No matter if it is existing building or new build, waterproofing is essential if earth bears against a building, as the ground is a passage for water.
Most properties with a basements needs protection from ingress of water- vaults waterproofing. If you desire dry, healthy space for an office, bedroom with en-suite bathroom, entertainment place or storage to achieve this we need to waterproof all area before any other work can be done.
DRY SYSTEMS have correct products and materials to protect areas below pavement level from water, damp and condensation.
British Standard code (BS8102:2009) defines 3 types of waterproofing protection:
1. A separate barrier system applied in the structure
2. Protection provided by the structure
3. Protection by internal water management system- drained system