Types of water heaters?Can you tell me the types of water heaters available now?
The electric water heater includes volume type electric water heater and instant hot electric water heater. At present, the large quantity of electric water heater is the positive displacement type electric water heater.Solar water heater, when the weather is bad, need auxiliary heating, further reduce the cost performance; less sunshine place is not suitable.
Domestic water heater includes gas water heater, electric water heater, solar water heater and heat pump water heater four kinds.The gas water heater includes two types of displacement type and fast type, and the common is the fast gas water heater.
Heat pump water heater has been used in foreign countries for nearly 40 years, but it is still a new technology for China. The production technology of household heat pump water heater is especially immature.
