UNP Polyvalves manufactures PFA/FEP/PVDF/ETFE Lined Valves of all types, Pipes and Pipe Fittings. UNP also manufactures Complete Plastic PPH/PVDF Valves, Pipes and Pipe fittings since 1988. Our Product Range Includes : Ball Valves Butterfly Valves Plug Valves Diaphragm Valves Ball Check Valves Swing Check Valves Y Strainers Sampling Valves Pneumatically Actuated Ball, Plug and Butterfly Valves Electrically Actuated Ball, Plug, Butterfly and Diaphragm Valves. Globe Control Valves V Port Ball & Plug Control Valves. Pipes & Fittings. Size Range : 1/2" - 32"