Rectangular Duct End Cap | 12" X 8" End Cap 4" Diameter + Product Description Protect your

+ Product Description Protect your thermostat with the durable and tamper-proof Beige Metal Thermostat Guard

rust-resistant aluminum

+ Product Details Size & Compatibility – The size of the wall angle register boot is 10" X 6" X 5" and it is compatible with duct 5"

Actual Filter Size – 33 3/4"w x 27 3/4" x 1"

Rectangular Duct End Cap | 12" X 8" End Cap 4" Diameter + Product Description Protect your+ Product Details Size Duct end cap is 12" X 8" 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.