Negative Pressure

Is your basement leaking from the outside in? Then it’s time to carry out a negative side waterproofing. Learn how to do it here.

tws negative pressure

How to apply negative pressure membrane to walls & floors

Check with Total Waterproofing Supplies for the correct membrane to use in your area if you are not sure.

This is a generic guide only, giving a basic overview of how to install a membrane.  This information is given in good faith and should NOT be used as a Technical Data Sheet (TDS) or Instruction Sheet.  

When purchasing membranes always download the full TDS sheet and MSDS sheet applicable. All membranes have their own manufacturer’s instruction guide/s,  these must be used when installing membranes.  

You may download this information  from our website or direct from the manufacturer.

retainer wall waterproofing