Actual dimensions are 17.25 x 20.75 x 4.38. Accumulair brand 17.5x21x4.5 Rheem Protech 540016 style whole house air filters, specifically engineered to replace the original brand Rheem Protech 540016 air filters. Completely constructed so no forming or combs required. MERV classified to ASHRAE 52.2 test specifications ensuring particle capture as good or better than the OEM Rheem Protech 540016 air filter. Photo: The sample filter image as displayed is not true to size and is displayed for design only. OEM names and Rheem Protech 540016 part numbers displayed for air filter style 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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