With a 350 psi rating, the valve’s innovative design allows for insertion into existing water mains with minimal service disruption and dependable functional service life, making it an ideal solution for the City of Phoenix Water Service Department's needs. With its “clean-seat” technology, the insertion valve provides users with reliable and repeatable watertight shut off, suitable for an exercise program, by having the gate seated on the precision cast surface of the valve body and not the host pipe. standard (DI, CI, PVC pipe) and oversized (A-C pipe) variants. The advanced design of the new valve integrates the functionality and performance of the Mueller A-2361 Resilient Wedge Gate Valve and Mueller H-600 Series ductile iron tapping sleeve in 4-in., 6-in., 8-in., 10-in. The area was excavated the day prior to the installation, the main was plated, and the live installation of the valve took place the next day. PermaSeal Insertion Valve on an older cast iron water main at the chosen site. To ensure the impact to these important businesses was kept to a minimum, we gladly agreed to be a part of the first live installation of the new valve to see if it could provide us with the solution that we needed.”Ĭontractor, Tap Master Inc., installing the PermaSeal Insertion Valve for the City of Phoenix Water Service Department by utilizing Mueller CL-12 and C1-36 drilling machines for cutting and valve insertion operations. “Typically, to replace the broken valves in the area, we would have had to turn off the water supply to these key locations and it would affect a large number of customers. “As part of this testing program, we chose a location in the vicinity of a hospital, doctors’ offices, and a dialysis center - an area which would be problematic if a lengthy shutdown occurred,” explained Mojica. “We first started off as a trial when Mueller was in the final customer validation testing phase of the PermaSeal Insertion Valve,” explained Keith Mojica, Water Services Deputy Director at the City of Phoenix Water Service Department. ![]() ![]() To limit customer shutdowns and reduce non-revenue water loss, the City of Phoenix agreed to be a part of the first live installation of the PermaSeal Insertion Valve and test the capabilities and benefits obtained from utilizing the resilient wedge gate valve design. As part of its ongoing efforts, the water service department is always looking for effective solutions to ensure water continues to flow through 7000+ miles of pipes and reaches more than 460,500 service connections. Being responsible for providing safe drinking water to approximately 1.5 million people is no easy task, but the City of Phoenix Water Service Department remains up for the challenge.
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