Actual dimensions are 15.75 x 24.25 x 3. Accumulair brand: 16x25x3 Lennox X0581 substitute whole house air filters, specifically built to substitute for the name brand Lennox X0581 air filters. Completely constructed so no assembly or combs needed. MERV classified to ASHRAE 52.2 test classifications ensuring operation equal to the original brand Lennox X0581 filters. Notice: Example air filter pic displayed is not the actual dimensions and is included to show configuration purposes only. Brand names and Lennox X0581 P/N are included for air filter replacement identification.
Shipping and Returns
- Our current lead times noted at the top of the page are due to backlogs, supply chain issues, and staffing shortages. We apologize for the inconvenience.
- 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.