Actual Dimensions: 20.75 x 20.63 x 5. Accumulair brand 20x21x5 Emerson F825-0337 replacement whole house air filters, specifically built to replace the original brand Emerson F825-0337 filters. Completely box-formed with no assembly or combs needed. MERV graded to ASHRAE ratings ensuring particulate capture as good or better than the name brand Emerson F825-0337 air filters. Notice: Sample air filter picture shown is not to scale and is shown for configuration purposes only. Brand names and Emerson F825-0337 identifier are used for filter style identification purposes.
Shipping and Returns
- Shipping is FREE to the contiguous United States.
Due to shortages and demand the current lead time is up to 10 business days to process.
Orders take 1-3 business days to process.
(Custom & bag filters take 5-7 business days.)
Delivery normally takes another 1-3 days depending on location.
- 30-day 100% return policy.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.