Balanced pressure proportioner mod. SE-VZ

It makes a constant mixture of foam liquid and water, regardless of the change in water pressure.

Construction features
· Pressure gauge cut-off valve (optional): brass
· Balancing device:
body material:in cast iron, double effect piston and all inside components material: in AISI 316
· Collector:
body material: carbon steel
Venturi nozzle: bronze
· Drain cap
· Filter (optional):
body material: cast iron
filter material: AISI 316
· Main proportioning body:
body material: cast iron
rod: AISI 316
· Foam concentrate pressure gauge
· Water pressure gauge
Finish: polyurethane enamel (RAL 3000)
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