EPC Guides
Plain-English guides on Energy Performance Certificates — whether you want to improve your rating, understand the scale, or meet your legal obligations as a landlord.
How to Improve Your EPC Rating
10 Proven Ways to Boost Your Score
The 10 most effective home improvements that raise your EPC score — ranked by cost and impact. From £100 draught proofing to solar panels, with expected rating jumps and UK grants that could fund the work.
EPC Ratings Explained
What A–G Means for Your Property (2025)
A plain-English guide to the A–G EPC rating scale. What each band means, typical running costs, what factors affect your score, and who legally needs an EPC when selling or renting.
Solar Panels & Your EPC Rating
How Much Will They Improve Your Score?
Solar panels typically add 10–20 points to an EPC score — enough to jump a full band. Learn how the SAP calculation works, what orientation matters, whether battery storage helps, and how to earn via the Smart Export Guarantee.
EPC Certificates for Landlords
Rules, Fines and How to Comply
Landlords in England and Wales must meet minimum EPC standards or face fines up to £30,000. This guide covers the current E-rating requirement, MEES regulations, exemptions, the proposed 2030 changes to C, and the fastest routes to compliance.
Heat Pump vs Gas Boiler
Which Improves Your EPC Rating More?
Side-by-side comparison of air source heat pumps and gas boilers on EPC score, running costs, and government grants. The £7,500 Boiler Upgrade Scheme explained, plus which system is right for your property.
Cavity Wall Insulation Guide
Costs, Grants & Whether Your Property Qualifies
Cavity wall insulation costs £400–£1,500 and adds 5–15 EPC points. Find out which insulation types work best, whether your walls are suitable, and how to access ECO4 or Great British Insulation Scheme grants.
Loft Insulation Guide
The Cheapest Way to Raise Your EPC Score
Loft insulation costs as little as £200 DIY and typically adds 5–10 EPC points. Learn about materials, the recommended 270mm depth, whether to go DIY or professional, and free grants via ECO4 and the Great British Insulation Scheme.
EPC Certificate: Cost & Process
What to Expect From Your Assessment (2025)
EPC assessments cost £60–£120 and take around 45 minutes. Find out what assessors look at room-by-room, how to prepare, how to find an accredited assessor, and when your certificate legally expires.
Loft Insulation Cost Guide
Prices, Grants & EPC Impact (2025)
Loft insulation costs £300–£600 fitted and adds 5–15 EPC points — the cheapest way to raise your score. Covers mineral wool vs spray foam, the 270mm standard, free ECO4 and GBIS grants, and DIY vs professional installation.
Heat Pump vs Gas Boiler
Costs, EPC Impact & Which to Choose (2025)
A full comparison of air source heat pumps and gas boilers — EPC score gains, running costs, installation prices, and the £7,500 Boiler Upgrade Scheme. Find out which heating system is right for your property and budget.
Solar Panels Return on Investment
Payback Periods & Savings Guide (2025)
Solar panels cost £5,000–£10,000 and pay back in 7–11 years. Get the full ROI breakdown — Smart Export Guarantee income, battery storage costs, how solar improves your EPC score by 10–16 points, and whether your roof qualifies.
Not Sure Where Your Property Stands?
Before reading any guide, look up your property's current EPC rating for free. The certificate includes specific improvement recommendations tailored to your home.
Look up your property's EPC rating for free