How many Solar Panels do I need?

How many Solar Panels do I need in Ireland?

To calculate how many Grant Solar Collectors you would need in Ireland see the table below:

Table to calculate the number of collectors required:
Direction of the Roof	Solar Radiation KWH/Year	3 PERSON HOUSEHOLD	4 PERSON HOUSEHOLD	5 PERSON HOUSEHOLD	6 PERSON HOUSEHOLD
South	900—1000	2	2	2	3
South	1000—1100	2	2	2	2
South	1100—1200	2	2	2	2
South West / South East	900—1000	2	2	3	3
South West / South East	1000—1100	2	2	2	3
South West / South East	1100—1200	2	2	2	2
West	900—1000	2	3	3	4
West	1000—1100	2	2	3	3
West	1100—1200	2	2	2	3
East	900—1000	2	3	3	4
East	1000—1100	2	3	3	3
East	1100—1200	2	2	2	3

Check out the GRANT Solar Thermal Solution, designed to work perfectly all GRANT boilers

GRANT Solar Thermal Solutions are available to buy in all good Heating and Plumbing stores