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: /* Container for specs + image */ .tech-container { display: flex; gap: 20px; align-items: flex-start; } /* Specification table column */ .tech-spec-col { width: 40%; } /* Image column */ .tech-image-col { width: 60%; text-align: center; } .tech-image-col img { max-width: 100%; height: auto; display: block; margin: 0 auto; } /* Mobile: stack table and image */ @media (max-width: 768px) { .tech-container { flex-direction: column; } .tech-spec-col, .tech-image-col { width: 100%; } .tech-image-col { margin-top: 12px; } } Name: WaStop 230 NPS: NPS 10 DN: DN 250 Bolt Circle Diameter (BCD): 364mm Ø Bolt Holes (ØB): 8.5mm Dimension (D): 230mm Max. Flow Volume: 100 l/s Max. Flow Velocity: 2 m/s Max. ID Host Pipe: 248mm Min. ID Host Pipe: 232mm # Bolt holes (#B): 2 Outer Ø (OD): 230mm OD incl. gasket (ODG): 250mm Valve body length (L): 480mm Weight: 6.7kg