12x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 24.75) - 3 Pack Height_30in Crafted from solid stamped steel

Crafted from solid stamped steel

+ Product Details Size - 26"w X 26"h is the size for the duct opening measurement only

designed for optimal airflow and efficiency

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Design – This round ends no crimp boot duct fitting is designed for transitioning oval wall stack ducting to round sheet metal pipe

12x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 24.75) - 3 Pack Height_30in Crafted from solid stamped steel+ Product Details 12" x 25" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 11. 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