Structural Drainage Systems

A range of high performance profiled plastic drainage systems for water management. The systems are designed to control and discharge water entering a structure, in full accordance with BS81902:2009 Type C (drained) protection.

For more information about our cavity drainage systems and channel drainage, contact the RIW Technical Department.

Documents
Documents

Documents

Product Name Product Data Sheet BBA DoP NBS Clause
RIW Cavity Drain Ancillaries Data Sheet
Product Data Sheet
RIW Cavity Drain R20 Data Sheet
Product Data Sheet
NBS Clause
RIW Cavity Drain R7 Data Sheet
Product Data Sheet
NBS Clause
RIW Double Drain Data Sheet
Product Data Sheet
NBS Clause
RIW Plaster Drain Data Sheet
Product Data Sheet
NBS Clause
Sump Pumps/Aqua Channel Data Sheet
Product Data Sheet