12" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 23.75] 3-Pack 18" Round Duct Pipe High Quality – Commercial grade

High Quality – Commercial grade aluminum - will never rust - designed for warehouses

and rust caused by water and moisture

actual front end outer dimensions are 17

NC (Normally Closed): Black

+ Product Details Size – Size - Cuts 45mm & below

12" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 23.75] 3-Pack 18" Round Duct Pipe High Quality – Commercial grade+ Product Details Size 12"w X 24"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 11. 75" X 23. 75" High Quality A uniquie combination of cotton & synthetic fibers gives you the most filtration and the least air resistance equals great air & easy airflow for your system Design The "W" shaped pleats give you more filter surface thereby capturing more dust. Our metal and paper diagonal support bars ensure the filter can