Flooring screed and dry screed: properties and processing

dry screed

Flooring screed and dry screed: properties and processing: flooring

Lay dry screed

Dry screed means that prefabricated panels, for example OSB panels, gypsum fiberboard or chipboard, laid in a composite and then glued. The big advantage of dry screed is that there are no long waiting times since the screed does not have to dry. In addition, the house is not burdened with moisture as in liquid screed. The light structure and the low height of the dry screed are further positive factors.

However, there are also disadvantages with this laying form. The ground must be completely flat from the outset to guarantee later flatness. Sloping floors must therefore be equalized beforehand. In addition, dry screed is not well combined with a floor heating and only a small load capacity. Furthermore, dry screed ensures neither good impact sound insulation nor good thermal insulation. He is just too thin for that.

Lay dry screed

  1. First you shouldEdge insulation strips fasten all around to separate the screed and the final flooring from the wall to avoid sound bridges.
  2. Now you can with that Laying the screed elements begin. These usually have a so-called shiplap, with which they can be connected quickly and easily. Simply apply glue to the fold and apply the plate. For safety reasons, you should additionally screw the seam connections together.
  3. Now you can do the desiredflooring embarrassed.

leveling screed

Flooring screed and dry screed: properties and processing: screed

Source: YouTube

Liquid screed is supplied as dry mortar, mixed with water and transported to the place of use with large mixing pumps. As a floor screed is also suitable cement screed.


  • Uncomplicated installation without great physical effort
  • Completely flat surface guaranteed
  • Little or no deformation to be expected
  • Optimum suitability for underfloor heating, because the liquid mass surrounds the heating pipes without cavities. So the heating energy is used optimally
  • walkable after 2 days and fully loadable after 5 days
  • Jointless laying of large areas

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Video Board: How to Build a Floor - Insulation and Screed