This Filter Hut Accumulair brand 15x20x4 air filter is exactly designed to be a replacement for same sized 15x20x4 air filter specification. Pleated electrostatically charged media traps contaminants in the air according to the ASHRAE MERV rating. Chemical free. Note: Sample filter picture shown is not to scale and is included to show style only. Database and 15x20x4 air filter variations 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 days for stocked standard filters, and up to 24 days for non-standard, 0.5" , and bag filters.
Delivery normally takes another 1-3 days depending on location.
- 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.