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 590 Flange outlet NPS: NPS 24 DN: DN 600 Max. Flow Velocity: 4 m/s Weight: 54kg # Bolt holes (#B): 12 Bolt Circle Diameter (BCD): 720mm Dimension (D): 587mm Valve body length (L): 1140mm Outer Ø (OD): 587mm Ø Bolt Holes (ØB): 13mm Max. Flow Volume: 1132 l/s Max. ID Host Pipe: 613mm Min. ID Host Pipe: 590mm