Electric water heater, gas water heater and solar water heater. Which one is better? I mean which one is cheaper?
If you consider the cost savings, gas water heater is the first, but the gas must pay attention to the flow of air, air circulation is not good, combustion will produce carbon monoxide, exhaust will do badly will cause carbon monoxide poisoning. The safest is the electric water heater, but the cost of electricity is higher than the gas! As to which to choose, decide according to your actual situation!
But if the northeast is not recommended because the winter to power 24 hours to heat pipe to prevent water pipes freezing, energy use and electric water heaters are almost the same, but the price of solar water heater is relatively high. Similarly, the cost of heating water gas is 1/4 less than the cost of electricity
According to the use of this region and, if it is in the south of the Yangtze River with a solar water heater, solar water heater for the use of solar heating water, with little power, energy consumption is the three smallest
