| The primary purpose for which the water heater | | | | The efficiency of the water heater is guaranteed |
| was invented is, as the name implies, to heat | | | | by sending out emissions through a pipe called the |
| water. Much like the transfer of heat from the | | | | PVC which is an indispensable component of the |
| sun unto an exposed piece of metal, or boiling | | | | vent. Gone are the days when a vent has to wait |
| water by a stove, the ring boiler or other similar | | | | patiently for the burnt out gas fumes to find their |
| appliances, the water heater works with similar | | | | way independently fro and through the PVC pipe |
| principle. | | | | now that fans are now there to help. The fact |
| Many sources of energy exist but natural gas is | | | | that another pipe supplies cold water to the water |
| preferred in the case of water heaters. Propane | | | | heating system is not to be overlooked. |
| is a highly volatile gas that imitates the | | | | Interestingly, you will find that the purpose of the |
| combustion properties of natural gas, while | | | | network of pipes and faucets in a gas powered |
| electricity generated sufficiently can power | | | | appliance is to bring the heated water to the |
| anything, hence both are options with which to | | | | appliances at the conclusion of the heating process |
| run a water heater if one were to run out of | | | | in the tank. There is also another type of header |
| natural gas. The heater draws on more energy | | | | -- the one without a tank. Hot water is produced |
| than is commercially wise to produce with | | | | by cycling it through a series of burners in the |
| electricity, much less propane. | | | | absence of tank, and then sent through the pipe |
| Heat taken from the water heater's burner | | | | network to an appliance such as a dishwasher. |
| warms the water in the tank to the intended | | | | Tankless water heaters work in a special way |
| temperature. By installing a valve on a wall, the | | | | that is almost entirely different from the way a |
| amount of gas getting into the heater can be | | | | normal heater works. Hot water can be gotten |
| controlled, hence regulating the heat that gets into | | | | continuously and at any time at all due to the |
| the water. Fuel taken into the water heater can | | | | water that cycles continuously through the |
| be regulated by a thermostat located inside the | | | | burners of a tankless heater. |
| tank directly in contact with the water so as to | | | | Get a tankless heater if you want to spend less |
| be able to detect the variations in temperature | | | | on fuel while getting an infinite supply of hot |
| and perform its function by relaying this | | | | water. |
| information to the gas valve. | | | | Heating starts after the water valve opens to let |
| Do not infuse too much fuel into the heater | | | | out water, resulting in a longer period of waiting |
| because the spark needed to ignite it can result in | | | | for the water to heat up. You cannot store water |
| an explosion. Water heaters may have been | | | | in a heater that does not have a tank for |
| designed after the order of a gas grill if one were | | | | storage. Any manufacturer's manual of a heater |
| to base one's conclusions on the similarity of their | | | | without a tank will reveal that it heats water and, |
| spark ignition systems. The vent rids the water | | | | without holding or storing it, it directs it towards |
| heater of toxic emissions created at the burner | | | | the water valve that lets the water out to its |
| to maintain an improved performance. | | | | final application. |