manhole cover (safe,environmental protection)

5  Keylock

4  Two-stage opening provides safe access.

3  Made by A.L.,it's light weight and strong.

2  It have one or two breathing valve inside, the pressure in the tank can be adjusted automatically.

1  Emergency vent relieving pressure is from 21 to 32 KPa. The Max.free air is 7000m3/h.

Manhole is installed on the top of the tank, it has built-in respiration system and emergency vent.

  • material:Aluminium
  • Model Number:C801-560/580
  • Brand Name:JLME
  • Place of Origin:China (Mainland)
  • Country:China (Mainland)
  • telephone:86-0577-67331953
Delivery Time: 30 days
Package: size:56*57*23 5 pieces/box WG:34kg/box
Supply Ability: 1500 Piece/Pieces per Month
Minimum Order Quantity: 1 Piece/Pieces more details, contact us.
Payment Terms: L/C,T/T,Western Union
Port: SHANGHAI OR NINGBO
Fob Price: US$150-180SHANGHAI OR NINGBO
material: Aluminium
Model Number: C801-560/580
Brand Name: JLME
Place of Origin: China (Mainland)
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