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The RINNAI 224042 universal bug guard is compatible with all indoor Rinnai water heater models except the R98i series, which utilizes separate intake and exhaust venting. It features zero clearance to combustibles and easy assembly with single penetration through the wall for both intake and exhaust.
This bug guard offers easy assembly and single wall penetration for both intake and exhaust, ensuring compatibility with most Rinnai indoor water heaters.
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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