Our Accumulair brand 10x18x4 air filter is specifically engineered to be compatible with same sized 10x18x4 air filter specs. Pleated static charged media traps contaminants in the air relative to its ASHRAE MERV rating. Material is free of chemicals. Notice: The sample filter picture as shown is not the actual dimensions and is displayed for style purposes only. Catalog and 10x18x4 air filter statements 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.
Payment & Security
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