Telescoping Valves:The telescoping valve is designed to regulate fluid levels of tanks and any other structure. Telescoping valves are available in a full range of sizes with or without V-notches and bell mouth opening. CWT standard material of construction is either 304(L) or 316(L) stainless steel. Other materials are available as requested. Telescoping valves are handwheel, handcrank or electric actuator operated pedestal mounted with rising stem and bail slip tube mounted. Slip tube is sealed by a neoprene wiper UHMW and Flange mounted so designed to fit the existing standpipe and mating flange. A slip tube anti-rotation device is stem and pedestal mounted.