40-gallon Hot Water Heater Weight Empty. To flush your hot water tank simply turn on the cold water spigot leading into your hot water tank. 1 pint in a pound.
If you limit your hot water activities to ONLY showers a 40-gallon water heater could comfortably handle 2 average-length showers at the same time 17 17 34 gallons. Now lets say you shower in the morning and you do ALL of the above activities in the same hour well also assume you take an average-length shower. Considering that 50 gallons of water weighs around 417 pounds a full hot water heater can weigh upwards of 500 to 600 pounds.
Open a hot water gas control heater at the thermostat gas faucet or lift the handle on the relief valve cock or manual shut-off valve before.
Prompt Reliable Rheem Hot Water Plumbers No Hidden Costs. Speak To Us Direct. An empty forty gallon electric water heater weighs between 110 and 130 lbs. Were On Call 24 Hours 7 Days.