Resin:iso,ortho,vinyl,phenolic; Fiberglass:E-Glass Direct Roving; Filler:Aluminum Hydroxide,UV; Grating:molded grating and pultruded grating,mini mesh and micro mesh; Surface:concove,gritted,smooth,gritted top cover and diamond top cover; Size and color:customed; Advantage:anti-aging, anti-fire,anti-corrosion,UV surface,light but high loaded strength. Profile:tube,beam.deck,stair nosing,angle.channel.