RGP molded fiberglass grating stair treads are the treads you need for high-traction performance, and since it’s made of our high-quality fiberglass resins, its built to last in harsh environments. Order our stock stair tread panels, 22-3/4” X 12’-0”, or give us your stair tread dimensions and quantities for pricing on your job fabricated. Colors green and gray are standard with grit surface and black nosing. Panels are 1-1/2” thick with a 1-1/2” X 6” mesh pattern.