Our Accumulair brand 20x21.5x1 air filter is exactly designed to substitute for similarly sized 20x21.5x1 air filter specs. Pleated electrostatic charged media traps contaminants relative to its MERV standard rating. Chemical free material. Notice: Example filter image shown is not to scale and is shown for style purposes only. Current stock and 20x21.5x1 air filter statements current as of 03/24/2020.
Shipping and Returns
- Our current lead times are 6-8 business days for standard filters (1"-6" thick sizes), and up to 10-14 business days for made-to-order filters (non-standard and 0.5" sizes). Delivery normally takes another 1-3 days depending on location.
- Shipping is FREE to the contiguous United States.
- 30-day 100% return policy.
Payment & Security
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