| A lot of families use instant water heaters in their | | | | This kind of water heater is also not just |
| homes because it does not have a storage tank and | | | | environmentally friendly but a space-saver too. It |
| is capable of completely eliminating steady heat | | | | does not cause environmental hazards because it |
| wastes from the tank and reduces energy | | | | does not emit much carbon dioxide unlike the other |
| consumption usually ranging from twenty to thirty | | | | heater types. And since it does not have a storage |
| percent. The cool water moves through a pipe into | | | | tank, it will not consume a lot of its user's space and |
| the storage unit and an electric substance heats the | | | | it directly heats the water once it is needed. This is in |
| supply of water only when it is needed by the user. | | | | contrast to tanked propane water heaters and the |
| In this way, the user will never run out of hot water. | | | | heat pump water heaters which use electric currents |
| But the rate of flow of the water is quite limited to | | | | to transfer heat from a place to another instead of |
| only about two to four gallons, which is equivalent to | | | | just directly generating the heat. And they will not |
| approximately eight to fifteen liters, each minute | | | | work very efficiently in cold spaces. The tanked |
| because this kind of water heater only caters to one | | | | propane type of heater variety, on the other hand, |
| water supply. So, if its user plans on taking a bath | | | | keeps the hot temperature of the water even when |
| while running the washing machine at the same | | | | it is not yet needed; thus, resulting in the very |
| instance, he would need to either get a larger unit or | | | | inefficient standby losses. |
| install several instant heaters on his house. He could | | | | When purchasing an instant heater, one must be |
| also install these heaters in a parallel sequence for the | | | | aware of its installation procedures and should only |
| water heaters to meet the hot water demands; so | | | | buy from reliable manufacturers, such as Bosch, |
| their user and his family members would be able to | | | | Rinnai, and Takagi. Once it is ready for installation, the |
| take showers one after another without worrying | | | | user must remember to turn off the main water |
| that the hot water supply might run out. And | | | | valve at the meter and carefully remove the old one. |
| although the gas-fired types seem to have higher | | | | Then, he should tighten all connections and connect |
| rates of flow than the electric counterparts, they | | | | the threaded gas pipe to the heater. Once done, he |
| could waste energy even when no water is being | | | | must solder all the copper connections and check the |
| heated if their pilot lights are turned on. But the | | | | new water heater for leaks. The propane may, then, |
| energy dissipated by this pilot light is relatively small, | | | | be turned on and the heater may be plugged into the |
| so it is not really a big problem. | | | | electrical outlet. |