Rectangular Duct End Cap | 16" X 12" End Cap 6in diameter 6" width X 15

6" width X 15

But the benefits don't stop there

actual front end outer dimensions are approximately 16 5/8" width X 30 5/8" height

Crafted from strong and sturdy steel with a powder-coat finish

order a 14x20 grille

Rectangular Duct End Cap | 16" X 12" End Cap 6in diameter 6" width X 15+ 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.