20" x 10" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 19.75 X 9.75] 3-Pack Floor Grille Produced in accordance with ISO

Produced in accordance with ISO 9001-2008 Quality Management System

Gymnasiums & Restaurants

+ Product Details Perfect Fit & Easy Sizing - Designed for a 34" x 34" duct opening (measured at the opening)

+ Product Details Size – 12" x 28" or 28" x 12" is the size for the duct opening measurement only

+ Product Details Size - 36"w X 20"h is the size for the duct opening measurement only

20" x 10" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 19.75 X 9.75] 3-Pack Floor Grille Produced in accordance with ISO+ Product Details Size 20"w X 10"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 19. 75" X 9. 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