Horizon Windows
60+ Google Reviews
From built-in wardrobes to bespoke kitchen designs, our sister company Horizon Bespoke Joinery crafts perfect storage solutions to complement your home interior.
Uplift your Dublin home with our quality aluminium bay windows. Designed to improve comfort and energy efficiency, aluminium bay windows provide stunning views, increase natural light, and add a modern aesthetic.




Bay aluminium windows are among the most iconic architectural features of Irish homes, and you can easily retain this traditional style while futureproofing your home. By choosing our triple-glazed, super-insulated aluminium bay windows, you bring in the classic look you desire, combined with a contemporary feel. With SILKA Bay Windows, you get the best of traditional domestic architecture, enhanced by ultra-performance. You can opt for fixed sashes to create equal sightlines and a sleek, square profile, giving your home that authentic heritage bay window style, modernised to meet today’s standards.
Choose from our elegant color options, including True Black and Anthracite Grey, or opt for a dual-color finish with White on the interior. We can also match any RAL color to ideally complement your home project that make sure a customised look that blends with your ideas.
** Custom colours are available on request. Please speak with a member of our team. **
Give your home a fresh look with Horizon’s elegant aluminium windows, which enhance both its interior and exterior design.
Exceptional Thermal Efficiency
Triple glazing and low U-values help maintain a comfortable indoor temperature by keeping your home warmer in winter and cooler in summer.
Enhanced Comfort
Reduce cold spots and draughts with triple glazing, helping to create a warm, cosy, and inviting atmosphere throughout your home.
Cost Savings
Reduce energy bills with highly efficient windows. Their long lifespan of up to 30 years provides ongoing savings and excellent value.
Aesthetic and Durability
The SILKtouch finish offers a sleek, smooth look that stays cleaner for longer, providing lasting beauty and easy maintenance.
Triple Glazing
If at any time you may want to sell your home, having bay windows will benefit a future buyer straight away, for both the inside and outside of your home.
Our Aluminium bay windows are enhanced with the innovative Thermafill® technology, which gives edge-to-edge insulation for maximum energy efficiency. The thermal barrier, which is combined with a 44 mm warm-edge triple-glazed unit and high-performance gaskets, helps your windows maintain high performance and overcome energy loss throughout the year.
The extra-wide Thermafill® insulated chambers and high-stability thermal break with I-Beam reinforcement provide superior provide superior thermal and acoustic insulation, helping to make your home more comfortable and quieter. With Easi-fit internal beading and the SILKtouch fine textured surface, our aluminium windows gives you a silky feel and minimal maintenance that gives lasting beauty and functionality.
Our aluminium bay windows are built from premium-grade aluminium with a polyamide thermal break that gives an exceptional balance of strength, style and thermal efficiency. Combined with triple glazing and our innovative Thermafill® technology, this construction delivers excellent energy performance and improved indoor comfort. With top-performing U-values and an A-rated energy efficiency, our windows are made to keep your home warm in winter and cool in summer. Additionally, they are PAS 24 certified for high security and have a lifespan of up to 30 years that makes them a smart, long-term investment for your home.