Actual dimensions are 20.75 x 20.63 x 5. Accumulair brand: 20x21x5 White-Rodgers F825-0337 substitute whole house air filters, specifically engineered to substitute for the OEM White-Rodgers F825-0337 filters. Completely constructed - no forming or combs needed. MERV rated to ASHRAE standards assuring particle capture equal to the original brand White-Rodgers F825-0337 air filter. Note: The sample air filter image displayed is not to scale and is there to show style purposes only. Company names and White-Rodgers F825-0337 part numbers shown for filter style identification only.
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
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