14x22x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 21.75) - 3 Pack Curved Blade Steel This 18" X 10" end

This 18" X 10" end cap is constructed with 26-gauge galvanized steel

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The powder-coated finish ensures a sleek look while protecting the grille from wear and tear

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 30" OR 30" x 26" duct opening (measured at the opening)

With a 4" diameter for the duct opening measurement

14x22x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 21.75) - 3 Pack Curved Blade Steel This 18" X 10" end+ Product Details 14" x 22" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 13. 75" x 21. 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