Why It’s Useful
- Backflow prevention
- One-way fluid control
- Water system regulation
- Durable plumbing components
WS116-S3-316
Regular price
£890.00
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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 125 (NPS 5) |
| Max. Flow Velocity | 2 m/s (6.6 fps) |
| Weight | 1.8 kg (4 lb) |
| # Bolt holes (#B) | 2 |
| Bolt Circle Diameter (BCD) | 233 mm (9.2 in) |
| Dimension | 115 mm (4.5 in) |
| Valve body length (L) | 235 mm (9.3 in) |
| Outer Ø (OD) | 115 mm (4.5 in) |
| OD incl. gasket (ODG) | 127 mm (5 in) |
| Ø Bolt Holes (ØB) | 8.5 mm (0.3 in) |
| Max. Flow Volume | 26 l/s (412.1 GPM) |
| Max. ID Host Pipe | 125 mm (4.9 in) |
| Min. ID Host Pipe | 117 mm (4.6 in) |
| Watertightness | EN 13564 |
| Fasteners mtrl. | 316L stainless steel |
| Gasket | EPDM |
