Custom Silencer for ventilation 

A Ventilation duct silencer is a component of ventilation system used to reduce noise transmitted inside ventilation ductwork. Duct silencers are also referred to as sound attenuators, sound traps or mufflers. 1,the use of raw materials are Stainless Steel Duct and galvanized steel; 2, strong noise reduction effect, reduce energy consumption, save operating costs, high strength, good sealing performance, beautiful appearance, simple installation, long service life; 3,Used for air supply, exhaust and smoke exhaust pipes of ships, shopping malls, office buildings, subway, civil air defense, basement and other projects. 4, its thickness and specifications can be changed according to requirements