| passive solar water heaters give you the best of both worlds. One they are easy to make and cost a lot less to install then an active pv cell type of water heater. The second best reason is that even in low temperatures these can be used to make warm water. |
| A few things to remember if you are considering using a solar water heater. If you want to heat the water directly, hot water rises and is less dense. Therefore, water can flow upward rather slowly but it will be able to capture a large amount of heat. For those of you who want to by commerical solar water heaters. They work in all climates as long as the sun shines on them. However they use a gel or form of anti-freeze in cold climates. So you will need to monitor your water quality to ensure there is no sepage into your fresh water. |
| Passive solar water heaters can also be used for pools, sauna's and hot tubs. Although there needs to be more tubing, glass or evacuated tubes to meet the required temperature for your application. An added bonus of heating your pool with a passive solar water heater is lowering your air conditioning costs during the summer. |
| To do this you need to use the heat exchanger in your attic. This will take the heat trapped in your attic and circulate it into your pool. Thereby cooling your house. A fantastic idea brought to us by Solar Attic. Search for them by name in google and it should come up. You could try this idea on your own but remember if there are any leaks then you are on your own. Solar Powered Homes are made cheaper with passive solar water heaters. |