20x16x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 15.75) - 3 Pack Round Stack Boot + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 36" OR 36" x 26" duct opening (measured at the opening)

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+Product Description Introducing our 1/2" Non-Insulated Copper Coil Line

or HVAC system (actual size: 19

20x16x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 15.75) - 3 Pack Round Stack Boot + Product Details Perfect Fit+ Product Details 20" x 16" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19. 75" x 15. 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