Filter Hut's Accumulair 14x20x4 air filter is specifically designed to substitute for similarly sized 14x20x4 air filter type. Pleated electrostatic charged media traps airborne substances relative to its ASHRAE MERV rating. Free of chemicals. Notice: The example filter picture displayed is not the actual dimensions and is shown for construction purposes only. Current stock and 14x20x4 air filter statements current as of 03/24/2020.
Shipping and Returns
- Shipping is FREE to the contiguous United States.
- Our current lead times are 3-5 business days for stocked filters (standard 1"-5" thick sizes), up to 3 weeks for made-to-order filters (non-standard and 0.5" sizes).
Delivery normally takes another 1-3 days depending on location.
- 30-day 100% return policy.
Payment & Security
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