Actual Dimensions: 16.38 x 25.5 x 4.38. Accumulair brand, 16x26x5 Lennox X8789 replacement whole house air filters, exactly built to replace OEM Lennox X8789 filters. Fully box-formed so no forming or combs required. MERV graded to ASHRAE 52.2 test ratings assuring filtration as good or better than the OEM Lennox X8789 filters. Photo: The sample air filter picture shown is not true to size and is shown for design purposes only. Brand names and Lennox X8789 P/N are included for filter style purposes.
Shipping and Returns
- Shipping is FREE to the contiguous United States.
- 30-day 100% return policy.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.