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The New Build Solar Trend in Cork
Cork's construction boom has brought a wave of new housing developments, and with them a growing trend: homeowners who want solar panels installed as part of their new build or shortly after moving in. At Solar Cork, we've seen a threefold increase in new build installations over the past two years, and the reasons are compelling.
Why New Builds Are Perfect for Solar
New build homes offer several advantages for solar installation:
- Modern roof structures: New roofs are designed to current building standards, with proper structural support and often ideal orientations. Installation is straightforward and rarely requires structural modifications.
- Wiring preparation: New homes can be pre-wired for solar during construction, reducing installation time and cost. Solar-ready wiring includes cable routes from the roof to the consumer unit.
- Higher energy efficiency: New builds with good insulation and heat pumps have different energy profiles — often higher electricity consumption but lower overall energy costs. Solar panels complement this perfectly.
- BER benefits: Solar panels significantly improve a new home's BER rating, which is increasingly important for mortgage approval and resale value.
Case Study: The O'Sullivan Family, Ballincollig
Eamonn and Fiona O'Sullivan moved into their new four-bedroom home in Ballincollig in early 2026 and contacted Solar Cork within weeks. "We'd budgeted for solar from the start," says Eamonn. "The house came with excellent insulation and an air source heat pump, but our builder quoted €14,000 for a solar system. Solar Cork quoted €7,200 for the same spec — with the SEAI grant included."
The O'Sullivans installed a 6kW system with 16 Trina panels on their south-facing roof. With their heat pump running primarily on daytime solar, their first electricity bill after installation was just €65 for a full month — compared to the €280 they'd been quoted by the developer for a comparable home without solar.
Future-Proofing: More Than Just Panels
Many of our Cork new build customers are thinking beyond solar panels alone. A "future-proof" energy setup includes:
- Solar panels: 4–6kW system sized to match expected consumption
- Battery storage: 5–10kWh to capture daytime generation for evening use
- EV charger pre-wiring: Even if you don't have an EV yet, having the wiring in place costs just €200–€300 during construction
- Smart meter: Essential for time-of-use tariffs and export payments
The Financial Case for New Build Solar
New build homeowners are uniquely positioned to maximise solar savings because they start with a "blank slate" energy profile. By designing their electricity consumption around solar generation from day one — running heat pumps during the day, charging EVs on solar, pre-heating water during peak generation — they can achieve self-consumption rates of 80%+ and minimise grid dependence.
Frequently Asked Questions
Should I get solar panels on my new build?
Yes. New builds are ideal for solar — modern roofs, pre-wiring options, and heat pump combinations make solar particularly effective and cost-efficient.
Can my builder include solar in the new build?
Yes, but compare their price with specialist installers. Builders often charge more. Solar Cork can install on your new build for significantly less than many builder quotes.
Does solar improve my new home's BER rating?
Yes, significantly. Solar panels can improve a BER rating by 1–2 bands, which benefits mortgage approval and resale value.