Portolesi Structural provides construction waterproofing services for basements, slabs, retaining walls, wet areas and carparks and remedial waterproofing for water holding structures such as tanks and pits. Application of Vandex or Xypex provides concrete waterproofing such as cementitious coatings, waterproofing mortar, waterproof coatings, cementitious liquid based waterproofing membrane, flexible polyurea coatings, torch on Membranes.