high temperature resistance pvc coated textile glass spiral flexible duct for ventilation
Material: textile glass, fabric reinforced with galvanized steel.
Construction: Mechanical bond, galvanized steel helix (also available stainless steel helix).
Diameters: 3" to 24" I.D. Larger sizes available.
Length: 25ft,10mor as Request
Expanding Ratio: 1: 6
Working Temperature: -20 ~ 300°C(the blue ,green and gray are 100°C、150°C、300°C )
Color:：yellow, orange, black, white, green
Working Pressure: -3000pa to +6000pa
Weight Range：0.5kg/m to 3.5kg/m
OEM & ODM:Accept
Free sample: yes
minimum burst pressure:2 1/2 working pressure.
It is the highest quality standard and it has the advantage in its intensity,breath ability and fireproof and flexibility.this ducts are mainly applied in HAVC air ventilation system.
Bend radius:ODx1 compression ratio:1:6
Fire resistance and endure high temperature,the acid,the alkali and the oleic acid.
It easy to turn and to connect and convenient to schlep.
it is heat resistance,acid-base resistance,fire resistance,abration resistance,tearing resistance and flexible.Applied in workshop,electronic equipment,sewers,metallurgy,exhaust emission,refrigeration ventilation engineering,environmental protection ventilation project.
If you're interested in our high temperature resistance pvc coated textile glass spiral flexible duct for ventilation, welcome to wholesale the quality and cheap ducts with us. We are one of the leading manufacturers of various ducts. The customized service at low price and the free sample are offered.