Sika® Unitherm® Steel S Exterior

Solvent based fire protection coating for steel, fast dry, interior* / exterior use

Sika® Unitherm® Steel S Exterior is a fast drying, thin film fire protection coating system for interior* and exterior structural steel work. Sika® Unitherm® Steel S Exterior is forming a heat insulating layer under the influence of fire and improves the fire resistance of steel parts like columns, girders and framework.

  • Fast drying intumescent coating
  • Applicable on steel constructions exposed to weathering, the system meets Type X classification
    (i.e. exterior conditions)
  • VOC < 350 g/l
  • Preserves the appearance of a steel construction
  • Applicable to filigree and complex steel building elements
  • Simple application, does not increase static load
  • Individual coloration possible with corresponding topcoat, various colour shades in RAL, others available