14x14x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 13.75) - 3 Pack Wall Angle Register Boot + Product Details Size -

+ Product Details Size - 30"w X 4"h is the size for the duct opening measurement only

with actual outer dimensions of 22

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 32" OR 32" x 18" duct opening (measured at the opening)

+ Product Details Size - 18"w X 20"h is the size for the duct opening measurement only

order a 20x14 access panel

14x14x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 13.75) - 3 Pack Wall Angle Register Boot + 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