Mixing Valve Temperature Calculator

Disclaimer: This is just a recommendation based on user inputed data. Info generated is only as accuate as data that is input. Only takes tank size into account, not Btu input.

<- Step 1: Enter incoming water temp default for our area is 40
<- Step 2: Enter current tank size
<- Usable storage available from that tank
<- Step 3: Enter current storage temp, default is 120
<- Step 4: Enter new tank size
<- Step 5: This will populate from old tank temp setting, can be changed Lower the temp, greater the mixing potential gallons available
Taco Mixing Valves
5002-C3 1/2" Sweat Union
5003-C3 3/4" Sweat Union
5004-C3 1" Sweat Union
Taco 5123-WH-N
Direct mount mixing valve
for water heaters

We recommend using an expansion tank with all water heater installations, especially when raising the tank temperature. Higher temperatures means greater expansion.