puren DB Blau

puren DB Blau

This especially cost-efficient convection barrier (sd>3m) with self-adhesive seams ("adhesive-on-adhesive" system) complies with any requirements of ZVDH (Central Association of German Roofers) applicable for roofs with thermal insulation regarding DIN 4108 part 7.

This top-of-the-line product made by puren is highly tear-resistant with reinforced tissue and can be installed directly onto rafters or wood paneling.
puren DB blau is highly flexible providing consistent installation characteristics even at low temperatures with self-adhesive strips top and bottom.  When refurbishing your roof, puren DB blau provides instant weatherproofing immediately upon installation.


  • Anti-glare
  • Weatherproof immediately upon installation (serves as an emergency roof)
  • Cost-efficient installation
  • Sturdy to walk on
  • Can be installed directly onto rafters
  • Self-adhesive with integrated adhesive strip
  • Consistent installation characteristics (no embrittling)
  • Robust, for high mechanical loads
  • Adhesive tape on windows, edge, chamfers and vent pipe (acc. to DIN 4108 part 7) will easily seal transition areas airtight
  • No penetration of separating agents (talc, sand) into the living area
  • Handy roll format makes for quick installation

The expert foil for puren PUR/PIR full-surface insulation TCG (WLS) 026/027 atop rafters.

Roll 1,50 m x 50 m

You have more questions ?

Please contact here your Regional Sales Manager.


Declarations of Performance

Declarations of Performance

puren gmbh
Rengoldshauser Str. 4
88662 Überlingen

Tel: +49 (0)7551 / 80 99 0
Fax: +49 (0)7551 / 80 99 20