18x12x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 17.75 x 11.75) - 3 Pack 8in diameter designed for systems up to

designed for systems up to 500lbs

ensuring longevity and durability

+ Product Details Size - 20"w X 12"h X 2"d (for duct opening measurement only)

This 10" X 10" end cap is constructed with 26-gauge galvanized steel

18x12x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 17.75 x 11.75) - 3 Pack 8in diameter designed for systems up to+ Product Details 18" x 12" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 17. 75" x 11. 75") A unique combination of cotton & synthetic fibers gives you the most filtration and the least air resistance equals great air & easy airflow for your system. The non pleated design provides low airflow resistance while still effectively capturing dirt and particles such as standing dust, spray paint