... specifications of our fiberglass rods/tubes ( outer dia. from 1.0mm to 80 mm), square tubes, rectangular tubes, FRP profiles, ... Non-Conductivity7. Low Thermal Conductivity8. Wide Thermal Adaptability Application: 1) Outdoor activities: tent Pole, kite Rod, arrow shaft, ski ... rack, window/door frame, sign post, bridge structure, bus bar supports, tool handles, bike flags, flag poles, floor gratings, ...