Smith Fibercast manufactures Green Thread® Offshore piping systems in 1" through 24" diameters with pressures to 250 psi.

Green Thread 175 and 250 products meet the challenges of Marine/Offshore applications by offering resistance to internal and external corrosion from saltwater, sea, air, and other corrosive fluids. The marine-offshore products are also available with a unique "fire jacket" for Level 3 W/D dry deluge systems and can be made conductive for static discharge.