Our Accumulair brand 12x26.5x4 air filter is specifically built to replace same sized 12x26.5x4 air filter specification. Pleated electrostatically charged filter media traps airborne substances according to the MERV rating. Material is free of chemicals. Note: The example filter image shown is not the actual dimensions and is shown for style only. Catalog and 12x26.5x4 air filter variations last updated on 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
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.