Energy tools and calculators
Free, independent UK tools to help you check home energy grants, EPC bands, solar savings and local council schemes. Each tool gives guidance only and does not approve applications.
Energy grant eligibility checker
Answer five quick questions to see which UK energy grants and funding routes may be worth checking for your home.
Start free checkEPC rating checker
Look up your current EPC band by postcode and see which grants prioritise homes in your band.
Check EPC ratingSolar panel savings calculator
Estimate annual savings, payback period and indicative export earnings for solar panels on your home.
Estimate solar savingsHome energy grant calculator
Combine property and household details to estimate which grant routes are most likely to suit your home.
Open calculatorHeat pump grant checker
Check the Boiler Upgrade Scheme and other low-carbon heating routes for eligible homes.
Check heat pump fundingFree insulation grant checker
See whether your household may qualify for free or part-funded loft, cavity or solid wall insulation.
Check insulation grantsLocal energy grants checker
Find council and regional schemes by country and local authority, including Warm Homes referral routes.
Find local grantsNot sure where to start?
The grant eligibility checker is the fastest route. Answer five quick questions and we will surface the schemes that may be worth checking for your home.
Start free grant check