Raypak 406A Uncommon Refractory Kit (010092F) bussfuses or no longer threading or

or no longer threading or sealing correctly

or has become too problematic to keep in service

This replacement is especially useful when the original tube is clogged

Hydro-Quip ECO2 and ECO3 temperature sensor

while the pressure-switch configuration helps preserve the original operational design of the spa

Raypak 406A Uncommon Refractory Kit (010092F) bussfuses or no longer threading orRaypak 406A Uncommon Refractory Kit is a common refractory kit for the Raypak heater model identified in the title. Refractory material is used in the combustion chamber area to help manage burner heat and protect surrounding heater components from direct exposure. This type of part is commonly replaced when the original refractory is cracked, crumbling, missing pieces, or no longer sitting correctly after years of heating cycles. Because Raypak