945 – Combination Air Valve for Water, Single Body

VAG GA Industries Figures 945 Combination Air Valves are ‘triple function’ valves. They vent air from pipelines and systems as they are being filled with water and then close tight once the system is full and pressurized. They also release air that accumulates in the valve while the system is operational. And, they automatically open to admit air to limit vacuum formation when the pipeline or system is drained and/or a negative pressure occurs in the valve.

SKU: GA Figure 945
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The Figure 945 Combination Air Valves are typically installed at high points in the system where air naturally rises during filling and in operation and vacuum first forms during draining.

Product Number: GA Figure 945
Size: 1/2″ to 4″
Valve Type: Air Valve
Fluid: Water

Characteristics
  • Compact and light weight
  • Full port orifice for maximum air outflow and inflow
  • Utilizes “kinetic” operating principle, designed not to blow shut
  • Rugged iron body and cover
  • Corrosion resistant Type 316 stainless steel float
  • Tight sealing and easily replaceable rubber seats
  • NSF-61 certified for contact with drinking water
  • NSF-372 certified lead-free (< 0.25% by weighred average)
  • AIS Compliant when required
Material
  • Body & Cover: Cast Iron, ASTM A126 Class B
  • Floats: Stainless Steel, Type 316
  • Internal Linkage: Stainless Steel, Type 316
  • Replaceable Seats: Buna-N
  • External Fasteners: Zinc Plated Steel (Optional 316 Stainless Steel)
Corrosion Protection
  • Standard: Internal and external NSF-61 certified 2-part epoxy
  • Optional: 316 SS external fasteners

 

 

 

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