Why does your EPC rating matter?
- Matthew Isaac
- Feb 8
- 2 min read

If you're a homeowner, landlord, or property investor in Sussex, understanding your Energy Performance Certificate (EPC) rating is crucial. A higher EPC rating not only makes your home more energy-efficient but can also increase its value, attract tenants, and reduce energy bills. In this guide, we'll explore why improving your EPC matters and how you can achieve a better rating.
1. Legal Requirements for Landlords
Since April 2020, landlords must achieve a minimum EPC rating of ‘E’ before renting out a property. If your rental falls below this threshold, you could face penalties of up to £5,000. With future government regulations aiming for a ‘C’ rating by 2028, acting now can save you money in the long run.
2. Increased Property Value & Market Appeal
Studies show that properties with higher EPC ratings can be worth up to 14% more than less efficient homes. Buyers and tenants increasingly look for energy-efficient properties to reduce energy costs and carbon footprints.
3. Lower Energy Bills & Carbon Footprint
Improving your EPC rating means better insulation, efficient heating systems, and smart energy use. This results in lower energy bills—a huge benefit as energy costs continue to rise.
How to Improve Your EPC Rating
✅ Upgrade Your Insulation
Loft and wall insulation can significantly boost your EPC rating. Around 25% of heat loss happens through uninsulated roofs, so investing in 270mm of loft insulation can make a huge difference.
✅ Switch to LED Lighting
LED bulbs use up to 90% less energy than traditional halogen bulbs. Upgrading all lighting to LEDs is one of the easiest and most cost-effective ways to improve your EPC score.
✅ Invest in a Modern Boiler
An old, inefficient boiler can drag down your EPC score. Upgrading to an A-rated condensing boiler with smart heating controls can boost your rating and lower heating costs.
✅ Install Double or Triple Glazing
Single-glazed windows can be a major source of heat loss. Installing double or triple glazing helps retain heat, reduce noise pollution, and improve your EPC rating.
✅ Use Renewable Energy Sources
Installing solar panels or heat pumps can significantly increase your EPC rating. While the initial investment may seem high, government grants and feed-in tariffs can help offset costs.
How to Get an EPC in Sussex
If you’re looking for an EPC assessment in Sussex, our expert assessors can provide fast, affordable, and reliable EPC certificates for homeowners, landlords, and Estate/Letting Agents.
We offer:
✔ Same-day or next-day EPC appointments
✔ Fully accredited, local EPC assessors
✔ Competitive pricing with no hidden fees
Book Your EPC Today!
Don’t let a low EPC rating hold you back. Contact us today to book your Energy Performance Certificate in Sussex and start improving your property’s energy efficiency!
📞 Call us: 0330 133 2503
📧 Email us: support@firstcertify.co.uk
🌍 Visit us: www.firstcertify.co.uk
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