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Round copper solded ball

serie 297 R


  • 85 mm
  • 90 mm
  • 100 mm
  • 120 mm
  • 150 mm
  • 180 mm
  • 200 mm
  • 220 mm 
  • 250 mm 
  • 300 mm

ARM CONNECTION: diameters 85-90-100mm brass insert 1/4W thread

Others diameters: brass slot ballholder with stainless steel screw


  • 274
  • 320
  • 100
  • 701
  • 110
  • 215
  • 220
  • 315
Downloadable documents

The fields of application of float valves

Each float valve has different characteristics to adapt and provide a specific service to each application sector.

The industrial sector has floats suitable for regulating the flow of water or other liquids inside civil and industrial tanks and basins, even of considerable size.

In agriculture ST products are used inside tanks for irrigation or for storage of fertilizers and other liquids in tanks. The valves used in farms for the operation of automatic drinkers for animals belong to the same sector.

The plumbing sector includes all types of float valves for toilet cisterns.

Balls and accessories are coherently matched to each tap to guarantee the best and correct functioning.


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