460mm x 250mm Sewer Chamber Riser
Collection
Collect from our site at Thormanby, York (convenient access directly off the A19). Opening hours: Monday–Friday 07:30–17:00, Saturday 08:00–12:00.
Description
Enhance your underground drainage system with the 460mm x 250mm Sewer Chamber Riser, designed to deliver dependable height extension and long-lasting strength for 460mm inspection chambers. Manufactured from heavy-duty, corrosion-resistant polypropylene, this riser ensures excellent performance and durability even in challenging ground conditions.
With its 250mm height, it allows precise depth adjustment to help meet required cover levels and improve accessibility for inspections and maintenance. The secure interlocking design provides a stable, watertight connection with 460mm chamber bases, risers, and covers, ensuring a fully reliable drainage setup.
Ideal for new builds, refurbishments, and commercial drainage projects, the 460mm x 250mm Sewer Chamber Riser offers a practical and long-lasting solution for achieving accurate chamber height while maintaining system integrity and strength.
