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The Rinnai 104000059 Freeze Protection Solenoid is designed to provide freeze protection to critical components by immediately draining the tankless water heater upon loss of power. It is compatible with Rinnai SE, HE, and HE+ tankless water heaters. The kit includes a surge protector, vacuum breaker, 3/4 in. NC solenoid, and 1/4 in. NO solenoid for convenient installation.
This kit provides freeze protection to critical components by immediately draining the tankless water heater upon loss of power.
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