This Filter Hut Accumulair 12.5x21x1 air filter is solely built to be a replacement for similarly sized 12.5x21x1 air filter specification. Pleated electrostatically charged filter material captures contaminants relative to its ASHRAE MERV specification. Material is free of chemicals. Notice: The sample filter picture displayed is not the actual dimensions and is shown for construction only. Database and 12.5x21x1 air filter specs are up to date 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.
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