Shanghai Dongfeng Pump Valve Factory is committed to the production and sales of fan air conditioning electric butterfly valves and pump air energy electric butterfly valves. It has rich experience in the industry. Welcome to inquire
Ceiling electric butterfly valve decoration, ceiling acoustic damper, butterfly valve hanger damper, ceiling electric butterfly valve, also known as ceiling butterfly valve damping hook, suspended butterfly valve damper
Composed of carbon steel frame, steel butterfly valve and nitrile synthetic damping
It is an important device for small refrigeration equipment, full frequency audio, subwoofer, ventilation duct and drainage duct to reduce vibration and sound insulation. Its unique damping block can cut off the transmission of sound bridge and overcome the solid sound transmission problem of boom. For entertainment places, especially nightclubs, heba and other places with subwoofer, It's the valve device. No matter how many soundproof materials are used in these places, they can't isolate the sound in the private room