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The Rinnai 107000639 Dedicated Return with Isolation Valves and PRV Kit includes hot and cold isolation valves. This kit simplifies tankless water heater installations that use a dedicated return line for recirculation. It is also used on tankless systems with a recirc line for the Sensi series.
This kit is designed for tankless units with recirculation capability and simplifies installation using a dedicated return line.
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