Air Heater combined heating vent duct is made to supply and exhaust hot air to/from confine spaces.

Material

It is made of water proof and fire-resistant pvc fabric  

Structure

Supported by helix steel wire and black rubber strip, it is wear-and-tear proof.

One end with metal ring, one end with rope

First two meters is made of fire and hot resistant pvc coated material, so that it can be connected to the heating units with high temperature.The rest is made of PVC normal material.

Application

- Underground cable maintaining 

- Engine room ventilation

- Crypt ventilation

- Tunnel municipal conduit engineering

- Machine shipbuilding engineering

- Fire fighting rescue

Features

It is characterized by its fire resistant, oleic acid proof.

Material thickness: 0.35-0.38mm

Material weight: 470GSM

Temperature range: first two meter is -20 to 100°C, the rest can endure -20 to 80 Celsius.

Color: Yellow and black

Connection

Duct to Fan: Connect with rope

Duct to Duct: Connect with rope or metal ring

Size

Standard diameter:100mm-1500mm, standard length: 5m,10m

Custom size are available upon request.

Application

- Underground cable maintaining 

- Engine room ventilation

- Crypt ventilation

- Tunnel municipal conduit engineering

- Machine shipbuilding engineering

- Fire fighting rescue

-Welding

1. We can offer small testing samples

2. OEM Serivice is available

3. Product warranty is 1 year