Materials and coating:

• Basin, pipe and hooks in Ductile iron EN GJS 400-15: Bituminous coating

Field of application:

• This device is fitted in shafts topped with all types of gratings.
• For shafts with inside dimensions of 500 and 700.
• The frame must be horizontally placed in the wall of the chimney of square section to enable a stable support between wall and frame.

Main features:

• The odor-tight inlet acts as a valve and prevents odors rising.
• The level of kept water in the tank (vat) makes a siphon. It contributes to improve public hygiene.
• Absence of friction in the moving part thanks to the system of suspension with counterweight of the tank.
• The opening of the vat is ensured by the weight of water.

Quantity of water necessary to open the vat:

• P.A.G n°2 = 2 liters.
• P.A.G n°3 = 4 liters.