12x36x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 35.75) - 3 Pack 1-Way 75"H – fits a 18"

75"H – fits a 18" X 6" duct opening

+ Product Details Size & Compatibility – The 12" galvanized steel metal stick on take-off is compatible with duct 12"

Item Size: 155 x 69 x 60 mm

Design – Easy Snap-Lock Design: Featuring crimped ends

12x36x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 35.75) - 3 Pack 1-Way 75"H – fits a 18"+ Product Details 12" x 36" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 11. 75" x 35. 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