Description
Actual dimensions are 16.63 x 26 x 4.13. Accumulair brand 17x26x4 Lennox HCFPCO12-10 replacement whole house filters, specifically built to be an alternative to the original brand Lennox HCFPCO12-10 air filters. Fully assembled with no forming or combs needed. MERV classified to ASHRAE 52.2 test classifications establishing particulate capture to the level of the original brand Lennox HCFPCO12-10 filters. Notice: The sample filter pic as shown is not to scale and is displayed for construction only. Name brands and Lennox HCFPCO12-10 identifier included for air filter style identification purposes.