Weathercoat Hydra

Weathercoat Hydra is a three component, pigmented cementitious flexible waterproofing kit.

Application Method: Brush Roller Spray
Grades: Cementitious

Product Overview

Weathercoat Hydra is a superior quality three-component pigmented flexible cementitious permanent waterproofing coating kit/system with good crack bridging properties. Weathercoat Hydra has longlife flexibility and it is available in a limited range of pastel colours.

Properties

Weathercoat Hydra has the following properties:

  • Easy to mix and apply
  • Excellent water impermeable coating
  •  Excellent adhesion to dimensionally stable concrete/render
  • Crack bridging and elastomeric formulation
  • Seamless permanent coating
  • Vapour permeability – allows substrate to breathe
  • Good weather resistance property
  • Low temperature flexibility

Areas Of Use

  • Decorative elements exposed to water sources like fountains
  • Concrete flat roof (exposed and under tile application)
  • Drywall construction – wet areas

Application Method

Surface Preparation 

Ensure substrates are clean and sound. Remove all existing coatings, cement laitance, unsound honeycombing, and spalling concrete by suitable mechanical means.

Priming

Dry and porous substrates should be primed with Terraco Terrabond A diluted with water in a 1:3 ratio as a primer coat. Other surfaces should be saturated with water before application, but no standing water should be present.

Application 

  • Apply one coat of Terraco Weathercoat Hydra mix (powder, resin & colourant) using brush, roller or spray and let it dry overnight.
  • On the corners, and joints and around pipes, apply one more coat of Terraco Weathercoat hydra mix and embed a layer of Terraco reinforcement mesh (should be embedded when the Weathercoat hydra layer is wet). Allow it to dry overnight.
  • Apply the second coat of Terraco Weathercoat Hydra mix as final coat, perpendicular to the first coat, applying each coat at right angles to each other, to a total thickness of 1.5(under tiles) & 2.0mm (exposed area). Terraco Weathercoat Hydra should be left to cure for at least 7 days before water flood testing.

Downloads

Weathercoat Hydra TDS

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Weathercoat Hydra Poster

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Waterproofing Solution DL Flyer

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Available Grades

Product name Code
Weathercoat Hydra 68550