Hydro-Quip 1.5kW In-Line Pressure Bath Heater [PH101-15UP] (PH101-15UP) vinyltubing Useful when the original sight

Useful when the original sight glass is damaged or leaking

Supports cleaner and more dependable feeder control

or otherwise no longer providing reliable shutoff

it should also fit and mount the way the spa was originally designed to support it

Hydro-Quip 1.5kW In-Line Pressure Bath Heater [PH101-15UP] (PH101-15UP) vinyltubing Useful when the original sightThe Hydro Quip PH101 15UP 1. 5 kW in line pressure bath heater is designed for compatible bath heating applications where the supported system requires a pressure style in line heater. A pressure bath heater is useful because it helps provide reliable in line heating while matching systems that depend on pressure related operation rather than a different heater format. This version is especially useful when the installation depends on the PH101 15UP