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 1785 Flange NPS: NPS 72 DN: DN 1800 Bolt Circle Diameter (BCD): 2040mm Ø Bolt Holes (ØB): 19mm Dimension (D): 1785mm Max. Flow Volume: 12774 l/s Max. Flow Velocity: 5 m/s Max. ID Host Pipe: 1830mm Min. ID Host Pipe: 1793mm # Bolt holes (#B): 19 Outer Ø (OD): 1785mm Valve body length (L): 3100mm Weight: 920kg