Actual Size: 20.13 x 26 x 3. Brand: Accumulair. 20x26x3 Lennox X5422 substitute whole house air filters, exactly constructed to substitute for the original brand Lennox X5422 air filters. Fully constructed - no forming or combs required. MERV rated to ASHRAE grades ensuring particle filtration equal to the name brand Lennox X5422 air filters. Note: The sample filter pic shown is not to scale and is shown for configuration purposes only. Company names and Lennox X5422 identifier are listed for filter replacement identification purposes.
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.
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