16" x 22" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 15.75 X 21.75] 3-Pack 8in diameter Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 16" X 8" duct openings

75"H – fits a 30" X 6" duct opening

Energy Efficient – Air-tight inner core decreases the pressure loss and provides a more hygienic environment - high energy efficient / No fiberglass erosion into air stream

75"H – fits a 20" X 8" duct opening

This versatile diffuser is available in 1-way

16" x 22" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 15.75 X 21.75] 3-Pack 8in diameter Ideal for Walls & Ceilings:+ Product Details Size 16"w X 22"h pleated MERV 8 filter for HVAC return filter grille 3 Pack. Actual dimensions: 15. 75" X 21. 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