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expansion tank

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    Are expansion tanks required for small water heaters?

    I have a small, 6 gallon electric water heater on a project that I'm trying to determine if it needs an expansion tank. My project managers have stated that they have never put an expansion tank on a water heater this small, but I cant find where in the IPC this is stated. To my understanding...
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    Expansion tank sizing for hydronic system

    Can anyone point me in the right direction for sizing an expansion tank for a hydronics system? I followed a step-by-step calculated procedure by hand with a mentor once about a year ago, but he's not around at the moment for me to turn to. I found calculators online, but I was hoping somebody...
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