Rectangular Duct End Cap | 18" X 12" End Cap w8h8 + Product Details Size -

+ Product Details Size - 30"w X 6"h X 2"d (for duct opening measurement only)

fasten the edges to studs with the provided screws

Design – Removable door/face for easy filter change & cleaning - uses a 1" thick filter

+ Product Description Introducing our revolutionary Anisotropic Magnetic Vent Covers

Noise free components - no vibrating louvers etc

Rectangular Duct End Cap | 18" X 12" End Cap w8h8 + Product Details Size -+ Product Details Size Duct end cap is 18" X 12" 26 gauge galvanized steel end cap, rectangular shape. Premium Quality Our rectangular duct cap is made of high quality galvanized sheet metal material (galvanized steel construction for durability and rust prevention). Made in the USA. Applications The product is used for stopping all types of fittings and also used to terminate a rectangular duct run in an HVAC application with a rectangular duct cap.