Pentair MasterTemp 125 Thermal Regulator | 474989 Pool Cleaners flattening or chemical damage—replace if

flattening or chemical damage—replace if needed

Reinforced thermoplastic construction for durability and resistance to pool chemicals

Inspect the deck platform

Confirm your pool shell type is concrete/gunite (not vinyl or fiberglass skimmer style)

Heavy-duty cantilever jump stand base designed for SR Smith 606 (6 ft) and 608 (8 ft) residential diving board systems

Pentair MasterTemp 125 Thermal Regulator | 474989 Pool Cleaners flattening or chemical damage—replace ifPentair Thermal Regulator for MasterTemp 125 Heater Water System 474989 The Pentair 474989 Thermal Regulator is an OEM replacement temperature regulating valve used in the MasterTemp 125 heater water system. It helps the heater maintain proper internal water temperature and flow characteristics during operation, supporting stable heating performance and helping protect internal components. Key Features OEM thermal regulator: designed to match the