September 9, 2021Ⅰ. Precautions for installation and operation of oval spiral ductwork for refrigeration1. The end of the vent pipe of the safety valve is suitable to be Ω-shaped or T-shaped, and the discharge port ...view
February 2, 2021There are many types of HVAC projects, requiring many different tools and equipment. When creating heating and ventilation ducts, special tools are needed to process sheet materials, and even more pre...view
May 24, 2021In order to ensure the quality of ventilation duct production, it is necessary to formulate duct production process standards to improve the quality and efficiency of the duct production line.The duct...view
June 2, 20221. The selection of thermal insulation materials for the spiral duct machine should have good thermal insulation performance. The specifications of the insulation material should be consistent with th...view
September 4, 2020Now the application of spiral duct is very wide, many people also see business opportunities from it, and start to enter the duct production machine manufacturing and sales industry. The spiral duct m...view