20X20X1 MERV 13 Air Filter, 6 Count, ACTUAL SIZE (19.75 X 19.75 X 0.75), HVAC, A
They also improve the efficiency of your HVAC unit and therefore reduce maintenance and utility costs, by removing dirt and reducing strain on the motor. Compatible with furnaces and AC units. Actual size 19.75 x 19.75 x 0.75 Comparable to Filtrete MPR 1500-1900 and Honeywell FPR 10 filters.