20x20x1MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 19.75) - 3 Pack 12in diameter Rust-Free Aluminum - Made from

Rust-Free Aluminum - Made from strong

Design – Rigid gauge built for durability and long life in mind

Optimized Comfort: By putting airflow control at your fingertips

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 16" OR 16" X 18" duct opening (measured at the opening)

This 10" X 8" end cap is constructed with 26-gauge galvanized steel

20x20x1MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 19.75) - 3 Pack 12in diameter Rust-Free Aluminum - Made from+ Product Details 20" x 20" x 1" replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19. 75" x 19. 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