A good starting point is to consult your electricity bills and analyse the energy consumption of your household. This will give you a clear idea of how much power you require each day and year. The average Irish household uses around 4,200 kWh annually. Therefore, it would take a 10-panel array with an average size of 400 watts to offset this amount of energy. Read more https://topsolarpanelsireland.com/guides/how-many/

The dimensions and orientation of your roof are also crucial factors when calculating how many solar panels you will need. A south-facing roof is ideal as it maximises exposure to sunlight throughout the day, but east- and west-facing roofs can still produce a significant amount of energy. Surrounding trees and foliage should be trimmed to prevent them from obstructing sunlight.

 A Comprehensive Guide to Solar PV Panels in Ireland

Once you have determined your energy requirements, it is then possible to select the best solar panels to meet these needs. There are several options available on the market, including monocrystalline, polycrystalline, and thin-film solar panels. Each has its own unique features, and it is important to discuss these with your solar installer to ensure that you are choosing the best option for your property and budget.