Solar power shouldn’t be complicated. We make it easy for homeowners and businesses to save money, use clean energy, and reduce dependence on the grid. Every system we install is designed for efficiency, durability, and your long-term benefit.
For more than a decade, Cahill Renewables has built a reputation for quality work and honest advice; earning 5-star feedback from customers across Sussex.
We take a practical, consultative approach to every project, ensuring your system performs reliably and saves you money long-term.
Family-run business with 11+ years’ solar experience
Trusted locally with 100+ 5-star customer reviews
95% of systems installed in under 12 hours
Accredited By All Major Certification Bodies
No pushy sales visits, just honest advice and expert service
Yes. Brighton & Hove receives plenty of sunlight throughout the year, averaging over 1,600 hours annually. Modern solar panels generate significant energy even on cloudy days, so most homes can expect strong returns on investment through reduced bills and Smart Export Guarantee payments.
The average cost for a typical 3–4 kW solar panel system in Brighton & Hove ranges from £5,000 to £8,000, depending on your roof size, energy needs, and chosen system type (standard or premium panels, battery storage, etc.). We provide free consultations and tailored quotes to help you calculate your expected savings.
In most cases, no. Domestic solar installations are classed as permitted developments. However, if your property is listed, in a conservation area, or part of a flat roof or apartment block, additional permissions may be required. Our team handles all checks and permissions as part of the installation process.
Once approved, most installations are completed within 1 day. Larger systems or battery storage setups may take slightly longer, but we always aim to minimise disruption and leave your property tidy and safe.
Solar panels are very low-maintenance. Brighton’s coastal rain usually helps keep panels clean, though a professional clean every 1–2 years can optimise performance. We also offer optional maintenance plans for ongoing peace of mind.
