Corfit manhole and inspection chambers are made from PE and are used where multiple drainage lines are connected, for inspection, maintenance and removal of debris. The 1000 mm base is offered in three configurations: two for UPVC pipes (3 inlets/1 multi outlet; 2 inlets/2 multi outlets) and one for DWC pipes (3 inlets/1 outlet).

Key features

• Socket, spigot and side inlet connections with rubber sealing ring
• Resistant to floating due to ribs and collar provided on external surface of riser/shaft
• Abrasion resistant
• Smooth inside invert surface for high hydraulic capacity
• Chemical resistant
• About 2° slope provided for gravity flow in inspection chamber base
• Light weight
• Resistant to acids, bases and organic compounds, including sulphuric acid and hydrogen sulphide found in sewers

Applications

• Commercial and municipal sewerage/drainage networks

Specifications

Material: PE (Polyethylene) | Manufacturing Standard: BS EN 13598 1 & 2 (BS EN 13598-2 for manhole chamber) | Assembly Components: Cone/Dome with steps; Profile rubber gasket; Riser/Manhole shaft with steps; Base | Height Adjustment Note: For height / invert depth adjustment, use combination of riser and top cone | Base Diameter: 1000 mm | Base Part Height (Total / Effective Invert Depth): 750 mm / 700 mm

Standards: BS EN 13598-1 | BS EN 13598-2