Do most Indirect Hot Water heaters get plumbed with a thermostactic mixing valve on the domestic side.
Thanx Huff
Thanx Huff
Humplumb said:No most don't get a mixing valve they have a thermostat to control water temp. Which does exactly what a Mixing valve does controls water temp.Only reason would be if you were undersized like Cheapsx said. Then your raising the water Temp higher to give yourself a larger dhw load.
ewdudley said:Humplumb said:No most don't get a mixing valve they have a thermostat to control water temp. Which does exactly what a Mixing valve does controls water temp.Only reason would be if you were undersized like Cheapsx said. Then your raising the water Temp higher to give yourself a larger dhw load.
Some may prefer not to assume that the control can never fail on, or that the zone valve can never fail open.
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