Side Outlet Ceiling Diffuser Box | 8" X 8" X 8" | Galvanized Steel Metal Box is Compatible with Duct 8" 10in diameter Ideal for Walls & Ceilings: LO246 Product Details Size 32 Compatible with Duct 4"

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings

Actual Filter Size – 33 3/4"w x 13 3/4" x 1"

+ Product Details Size – Duct end cap is 22" X 18" | 26-gauge galvanized steel end cap

Minimum Efficiency Reporting Value (MERV) is a standard that rates the overall effectiveness of air filters

Side Outlet Ceiling Diffuser Box 8" X 8" X 8" Galvanized Steel Metal Box is Compatible with Duct 8" 10in diameter Ideal for Walls & Ceilings: LO246 Product Details Size 32 Compatible with Duct 4" Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings Actual Filter Size – 33 3 4"w x 13 3 4" x 1"