| Model No. | Size | Inlet/Outlet B.S.P | Length |
| 9D | DN15 | 15mm | 125mm |
| 9DM2 | DN20 | 20mm | 125mm |
| Dual Check Valves with Atmospheric Port (D.C.A.P) |
| This is a non-testable device suitable for LOW hazard protection against contamination by either backpressure or back-siphonage. |
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