Rectangular Duct End Cap | 16" X 12" End Cap Material_Polished Aluminum Our galvanized duct end boot

Our galvanized duct end boot is made of high-quality galvanized sheet metal with crimped ends (snap-lock design) for easy fitting and secure connection

+ Product Details Size – 50"w X 20"h is the size for the duct opening measurement only

Crafted from sturdy aluminum and gypsum sheetrock

Includes slots for a screwdriver or other prying devices

Rectangular Duct End Cap | 16" X 12" End Cap Material_Polished Aluminum Our galvanized duct end boot+ Product Details Size Duct end cap is 16" 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.