The WaStop check valve installs in stormwater systems, providing immediate protection against flooding and backflow. Its unique, simple, and effective design also prevents unwanted odour and pest intrusion. This model features a flange for bolting onto a head wall, ensuring secure and fast installation. 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 790 Flange Outlet NPS: NPS 32 DN: DN 800 Bolt Circle Diameter (BCD): 920mm Ø Bolt Holes (ØB): 13mm Dimension (D): 790mm Max. Flow Volume: 2012 l/s Max. Flow Velocity: 4 m/s Max. ID Host Pipe: 807mm Min. ID Host Pipe: 795mm # Bolt holes (#B): 6 Outer Ø (OD): 790mm Valve body length (L): 1500mm Weight: 102kg