Ceresit Ceretherm Classic is a reliable insulation system resistant to impacts and demanding weather conditions. It has an optimized self-cleaning and vapor permeability properties. It is recommended and durable solution for most applications.


  • High vapour permeability
  • Durability
  • BioProtect formula strengthened by high pH – high resistance to biological contamination
  • Flexibility and resistance to mechanical damage
  • Soundproof (mineral wool)
  • Natural – eco wool plates and silicate plaster
  • Very good working parameters

Recommended substrates:

Aerated concrete (dry) well ventilated building, concrete ceramic bricks, ceramic blocks and uneven walls

Recommended buildings:

Single family houses, blocks of flats up to 11 floors (up to 25 m) and public buildings

Ceretherm Classic


Ceresit CT 83 Adhesive Mortar or Ceresit CT 85 FLEX Adhesive and Reinforcing Mortar, plastic anchors Ceresit CT 330 or CT 335 with a steel core or others classified as ETA G014, number of fasteners and their arrangement should be determined by an architect, based on the substrate analysis and load calculations

Insulation material

EPS-boards marked Ceresit CT 315 (or others classified as PN-EN 13163:2004) with thickness up to 25 cm, with a flat or shaped end face

Reinforced layer

Ceresit CT 325 Glass fiber mesh with a density of 145 g/m² and above, Ceresit CT 85 FLEX Adhesive and Reinforcing Mortar.

Priming paint

Ceresit CT 15 Silicate Paint for silicate plasters, Ceresit CT 16 Acrylic Paint for mineral, acrylic, silicate-silicone and silicone plasters


Recommended: Ceresit CT 175 ‘rustic’ Silicate-Silicone Plasters, Ceresit CT 60 VISAGE Acrylic Plaster*, Ceresit CT 60, Ceresit CT 64 ‘stone’.