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The RINNAI MSA-2S is a control electronic manifold sub. This is a replacement part. It is a genuine OEM part and is covered by manufacturer warranties, with an additional 1-year warranty on non-maintenance items.
The RINNAI MSA-2S is a replacement part and a control electronic manifold sub.
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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