Sika® Unitherm® -240 Concrete W

Water-based fire protection coating system for concrete structures, interior use

Sika® Unitherm®-240 Concrete W is a water-based fire protection coating system for concrete, masonry and brickwork located in interior situations, e.g. not exposed to weathering. Sika® Unitherm®-240 Concrete W forms an insulating carbon char foam under the effect of heat or fire and protects the concrete substrate against heat and fire.

  • Protection of concrete, masonry and brickwork against fire or heat
  • Delays heat transfer through walls in case of fire
  • Free of halogens and aromatic solvents, VOC < 1.4 g/l