Our Accumulair 18x20x1 air filter is specifically engineered to replace similarly sized 18x20x1 air filter style. Pleated static charged media traps airborne particles relative to its MERV standard specification. Chemical free material. Note: The example filter image displayed is not the actual dimensions and is displayed for construction purposes. Current stock and 18x20x1 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 days for stocked standard filters, and up to 24 days for non-standard, 0.5" , and bag filters.
Delivery normally takes another 1-3 days depending on location.
- 30-day 100% return policy.
Payment & Security
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