Basic facts about building materials / crumbling render

• Mar 01, 2013

  Efflock to prevent rising damp

  Photograph showing rising damp and subsequent salt attack below DPC level. Rising damp is a destructive phenomenon in buildings. It is common knowledge that damp very quickly will create rot in structural timbers such as bearers and joists, and therefore a DPC (damp proof course) is provided to prevent such damage. A modern DPC is typically a black embossed polythene roll that is laid out directly beneath ant-capping, or just below finished ground floor level. In the past, DPCs have been made of lead, slate, malthoid, and sometimes special bricks. What is not usually considered, is that rising damp can...

  Read more →
  • 0 Comments
  • blistering paint, brick mortar, buildig problems, building advice, building defects, building technology, cement, cement additive, crumbling brickwork, crumbling render, Damp proof course, DPC, Efflock, efflock to prevent efflorescence, efflock to prevent rising damp, efflorescence, efflorescence control, how do I prevent efflorescence, hydrophobic, hygroscopic salts, mortar additive, patented technology, phosphate in soil, render, render additive, rising damp, rising damp in render, salt attack, subfloor walls
  • Share