Rectangular Duct End Cap | 28" X 10" End Cap Insulated Line Set + Product Details 12" x

+ Product Details 12" x 24" x 1" replacement air filters for your furnace

+ Product Details Size - 6"w X 26"h is the size for the duct opening measurement only

+ Product Details Size – 32"w X 30"h is the size for the duct opening measurement only

+ Product Description Introducing our 8" x 16" or 16" x 8" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

Rectangular Duct End Cap | 28" X 10" End Cap Insulated Line Set + Product Details 12" x+ Product Details Size Duct end cap is 28" X 10" 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.