Silca System is a 400x450x38mm, 100% Recycled, engineered polycarbonate grate which is screw fixed directly to the joists of a standard timber deck construction, or to floating joist system for over membrane or slab. It provides a flat, braced surface on which to lay almost any kind of paving material, whether it be concrete pavers, porcelain, travertine, tiles, brick, natural stone or the many other options available in the market today.
