• Diameters D=150mm…300mm
  • Heads H= 30m…180m
Designation Material
1 Body Carbon steel
2 Float Stainless steel
3 Сover Carbon steel with stainless surface built up by welding
4 Stem Stainless steel
5 Spring Spring steel

Features of the air-intake / vent valve:

  • metal-to-metal seal
  • automatic opening under the weight of movable parts
  • automatic closing by float device and by means of springs