... production over for 15years A big range of Fiberglass pultruded profile are available in standard configurations including. pultrusion FRP C ... channel, Fiberglass angle, I-beam, wide-flange beams, channels, bars, round and FRP square ... for a specific rod or tube size.Channel/BeamAngles, I-beam, wide-flangebeams, channels, bars, round, and square Tubes, ...