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FOR SPA AND HOT TUB SANITIZATION
Spa water should be maintained between a pH of 7
Free & Combined Free chlorine is the active form of chlorine for disinfecting water
Safety buoy alarm functions are controlled by the units red key
This listing contains a complete Small Wheel Kit
Pentair Air Flow Switch | MasterTemp & Max-E-Therm Pool Heaters | 42001-0061S C8316 FOR SPA AND HOT TUBThe Pentair Air Flow Switch (42001 0061S) is the OEM replacement air flow switch for Pentair MasterTemp and Pentair (formerly Sta Rite) Max E Therm pool heaters. IMPORTANT: HEATER COMPONENT LICENSED TECHNICIAN REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. The air flow switch monitors
