Can you put solar panels on a roof?

Ground-mounted systems are another alternative to fitting solar panels on your roof. Some state-of-the-art systems can rotate to follow the sun and maximise the amount of electricity they produce. This can be a good option if your roof isn't a suitable place to put a solar panel system. However, they may need foundations and can also be pricey.

Can solar panels be installed on a combustible roof?

In general terms, solar panels should not be installed on combustible roofs unless some form of fire protection can be installed between the panels and the roof e.g. concrete panels or pebble ballast. 3. Location of solar panels

How many solar panels can be installed on a roof?

Your roof will need to be large enough to fit a suitable number of solar panels, as there’s rarely much point putting just two or three panels up there. The average solar panel takes up 2m², and your installer should leave around 40cm on each side of the array, as well as 3cm between every panel.

Can a UK roof support solar panels?

As long as your roof is pitched, has enough unshaded space, and doesn’t contain spray foam insulation underneath, it should be suitable for solar panels. The large majority of UK roofs are more than capable of supporting solar panels for as long as you need them to.

How long do solar panels last on a flat roof?

Most UK roofs are strong enough to hold solar panels for their entire lifespan – which can last 40 years or more. This is because a solar panel system usually weighs about 20kg per square metre, which the great majority of roofs can hold. However, flat roofs may not always be strong enough for solar panels.

Do solar panels need sunlight?

All your solar panels will need to work is daylight. 3. Not all roof types are suitable Ideally, your roof should be facing southwards at a 30-45 degree angle – although east- and west-facing solar panels can work well too. You’ll need to make sure the roof is free from the shade as well.