Dromoland Castle Hotel
Commercial, Hotels
Dromoland Castle, one of Ireland’s most iconic heritage estates, has taken a major step towards sustainability with the installation of a discreet yet highly effective solar PV system. This pioneering project shows how renewable energy can be sympathetically integrated into a protected structure, offering a model for sustainable transformation in heritage settings.
Project Overview
In 2023, Dromoland Castle took a major step in its sustainability journey with the installation of a 34 kWp rooftop solar PV system. Delivered by MarVal Power, the project comprised 120 discreetly positioned Tier 1 panels, designed to suit the castle’s heritage setting while providing reliable clean energy.
Project Background
As custodians of a centuries-old estate, Dromoland Castle’s leadership recognized their responsibility to operate sustainably without compromising the site’s historical integrity. Their goal was to lower carbon emissions and reduce electricity costs, while preserving the estate’s visual heritage. MarVal Power was selected for our ability to design tailored, non-invasive renewable solutions that harmonize with sensitive sites.
Solution Delivered
MarVal Power installed a 34 kWp rooftop solar PV system using 120 high-performance panels. The solution was carefully designed to remain unobtrusive, ensuring a seamless visual fit with the estate’s architecture, while delivering long-term energy performance.
Challenges Overcome
Ensured compliance with heritage preservation requirements
Designed a custom solar layout with minimal visual disruption
Coordinated installation with estate operations to avoid interference
Key Results & Benefits
| Outcome | Detail |
|---|---|
| System Size | 34 kWp |
| Number of Panels | 120 |
| Annual Energy Generation | ~42,000 kWh |
| 20-Year Energy Output | ~840,000 kWh |
| CO₂ Reduction (Annual) | ~25 tonnes |
| CO₂ Reduction (20 Years) | ~500 tonnes |
| Grid Independence | Reduced reliance on the grid by 14% |
| Environmental Impact | Equivalent to planting ~1,250 trees or powering local events sustainably |
Summary
Dromoland Castle sets an example of how historic properties can lead in climate action. Through thoughtful design and skilled implementation, MarVal Power helped the estate embrace renewable energy, reduce its carbon footprint, and maintain its timeless character.
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