Actual Size: 20.1 x 23.2 x 5. Accumulair brand: 21x23.5x5 American Standard TFM235B0AH01 replacement whole house filters, exactly designed to be an alternative to the OEM American Standard TFM235B0AH01 filters. Completely built so no forming or combs needed. MERV rated to ASHRAE 52.2 test ratings establishing filtration as good or better than the OEM American Standard TFM235B0AH01 filters. Note: The example air filter image displayed is not to scale and is displayed for construction purposes only. Company names and American Standard TFM235B0AH01 identifier displayed for filter style identification purposes only.
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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