14x14x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 13.75) - 3 Pack Compatible With Duct 10in + Product Details Size -

+ Product Details Size - 8"w X 30"h is the size for the duct opening measurement only

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+ Product Details Size - 18"w X 18"h X 2"d (for duct opening measurement only)

+ Product Details Size - 30"w X 30"h is the size for the duct opening measurement only

HVAC systems

14x14x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 13.75) - 3 Pack Compatible With Duct 10in + Product Details Size -+ Product Details 14" x 14" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 13. 75" x 13. 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