Jun 23, 2026 · 30 min · 9 segments
Andy and Eric discuss their recent project installing a Viessmann air-to-water heat pump system, exploring its performance, efficiency, and potential applications in radiant cooling and heating. They…
Andy MickelsonHost
Eric AuneHostNo entities detected.
So we ended up putting in the one and a half ton model, the little bitty guy, which I think is going to work just perfect.
We added, put the wall mounted indoor unit on the wall up there, put the buffer tank next to that.
So we've got some one-inch pecs that runs from there, runs up the wall through some nice brown line hide that was a struggle.
Not a defect, but a sizing defect on my part because I was like, oh, we can get that in 4-inch.
I haven't been out this morning to see if it, and after it cooled off overnight, if it blew the cover off or not, but I think it's fine.
So we ended up putting in the one and a half ton model, the little bitty guy, which I think is going to work just perfect.
We added, put the wall mounted indoor unit on the wall up there, put the buffer tank next to that.
So we've got some one-inch pecs that runs from there, runs up the wall through some nice brown line hide that was a struggle.
Not a defect, but a sizing defect on my part because I was like, oh, we can get that in 4-inch.
I haven't been out this morning to see if it, and after it cooled off overnight, if it blew the cover off or not, but I think it's fine.
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