Actual size is 15.5 x 19.5 x 3.75. Accumulair brand: 16x20x4 16x20x4 Top Tech replacement whole house filters, specifically built to substitute for the name brand 16x20x4 Top Tech filters. Completely constructed so no assembly or combs required. MERV classified to ASHRAE specifications ensuring function equal to the name brand 16x20x4 Top Tech filter. Photo: The sample air filter pic displayed is not the actual dimensions and is there to show design purposes. OEM names and 16x20x4 Top Tech part numbers included for filter replacement identification purposes. Current stock and specifications last updated on 03/29/2020.
Shipping and Returns
- Shipping is FREE to the contiguous United States.
- 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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