mate product---ventilator and duct

ventilation duct:

1.  Made of fire-retardant PVC material and helix steel wire

2.  The both ends with the black sleeve and the buckle

3.   Easily to connect due to flexible

4.  Enduring the high temperature and oleic acid

5.  Acid & alkali resistant and corrosion resistant and fire resistant

6.  Schlep easily wherever exhaust and inhalation the air in the field condition due to light weight

7.  Prevent the workers from the suffocating by improving dust air into fresh air.

portable ventilator:

1.made of aluminum alloy motor,blade of die-cast aluminum alloy and galvanized steel body

2.die-cast aluminum alloy fan blade,cable length:3m

3.motor: aluminum alloy,super speed and large airflow

4.with America,Japan,Europe,Taiwan styles\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' plug for  choosing

5.can be equipped with  wheel for big model, which has a durable and firm structure,it can move easily.