Originally Posted by Dr. Broncenstein
Looks like a Rinnai 175. I know nothing about it so I snapped a pic with my phone. It's about a year old. Left it up to the builder and plumber when building my custom home.
does it have a metal exhaust or a PVC plastic one..
that seems to be one of the major expenses of going tankless.. most require stainless steel..
what kind of warranty did they give you on the tank..