Rectangular Duct End Cap | 26" X 10" End Cap Height_24in 1 piece of insulation tape

1 piece of insulation tape

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 28" or 28" x 6" duct opening (measured at the opening)

allowing you to choose the best option to suit your airflow needs

Actual Filter Size – 23 3/4"w x 29 3/4" x 1"

and crawlspace purposes

Rectangular Duct End Cap | 26" X 10" End Cap Height_24in 1 piece of insulation tape+ Product Details Size Duct end cap is 26" 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.