Fixed setting valve, it is used to avoid depression inside watertight tanks.
The valve can be used for several purposes provided compatibility with the “Materials in contact with the product” (see technical characteristics)
Techical characteristics (see materials compatibility with respect to the chemical substances)
Shutter type: flat shutter
Threading: GAS cylindrical 55° UNI- ISO 228
Working temperature range: from 0 °C a 70 °C max
Body valve material: brass OT-58
Shutter material: brass OT-58
Cap material: nylon
Spring material: Aisi 302 stainless steel
Shutter gasket: Viton
Materials in contact with the product:
Brass OT-58 , Aisi 303 stainless steel, Nylon and Viton
Tips for installation
The valve has to be positioned on top of the tank. Screw the valve into pipes with external threadings and pack it hermetically. Do not dismount the valve.