Pentair MasterTemp 125 Coil/Tubesheet O-Ring Kit (474973) pentairrainbow Improves usability and visible control

Improves usability and visible control quality

This type of replacement is especially useful when the filter body remains serviceable and the service need is centered on the cartridge alone

Supports cleaner and more dependable lift control

This replacement is especially useful when the original plug is cracked

Reliable blower performance ensures steady air distribution

Pentair MasterTemp 125 Coil/Tubesheet O-Ring Kit (474973) pentairrainbow Improves usability and visible controlFor technicians and pool owners working on Pentair equipment, this MasterTemp 125 Coil Tubesheet O Ring Kit supports dependable fit, clean installation, and practical long term service. It is useful for targeted repairs where matching the correct model, rating, size, or connection style is more important than using a generic substitute. For MasterTemp 125 heater work, correct component selection helps protect heating performance, water side sealing,