Skip to content

0% VAT on solar & battery installations until March 2027 Learn more

Green Hat Renewables
0330 111 7421 Get Your Free Quote
Free Savings Calculators

Calculate Your Renewable Energy Savings

Use our free calculators to estimate how much you could save with solar panels or a heat pump. Based on real East Anglia data — sunshine hours, grid tariffs, and actual installation costs.

Solar ROI Calculator

Solar Panel Savings Calculator

Personalised savings estimate based on your electricity usage and property. East Anglia average: 1,000–1,100 kWh/m² solar irradiance annually.

0% VAT until March 2027 Earn via Smart Export Guarantee

Solar Savings Calculator

Estimate your solar panel savings in under 60 seconds

1Monthly Electricity Bill

How much do you currently spend on electricity each month?

Monthly bill£80
£30£300+

That is roughly 3,918 kWh per year. Solar could cover a significant portion of this.

Want a precise figure based on your actual roof?

Get a Free Survey
Energy Savings Calculator

Heat Pump & Insulation Savings

See how much a heat pump or insulation upgrade could save on your annual energy bills. Includes the £7,500 BUS grant effect on payback period.

Heat Pump Savings Calculator

See how much you could save by switching to a heat pump

1Current Heating
Annual gas bill£900
£400£2,500

Ready to see exact numbers for your home?

Book Free Home Assessment
Renewable Quiz

Which Renewable Is Right for You?

Not sure where to start? Answer six quick questions and we will recommend the technology mix that best fits your home, budget and goals.

Which Renewable Is Right for You?

Answer 6 quick questions for a personalised recommendation

1What is your primary goal?

Choose the option that matters most to you right now.

Ready to Switch to Clean Energy?

Get your free, no-obligation survey and personalised quote. Our MCS-certified team is ready to help you save money and reduce your carbon footprint.

Call Get Your Free Quote