100 ft - 12" 150gsm carbon fiber, Carbon Beam / Uni-Directional 150 GSM Carbon Fiber Reinforcement Fabric. The 35 Stitch-Bonded Uni-Directional Carbon Fabric is produced from continuous tow carbon fiber. Unique fiber spreading techniques are utilized to obtain the correct UD fabric weight.Carbon Beam can be used for many applications including foundation repair, concrete crack repair, concrete reinforcement, bowed basement and foundation walls, reinforcing concrete in roads and bridges, restoring the structural integrity of commercial buildings, both post and pre-construction, and even stabilizing mine shafts.