Berolina-Liner Full Length  UV-Cured Liner System

BKP Berolina Polyester GmbH & Co Kg



To assess the Berolina-Liner and Berolina-Liner HF systems as manufactured by BKP Berolina Polyester GmbH & Co. Both systems are applicable to the renovation of gravity sewers and drains.

The approval is not applicable to:

  • leaktightness of end seals;
  • reconnection of laterals. 

Product Description

The systems comprise of a glass fibre reinforcement woven sleeve which is factory impregnated with an ultra violet (UV) light curing polyester or vinyl ester thermosetting resin. When installed and cured this forms a full length cured-in-place structural liner within the host pipe.

The Berolina-Liner and HF systems have a range of internal diameters from 150mm to 1600mm and egg shaped pipes between 200mm x 300mm (DN250 equivalent) and 1200mm x 1800mm (DN1600mm equivalent).

Full details can be found in the Assessment Schedule opposite.

Approval period

30th April 2017 - 30th April 2022

Click on certificate to enlarge

View Assessment Schedule.