Description
Actual dimensions are 20 x 25.88 x 4.88. Accumulair brand 20x26x5 Lennox X0587 compatible whole house filters, specifically built to replace name brand Lennox X0587 air filters. Fully assembled with no forming or combs needed. MERV rated to ASHRAE 52.2 test standards assuring particulate capture to the level of the OEM Lennox X0587 filters. Notice: Sample air filter image as shown is not true to size and is included to show configuration only. Company names and Lennox X0587 part numbers included for filter replacement identification purposes only.