Lennox X6670 MERV 11 Filter

Features Filter dimensions 16″ x 25″ x 5″ Actual Size 15.65″ x 24.65″ x 4.31″ Fits the X6660 HCC16-28 Air Cleaner 98% efficient filtration media capturing particles as small as 0.3 microns before they can collect on your coils High-efficiency alternative to one-inch filters Genuine Lennox OEM FurnFilter