W&O, a global supplier to the marine and upstream oil and gas markets for pipe, valves and fittings, valve automation and engineered solutions, announced new fittings for the Georg Fischer SeaCor marine thermoplastic piping system. The addition of Schedule 80 drain waste and vent (DWV) fittings will complete the current product offering for SeaCor Schedule 80 thermoplastic pipe. Customers will now have access to a complete thermoplastic piping system solution, with one material and one installation process, for use in all nonessential grey, black and freshwater applications.