High Performance Windows & Doors Installed Across Leinster
- 20+ Years Experiance
- Free Survey & Quote
- Fully Insured Installers
- Airtight Installation Specialist
- SEAI Upgrade Compatible
Energy-efficient windows and secure doors professionally installed to improve comfort, appearance and BER performance.
Windows & Doors
High-Performance Windows & Doors for Modern Homes
Norbec Windows & Doors install advanced glazing systems designed for energy efficiency, durability and contemporary architectural design. Our window systems combine modern materials with long-term performance suited to Irish climate conditions.
- PVC Windows
- Wood Aluminium Windows
- Engineered Timber Windows
- Sliding & Patio Doors
Renovations & Energy Retrofits
Energy Retrofits & Modern Renovations
Beyond glazing, Norbec also deliver full home upgrades designed to improve efficiency, comfort and property value.
- HONE™ Renewable Integration
- Insulation Upgrades
- Smart Ventilation Systems (MVHR)
- Energy Retrofit Consultation
- Full Home Renovations & Extensions
SEAI Grants
SEAI Home Grants for Energy Upgrades
Many home energy improvements are supported by SEAI grants. These can help reduce the cost of upgrading windows, insulation, ventilation systems and renewable technologies.
Norbec can help guide homeowners through the available grant options and explain how they apply to your project.
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Transform Your Property with Norbec Experts in Energy-Efficient Retrofitting
At Norbec Limited, we specialise in cutting-edge energy upgrades that enhance comfort, efficiency, and sustainability. Our expertise lies in retrofitting properties with the latest in high-performance solutions, ensuring you benefit from lower energy bills, improved indoor air quality, and a reduced carbon footprint.
The Value's
in the upgrade
for A-Rated Homes. BER A homes sell faster, rent quicker, and stand out in a regulated, energy-conscious market.
Modern retrofits with MVHR recover up to 92% of lost heat, keeping warmth inside where it belongs. On top of that, full deep retrofits typically deliver 50–70% savings on energy bills—comfort that pays for itself.
Energy Bills. Deep retrofits with insulation, heat pumps, and MVHR systems can slash annual energy costs by more than half.
Hear from our clients
Our clients love working with us, just read what they have to say!
“Norbec transformed our home. The retrofit was smooth, professional, and the difference in comfort is incredible. We’re already seeing lower energy bills.”
Homeowner | Dublin
“From start to finish the team were fantastic — clear advice, punctual, and a high-quality finish. I’d recommend Norbec to anyone upgrading their property.”
Landlord | Galway
“We wanted a full retrofit and Norbec delivered beyond expectations. The house feels warmer, the air is fresher, and the long-term savings make it a no-brainer.”
Property Owner | Cork