Primers & Admixtures for Cementitious Mortars

Waterproofing systems

N-Thermon Primer

Container 15kg and 5kg


Powerful adhesion, quartz sand primer, for cement boards and concrete

Fields of Applications

Used at smooth surfaces, like cement boards and concrete, to enhance the adhesion of the plaster or other cement slurry that will be applied over surfaces, prior to smooth-finished mortar


  • Remarkable adhesion on porous as well as smooth substrates
  • Strong adhesion on polysterine thermo-insulting panels
  • It can accept cementious slurries even after several days have passed from its application
  • Suitable for interior and exterior use
  • Resistant to alkalies contained in the cement

Technical characteristics

  • Appearance: viscous liquid
  • Colour: light red
  • Coverage: 330-400gr/m2
  • Touch dry: ~3 hours (25°C)
  • Time to cover with cement mortars: after 24 hours (25°C)