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 leak-tightness of end seals or reconnection of laterals.
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.
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