Product features:

Type demonstration

"R" : onadiabatic spiral duct

"PR" : pre-adiabatic spiral duct

"80-600" : inner diameter 80-600mm

Functions 

The spiral duct used for linking two zoos and air ventilation.

Advantages

Spiral duct has small ventilation resistance, low noise, good intensity and rigidity, applicable to all kinds of strong acid, alkali mist and other strong corrosion environment. We can design and produce all size spiral duct according to customers’ requirements.

Basic parameters：

●inner diameter：80-600mm；

Application：

Spiral duct applicable used in supply and exhaust pipe of purification system, central AC duct, industrial supply-exhaust ventilation pipe and environmental suction-exhausting duct. It was broadly used on passenger vessel, cargo ship, warship and oil platform.