Actual Dimensions: 20.75 x 20.25 x 5.25. Accumulair brand, 20x20x5 Nordyne 918396 style whole house filters, exactly engineered to substitute for the name brand Nordyne 918396 filters. Fully assembled with no forming or combs needed. MERV rated to ASHRAE specs establishing operation to the level of the name brand Nordyne 918396 filters. Notice: Example filter pic as displayed is not true to size and is included to show construction purposes. Trade names and Nordyne 918396 identifier are used for air filter replacement 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
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