20mm Rockwool Frontrock S is a rigid high density thermal and acoustic insulation slab made from volcanic rock, thus extremely durable, fire resistant and specifically created for external wall applications to go directly under render. Using Frontrock S you can be sure that the facade will be durable and safe. The slabs are made from 97% recyclable and renewable material which also makes them environmentally friendly since they can lower the carbon footprint of the household. They can be placed on walls made of silicate, reinforced concrete and ceramic hollow bricks.

Frontrock S non-combustible stone wool boards are used to insulate:

• Staircase walls,
• Window and door jambs,
• Balconies.
• External walls of newly constructed multi-family buildings,
• Also as insulation from the side of an unheated room (e.g. underground garages).

• Conform to EN 13162:2012+A1:2015
• Achieves a reaction to Fire classification of A1, as defined in EN13501-1,
  
• CE certification: 1390-CPR-0255/10/P; 1390-CPR-0256/10/P; 1390-CPR-0168/09/P; 1390-CPR-0452/16/P