GUTEX Thermosafe-wd®

Compression-resistant insulation for floors and walls

  • 20
  • 30
  • 40
  • 60
  • 80
  • 100
  • 120
  • 1250x600 mm

λD (W/mK) 0,040


  • Insulation under screed and floor coverings
  • Above- and between-rafter insulation
  • Interior insulation of ceilings, walls, floors or roofs
  • Insulation of timber frame and prefab modular house sections
  • Insulation of top storey ceilings
  • DIN 4108-10: DAD-dm, DEO-dm
Technical Data

GUTEX Thermosafe-wd®

  • Compressibility with live loads ≤ 5 kN/m2
  • Provides excellent thermal insulation
  • Consistently uniform board dimensions make installation quicker and easier
  • Superior thermal storage capacity provides outstanding insulation against heat in summer and cold in winter
  • Improves acoustic insulation
  • Regulates humidity and is vapour diffusion permeable
  • Manufactured from wood, a sustainable natural resource
  • Recyclable
  • Biologically safe (natureplus© certified)
  • Made in Germany

Certificates & Test marks

  • np_0104-0604-012-3
  • emas-143-00002-din14001-2009-de
  • epd-ibu-iso14025
  • tuev-12853-iso9001
  • ce-04
Technical Data

Please follow the following instructions carefully:

  • Store and install this product dry.
  • Substrate must be dry, even and technically sound.
  • If required, install a moisture barrier.
  • Offset the joints if installing multiple courses.
  • Avoid cross joints.
  • For best cutting results, use GUTEX blades for jigsaws, a handheld circular saw or insulation saws (e.g. FESTOOL reciprocating saw) and a vacuum fitting.
  • Vacuum off the dust in accordance with applicable workplace safety regulations or practices.
  • Edge stripping must be as high as the total built-up height of the floor.
  • Install the boards so the joints are tight. Use the oddment of the last board of a row to start the next row (refer to layout plan).
  • If installing wet screed, lay a moisture barrier over the installed boards.
Maximum built-up height
Layout pattern

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