Crystal Clear is an SMX adhesives/sealant. A crystal clear product without compromising performance. It has excellent adhesion on porous and non porous substrates. High bond strength on nearly all surfaces such as glass, pre-treated timber, PVC, metals, stone, etc.. High performance mechanical properties. Permanently elastic after full cure - movement accommodation up to +/-25%. Completely transparent. No bubble formation within sealant even in high temperature and humidity applications. Very easy to tool and finish. Much better color stability and UV resistance compared to polyurethanes.Ecological advantages - free of isocyanates, solvents, halogens, and acids. Minimal health and safety considerations. Can be painted with water based paints and many other systems. Good extrudability even at low temperatures. Excellent weather resistance in all climates. Primerless adhesion on many different substrates (except where water pressure may occur). It is almost odorless.