FAQ’s

Solar PV

Technical Questions

Do Solar PV need constant Sunlight?

Do I need a South Facing Roof?

Does Solar really work in Guernsey’s weather?

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

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?

What is the difference between microinverters and string inverters?

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

What is the solar buyback rate in Guernsey?

Can I start with just one panel?

What’s the typical return on investment (ROI) for solar in Guernsey?

What Are the Proven Results of Renew Solar Systems?

The Process

Do I need planning permission for Solar in Guernsey?

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?

Energy Independence

What does energy independence really mean?

How much can I save on my bills?

What does a solar-powered lifestyle feel like day to day?

About Renew

Why choose Renew?

How many systems has Renew installed?

Heat Pumps

What is a heat pump and how does it work?

Do heat pumps work in older properties?

What’s the difference between Direct Electric Heating and a Heat Pump?

Other Questions

All About Energy

What is Renewable Energy?

Are biofuels a Good Option for My Home or the Planet?

What are the Guernsey Electricity tariffs?

Why is energy resilience so important for Guernsey?