20"x25"x4" MERV11 Pleated Furnace Filters (6 Packs) Glass The 3 Stage filtration is

The 3 Stage filtration is contained and protected within durable perforated steel with a subtle and cleanly finished aesthetic

Versatile horizontal or vertical port configuration

Cover Size (inches) : 40 x 34 x 33-3/4 ( L x W x H )

Flame presentation – Three light strips allow for yellow

20"x25"x4" MERV11 Pleated Furnace Filters (6 Packs) Glass The 3 Stage filtration isPart# AAF M11042025, 20"x25"x4" MERV11 Pleated Furnace Filters American Air Filter PP 62R STD M11 filters have distinctive self supporting characteristics that promote airflow and maximize dust holding capacity (DHC). Lower pressure drop and higher DHC means reductions in energy consumption and operating costs. Product Overview Low initial resistance Mechanical efficiency does not rely on electret charge technology Self supporting DuraFlex media made