12x12x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 11.75) - 3 Pack 7in diameter just unscrew

just unscrew

Its lightweight aluminum construction guarantees long-lasting performance

featuring a 8" round duct opening

24"w X 6"h Is The Size For The Duct Opening Measurement Only

actual front end outer dimensions are 11" width X 11" height

12x12x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 11.75 x 11.75) - 3 Pack 7in diameter just unscrew+ Product Details 12" x 12" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 11. 75" x 11. 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