Metal Rectangular Air Conditioning Duct for Industrial and Commerical

Air Conditioning Duct is a new material duct, its advantages such as energy saving, environmental protection.Rectangular duct is also fabricated from steel, aluminum, or fiberglass, but uses up to 46% more material in its fabrication than spiral duct. Due to the higher amount of sheet metal required for rectangular duct, installation, labor, and maintenance costs are generally higher. Commercial ductwork is made of the same materials as residential, but factors like size, location and maintenance all change in a commercial application. Think of commercial ductwork as a large duct system that's usually installed inside a building to properly ventilate its air.