Pentair Valve Stem Bypass Kit (42001-0014Z) jets or no longer holding the

or no longer holding the correct position

cartridge size

this unit is built for more feature-capable spa setups where dependable equipment coordination is essential

or when service work requires restoring the proper collar height

Pentair Valve Stem Bypass Kit (42001-0014Z) jets or no longer holding theThis valve stem bypass kit is a replacement service component for compatible Pentair valve assemblies. It helps restore the internal valve function where the stem or bypass related hardware has worn, become damaged, or no longer moves and seals as intended. A failing stem assembly can make the valve difficult to operate and may contribute to water bypass, leaks, or inconsistent system flow control. Use this kit as part of a targeted valve rebuild when