Frequently Asked Questions — Renew Guernsey

FAQ’s

Do solar PV need constant Sunlight?

Do I need planning permission?

What would you require for a quote on our house? Is there a 'ball-park' that you might be able to give an example of?

Do I need a South Facing Roof?

How can solar photovoltaic’s help me reduce my swimming pool running costs?

How much can I save on my bills?

How many panels can I fit on my roof?

What is the typical output of one panel? What is the typical output of a PV system? What size are the panels and a typical array? I’ve got some ideas where to place them.

Can I start with just one panel?

What happens when I produce more electricity then I'm using?

What’s the difference between warranty and guarantee?

How long do the panels last?

Do I need to clean my panels?

Do solar photovoltaics work in winter?

How safe and secure are they on my roof, especially during bad weather?

Are there alternatives to the standard roof solution? My house is quite pleasing to the eye and I don’t want to upset the lines.

Can I add more panels later on?

Should I install battery storage?

If there’s a power cut will I still have electricity?

Now that Guernsey Electricity Limited purchases only ‘green’ energy do we need to install our own clean energy system?