21x21x4.5 Ruud RXHF-E21AM13 Air Filter

Quantity of Filters per Case: 2
Efficiency Rating: MERV 8
$ 76.90


Actual Dimensions: 20.75 x 20.75 x 4.38. Accumulair brand 21x21x4.5 Ruud RXHF-E21AM13 substitute whole house air filters, exactly built to be an alternative to the OEM Ruud RXHF-E21AM13 air filters. Completely built with no forming or combs needed. MERV graded to ASHRAE 52.2 test classifications establishing particle capture as good or better than the original manufacturer Ruud RXHF-E21AM13 air filters. Notice: The example air filter picture displayed is not to scale and is there to show style only. Trade names and Ruud RXHF-E21AM13 P/N used for filter substitution identification.

Shipping and Returns

Payment & Security

American Express Apple Pay Diners Club Discover Meta Pay Google Pay JCB Mastercard PayPal Shop Pay Venmo Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.