High efficiency, high recovery water heaters
On Jul 27, 12:16*am, Rick-Meister wrote:
Some demand heaters have a modulating gas valve......some. Not all.
And certainly not the low end units.
I'll say it again. I'm not saying that demand heaters aren't
efficient....they are. But there are a few issues with them regarding
efficiency across the board and low flow.
Geez guys, settle down a bit and read the whole post before you flame.
All I told the guy was to evaluate his usage and be aware that there
are some circumstances where the demand heaters, well, I'm repeating
myself.
End of discussion--at least for me.
The low end 460$ Bosch does, any quality tankless has modulating
valve. Maybe 10 years ago it was different.
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