Basic facts about building materials / Efflorescence and painting preparation

• May 14, 2013

  Dulux technical notes: Another reason why Efflock is ideal for use in render.

  If efflorescence begins to occur on any part of a building, it is pretty much impossible to stop. Aside from balconies and tiling, efflorescence is a common sight excreting from rendered walls on many buildings in Sydney. By having Efflock in render, efflorescence will never occur, plus the render will be hydrophobic, therefore resisting rising salt damp, lateral damp and falling damp that can affect paint finishes. It is also a common sight to see paint blistering from render as a result of moisture that has entered a porous wall, pushing the paint coating off the wall. This is known...

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