14x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 24.75) - 3 Pack Width_18in + Product Details Heavy-Duty Steel

+ Product Details Heavy-Duty Steel Construction - Made from 20-gauge steel for superior durability and reliable performance

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+ Product Details Perfect Fit & Easy Sizing - Designed for a 24" x 34" OR 34" x 24" duct opening (measured at the opening)

+ Product Details Size – 8"w X 28"h is the size for the duct opening measurement only

14x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 24.75) - 3 Pack Width_18in + Product Details Heavy-Duty Steel+ Product Details 14" x 25" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 13. 75" x 24. 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