actual Size: 19-1/2 x 19-1/2 x 3-3/4

List Price: $80.48$72.43DEALYou Save: $8.05 (10%)

Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 25, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection

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