Description
Actual Dimensions: 15.5 x 19.5 x 3.75. Accumulair brand: 16x20x4 16x20x4 Top Tech style whole house filters, specifically constructed to be an alternative to the original manufacturer 16x20x4 Top Tech air filters. Fully built so no forming or combs needed. MERV classified to ASHRAE ratings establishing performance equal to the original manufacturer 16x20x4 Top Tech air filters. Note: The example air filter pic displayed is not to scale and is shown for configuration only. Trade names and 16x20x4 Top Tech P/N are included for filter style purposes.