Foundation & Underpinning special offers in Rosettenville

Flat roof waterproofing Flat roofs are in general more prone to leaks, and need to be maintained more carefully. If you are concerned about existing leaks, look for discolourations in the roofing. Discoloured patches don’t always appear at the exact spot of the leak. It is best to inspect the whole roof, as water may run, and cause a stain away from the leak. If you suspect a leak is already present, a waterproofing membrane can be used to seal the spot before waterproofing the roof on top of structural slab