Job training initiatives - training
Features• Intergral shutoff valves indoor/outdoor application• 100% stainless steel housing• Tamper-resistant test cocks• Patented Dual-actionTM check modules- Poppet action at low flow- Swing action at high flow• Silicone elastomer check discs• Prewired supervisory switches• Flange adapters available• IPS grooved ends
The DeringerTM 20 Double Check Valve Assembly is designed to prevent non-health hazard pollutants from entering the potable water supply system caused by backpressure and/or backsiphonage conditions
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8615510865705 
8615510865705