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The Rinnai 104000163 Kit, Wfsv Assembly, V53I, R75Lsi/E Vb is a genuine OEM replacement part. This kit is designed for use with V53i, RL75i/e, and R75LSi/e models and includes the water flow control, O-rings, and instructions for installation.
The Rinnai WFSV assembly kit ensures proper water flow control in compatible Rinnai tankless water heaters. It is a complete kit with all necessary components for installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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