Presentation Sika® Aktivator 205 (Sika® Cleaner 205) is a colorless liquid based on solvent and adhesion promoter. Fields of application Sika® Aktivator 205 (Sika® Cleaner 205) is a degreasing solution for the preliminary treatment before caulking with mastic or making bonded assemblies of closed and non-porous supports such as: rigid PVC, lacquered metals or not, laminates, ceramics, tiles, stone. General characteristics n Removes traces of grease, oil, etc. - Easy application. - Fast drying, reduced waiting time. - Activates treated surfaces and improves the adhesion of SIKAFLEX sealants and SIKABOND, ADHEFLEX and SIKATACK PANEL glues - Emissions into indoor air* (Decree no. 2011-321 of March 23, 2011): C “high emissions”. *Information on the level of emission of volatile substances in indoor air, presenting a risk of toxicity by inhalation, on a class scale ranging from A+ (very low emissions) to C (high emissions). Features Colourless.