Actual size is 20.75 x 20.25 x 5.25. Accumulair brand 20x20x5 Five Seasons CMF2020 substitute whole house filters, specifically designed to replace the name brand Five Seasons CMF2020 air filters. Fully constructed with no assembly or combs required. MERV rated to ASHRAE classifications establishing particle capture equal to the OEM Five Seasons CMF2020 air filter. Notice: The sample filter picture as shown is not to scale and is there to show style purposes only. Brand names and Five Seasons CMF2020 P/N displayed for filter style identification purposes.
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
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