"Of or related to activities normally associated with the home"
This is probably the most common and best use for solar water heating. Water heating is the most costly use of energy in any house. With a correctly sized solar water heater you should be able to supply approximately 70 % over the year, obviously more in the summer and less in the winter. Solar heated water is used for domestic hot water for washing and bathing.
For a household of 2 adults and 2.4 children, a roof facing between south-east and south-west and space to mount your collector close to where your hot water cylinder is to be located, we recommend 40 tubes as a reasonable starting point. Your sei.ie registered installer will be able to help with sizing your system and offer advice as to how you can benefit from using a SunSaver solar water heater.
Grants are available to assist householders retrofit solar water heaters into existing houses.