Ridgidrain Twinwall Reducer Coupler 225 – 150mm

BBA and BBA HAPAS approved
Network Rail Parts and Drawing Systems (PADS) approved
Structured wall design for high ring stiffness and strength
Manufactured to SN6, with a predicted design life in excess of 60 years
Smooth bore giving excellent hydraulic properties
Longer lengths so fewer joints for improved resilience to leakage
Lightweight for reduced transport, installation costs, and improved Health & Safety benefits
Up to 94% lighter than concrete for fewer deliveries to site
Manufactured from 100% recycled material
Resistant to ground movement and differential settlement
Unperforated, half perforated and full perforated options available
Ridgitrack is available for higher loading applications