16x30x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 15.75 x 29.75) - 3 Pack 18in diameter while the ingenious dial-controlled damper

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow

+ Product Description Discover top-quality HVAC components for your home or building

Its locking eight-tumbler mechanism and supplied key safeguard your thermostat from tampering

providing a stylish and practical solution for ventilation

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 24" OR 24" x 22" duct opening (measured at the opening)

16x30x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 15.75 x 29.75) - 3 Pack 18in diameter while the ingenious dial-controlled damper+ Product Details 16" x 30" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15. 75" x 29. 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