Why It’s Useful
- Backflow prevention
- One-way fluid control
- Water system regulation
- Durable plumbing components
WS160PVC-S3 WaStop Plastic DN/OD 160 PVC std
Regular price
£450.00
WS146-S3-316
Regular price
£950.00
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The WaStop Inline check valve installs in stormwater systems and outlets, providing immediate protection against flooding and backflow. Its unique, simple, and effective design also prevents unwanted odour, especially at outlets in tidal environments. The standard variant is supplied with an EPDM gasket and mounting tabs.
Technical specification
| Nominal diameter | DN 150 (NPS 6) |
| Max. Flow Velocity | 2 m/s (6.6 fps) |
| Weight | 2.6 kg (5.7 lb) |
| # Bolt holes (#B) | 2 |
| Bolt Circle Diameter (BCD) | 261 mm (10.3 in) |
| Dimension | 144.5 mm (5.7 in) |
| Valve body length (L) | 300 mm (11.8 in) |
| Outer Ø (OD) | 144.5 mm (5.7 in) |
| OD incl. gasket (ODG) | 160.5 mm (6.3 in) |
| Ø Bolt Holes (ØB) | 8.5 mm (0.3 in) |
| Max. Flow Volume | 36 l/s (570.6 GPM) |
| Max. ID Host Pipe | 159 mm (6.3 in) |
| Min. ID Host Pipe | 146 mm (5.7 in) |
| Watertightness | EN 13564 |
| Fasteners mtrl. | 316L stainless steel |
| Gasket | EPDM |
