Glass stairs or glass staircases are becoming more and more common. The Glass Stair company use glass components for glass staircase systems; i.e. glass stair treads and glass balustrade infill panels to make an average house look contemporary and modern. Glass stair treads are usually manufactured using a combination of 10mm float and 25mm float, laminated together. A non slip surface can be achieved in several ways, the most popular being an all over sandblast and Ritec coat finish. Another popular anti-slip preference is for grooves to be cut into the front edge of the tread