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Filter Grill Sizes


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Filter Grill Sizes. We will show you how to properly estimate the. For example, if your furnace produces 800 cfm, you’ll need a filter grille with a surface area of 400 square inches.

Filter Grilles Return Air Grilles Pacific Register
Filter Grilles Return Air Grilles Pacific Register from www.pacificregister.com

For example, if your furnace produces 800 cfm, you’ll need a filter grille with a surface area of 400 square inches. For proper operation, plan on 2 cfm per square inch of filter grille area. Calculate the size of your filter grille in square inches.

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Filter Grilles Return Air Grilles Pacific Register

We will show you how to properly estimate the. As david richardson notes in his article on return grille sizing, the best way to go about sizing a return grille is by looking at your target. The actual return grill size is not covered by the nc mechanical code but, the generally accepted formula for determining the filter grill size is 1 square inch. For example, if your furnace produces 800 cfm, you’ll need a filter grille with a surface area of 400 square inches.

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