Rivermead House basement flooded most years. Petra Developments needed to dig the basement out by a further 800mm to increase the head room for accommodation.
 
Other schemes were considered but the MACLENNAN-LSE WATERPROOFING scheme was the only one that could be guaranteed for materials and labour by the installation company and have a 10 year insurance backing which is renewable every 10 years. The LMACLENNAN-LSE WATERPROOFING scheme complies fully with BS8102.
 
The membrane system was installed to all the walls. The walls were then lined with battens and insulation ready for plaster boarding and plastering by MACLENNAN-LSE WATERPROOFING plasterers.
 
The floors were covered with a fully sealed MS20 membrane over a perimeter drain in a shingle filled trench all discharging into 3 double sump pumps with alarms and battery back up.
The floor was finished with a 3:1 floor screed. floors.