20x25x5 (19.88 x 24.88 x 4.38) MERV11 Tier1 Grille Filter YGroup_p5-20bb-tag Iron Reagent Foil Pack

Iron Reagent Foil Pack

4 1/2 by 20" design allows for higher flow rate is ideal for whole house systems and other high flow rate applications

Saves Money - improves performance and prevents costly repairs

and virus carrying particles

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20x25x5 (19.88 x 24.88 x 4.38) MERV11 Tier1 Grille Filter YGroup_p5-20bb-tag Iron Reagent Foil PackOur Tier1 air filter grilles are constructed to ensure air to flow effortlessly between your ventilation systems and your interior rooms. The filters are easy to replace, and larger media capacity provides highly efficient dust particle capture. Nominal size 20 x 25 x 5 inches. Actual size 19 3 4 x 24 3 4 x 4 3 8 inches. No assembly required, the filter should easily slide right in! Improve your overall air quality and circulation in your home with a