Rectangular Duct End Cap | 8" X 4" End Cap Sheet Metal/Adjustable Elbow + Product Details Size &

+ Product Details Size & Compatibility – The size of galvanized sheet metal straight floor boot is 10" X 6" X 5"

Our Aluminum Ceiling Diffuser is not only a design marvel but also a practical choice for your HVAC system

Designed for versatility

designed to stop all types of fittings and terminate rectangular duct runs

And Meets/Beats ASTM B280 Standard

Rectangular Duct End Cap | 8" X 4" End Cap Sheet Metal/Adjustable Elbow + Product Details Size &+ Product Details Size Duct end cap is 8" X 4" 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.