Waterproofing Solutions

Waterproofing Solutions

We deliver tailored, BOQ-compliant systems for concrete roofs, podium decks, basements, dams, metal structures, and every critical surface—stopping leaks at their source, safeguarding structures against water, chemicals, and environmental stress, reducing long-term maintenance costs, and ensuring unmatched durability that preserves your investment and peace of mind.

What we waterproof

Engineered waterproofing solutions applied in strict accordance with SANS standards, engineer specifications, and manufacturer-approved systems — ensuring long-term protection across every critical structural interface.

Concrete Roofs, Podium Decks & Balconies

  • Torch-on bituminous membrane systems (3 mm / 4 mm, single or double layer). Liquid-applied waterproofing systems (polyurethane, acrylic, and hybrid coatings). TPO / PVC single-ply membranes (hot-air welded).

  • Cementitious flexible waterproofing beneath screeds or tiled finishes.

  • UV-stable protective and reflective coatings.

Basements, Foundations & Retaining Walls

  • Positive- and negative-side cementitious waterproofing systems.

  • Dimple drain and geotextile protection layers for subsoil drainage. Epoxy / polyurethane injection and joint sealing systems.

     

Dam & Mine Linings

  • Installation of HDPE and TPO membrane systems for dams, ponds, and mining containment.
  • Hot-wedge welded seams ensure watertight integrity and long-term durability.
  • Includes surface prep, anchor trenching, and protective geotextile layers as per design.

     

Lift Pits, Water Tanks & Reservoirs

  • Polyurea, polyurethane, and liquid- immersion waterproofing systems designed for full water submersion and long-term chemical resistance.

Metal Roofs, Box Gutters & Parapet Details

  • Torch-on, polymer-reinforced, and liquid- applied systems for seams, overlaps, box gutters, and parapet walls.
  • Polyurethane and acrylic coatings for complex flashings and roof details.
  • Corrosion-resistant finishes and full refurbishment of industrial and commercial roofs.
  • Counter-flashings and joints sealed with polyurethane sealants for long-term durability.

Trafficable Expansion Joints, Saw-Cut Joints & Detailing

  • Polyurethane and polysulphide joint sealants.
  • Epoxy-based joint fillers and elastomeric joint bandages.
  • Movement, bridge, and floor expansion joint systems.

Pegara is a specialist waterproofing contractor, having used most leading suppliers’ systems. We assist main contractors, architects, engineers, property managers, JSE-listed REITs, and industrial, mining, and retail facilities.

Get in Touch

info@pegara.co.za / +27 60 897 4270