Description
Actual Size: 20.75 x 20.25 x 5.25. Accumulair brand: 20x20x5 Philco MU2020 substitute whole house air filters, exactly designed to be an alternative to the original manufacturer Philco MU2020 filters. Fully box-formed - no assembly or combs needed. MERV graded to ASHRAE grades establishing performance equal to the original brand Philco MU2020 air filters. Note: Sample air filter pic displayed is not to scale and is shown for design purposes only. Name brands and Philco MU2020 P/N are used for filter style identification.