Rectangular Duct End Cap | 8" X 4" End Cap steel + Product Details Size -

+ Product Details Size - 10"w X 12"h is the size for the duct opening measurement only

+ Product Description Upgrade your HVAC system with our 5" Round Air Vent Supply Grille

If you are looking for a top of the line unit to enhance your projectlook no further than HVAC Premium HVAC Premium has sold over 5

this thermostat guard is the perfect solution for residential

Rectangular Duct End Cap | 8" X 4" End Cap steel + 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.