Weathering resistant low emission multipurpose STP sealant

Sikaflex®-522 is a low emission 1-component Silane Terminated Polymer (STP) sealant/adhesive. It has a high weathering and mold resistance. Sikaflex®-522 meets highest EHS standards. It bonds well to a wide range of substrates with minimal pre-treatment.  

  • High ageing and weathering resistant
  • High fungicidal resistance
  • Very low emission and odor
  • Bonds well to a wide variety of substrates without the need for special pre-treatment
  • High colour stability under UV
  • Isocyanate, solvent, phthalate and silicone-free
  • Meets hygiene requirements for ventilation and air-conditioning systems and units according VDI 6022 Blatt 1:2011-07
  • ISEGA certificate for foodstuff area usage
  • EC1+ certificate