Filter Hut's Accumulair 25x25x4 air filter is exactly made to substitute for similarly sized 25x25x4 air filter specs. Pleated static charged filter material traps contaminants according to the ASHRAE MERV specification. Chemical free. Note: The example filter picture displayed is not to scale and is included to show design purposes. Current stock and 25x25x4 air filter variations are up to date as of 03/24/2020.
Shipping and Returns
- Our current lead times are 10-14 business days for standard filters (1"-6" thick sizes), and up to 14-21 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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