C-Tec CT1 colours is an odourless, fast curing sealant and high strength construction construction adhesive with the ability to bond a wide range of materials from concrete to glass, metal, wood and many more. C-Tec say that CT1’s TRIBRID® formula has made this sealant 360% stronger with 250% more elongation than traditional hybrid polymers, providing a solid, non-porous cure that doesn’t shrink or crack. CT1 colours delivers a watertight seal that can be used in a range of applications both inside and outside of the home, even in extreme weather conditions. CT1 Grey provides amazing colour retention, is UV resistant, 100% eco compliant, non-toxic and contains no isocyanates or solvents. The non-porous characteristics means bacteria and microbes cannot penetrate the cured surface eliminating potentially harmful mould and fungus.