What would solar or a heat pump really save you?

Honest, local numbers by postcode district, built from open data, with every assumption shown.

Tools

• Solar payback calculator
• Heat pump running-cost calculator

Guides

• Boiler Upgrade Scheme: the £7,500 heat pump grant explained
• Solar and heat pump payback explained
• Garden rooms: costs, planning and powering one with solar

Latest areas

• HG1 (Harrogate)