DERINGER 20G DBL CHK BFP W/ OS&Y GATE VLVS
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Item Number: 20GDC
Brand: Backflow Direct
The DeringerTM 20G 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.
Features
• lnline serviceable gate valves
• 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
• Stem Includes tamper switch groove
• AWWA C509/UL/FM resilient seated
gate valves (OS&Y)
• Flanged end ANSI B16.1 Class125
• Flexible groove coupling UL/FM
| Item Number | 20GDC |
|---|---|
| Brand | Backflow Direct |
| Item Numbers | Description | Price Group | UM |
|---|---|---|---|
| 20GDC-0250 | 21/2" FIG 20G DBL CHK W/ OS&Y | SR209 | EA |
| 20GDC-0400 | 4" FIG 20G DBL CHK W/ OS&Y | SR209 | EA |
| 20GDC-0800 | 8" FIG 20G DBL CHK W/ OS&Y | SR209 | EA |
| 20GDC-0600 | 6" FIG 20G DBL CHK W/ OS&Y | SR209 | EA |