Actual Size: 20 x 23.13 x .75. Accumulair brand 21x23.5x1 American Standard TFP235A0AH00 style whole house air filters, exactly designed to replace OEM American Standard TFP235A0AH00 air filters. Fully box-formed so no assembly or combs needed. MERV rated to ASHRAE 52.2 test ratings ensuring filtration to the level of the OEM American Standard TFP235A0AH00 filters. Photo: Example filter image displayed is not the actual dimensions and is there to show style purposes only. Brand names and American Standard TFP235A0AH00 identifier used for filter replacement purposes only.
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
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