Sikasil® WS-305 CN

Professional Grade, Neutral Cure, Medium Modulus Silicone Sealant for Weathersealing and Curtain Walling

  • Outstanding UV- and weathering-resistance.
  • May be applied in below freezing temperatures if substrates are completely dry, frost free and clean.
  • Excellent gunability in all temperatures.
  • Adhesion to porous and non-porous materials, including glass, aluminium, metal, tile, fibreglass, plastic, ceramic, masonry, concrete, brick, powder coated aluminium, fluoropolymer painted surfaces, vinyl, PVC, granite, limestone, marble and wood
  • Capable of accommodating ± 50% joint movement
  • Unaffected by most atmospheric conditions.
  • Meets industry specifications: ASTM C920 Class 50, TT-S00230C, TT-S001543A.