Actual size is 20.75 x 20.25 x 5.25. Accumulair brand 20x20x5 Electro-Air MU2020 style whole house air filters, exactly constructed to be an alternative to the OEM Electro-Air MU2020 air filters. Fully built with no assembly or combs required. MERV classified to ASHRAE specifications ensuring filtration to the level of the name brand Electro-Air MU2020 filters. Notice: The example air filter picture shown is not the actual dimensions and is shown for configuration purposes. OEM names and Electro-Air MU2020 P/N are included for filter substitution identification.
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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