Description
Actual Size: 16.63 x 26 x 4.13. Accumulair brand, 17x26x4 Lennox PCO-12C substitute whole house air filters, exactly designed to replace the original manufacturer Lennox PCO-12C filters. Completely built so no forming or combs required. MERV classified to ASHRAE ratings establishing operation as good or better than the name brand Lennox PCO-12C air filters. Notice: Sample filter picture displayed is not true to size and is displayed for design only. Trade names and Lennox PCO-12C P/N are listed for air filter replacement identification purposes only.