Our Flat Roof Skylights are composed of three distinct glass panes, each contributing to the unit’s durability and thermal efficiency:
- Top Pane: 6 mm Planibel Clearlite / Thermally toughened glass BS EN 12150
- Middle Pane: 6 mm iplus Thermally toughened glass with Low-E coating EN 12150
- Bottom Pane: Stratobel Clearlite 44.2 / Laminated glass EN 14449
Premium Flat Roof Skylights
Thinking about adding a skylight but worried about heat loss? Our Flat Roof Skylight 1000 x 2500 mm provides an outstanding U-value of 0.9 W/m²K, thanks to its triple-glazed units and warm edge spacer technology. This ensures excellent insulation, keeping your space warm in winter and cool in summer – all while allowing in an abundance of natural light!
Why Choose Our Frameless Flat Roof Windows
- Energy Efficiency: Benefit from excellent thermal performance with our triple-glazed units and warm edge spacer technology. This combination results in a U-value of 0.9 W/m²K, ensuring comfort throughout the year and reducing energy costs.
- Unobstructed Views: The frameless design maximizes natural light penetration, offering stunning panoramic views of the sky.
- Self-Cleaning Convenience: Enjoy low-maintenance living with a sunlight-activated self-cleaning feature that keeps your glass spotless.
- Versatile Installation: Suitable for flat roofs with pitches ranging from 6° to 45°, making it adaptable for various home styles.
- Peaceful Ambiance: Provides effective soundproofing for a quieter indoor environment.
- Sun Safety: Protects against harmful UV rays.
- Safety First: Made with safety-toughened glass for your peace of mind.
- Regulation Compliant: Meets all British Standards & Building Regulations and carries the CE safety marking.
Essential Skylight Accessories
Enhance your flat roof skylight experience with these must-have accessories for seamless roof window installation and optimal performance:
- Skylight Blinds for Flat Roof Window 1000x2500mm: Control light and privacy in your space! These blinds are designed specifically for your skylight size, offering a perfect fit and allowing you to create the ideal atmosphere in your home.
- Installation Kit for 1 x Flat Roof Skylight 1000x2500mm: Everything you need for a secure and hassle-free installation. This complete kit takes the guesswork out of the process, ensuring your skylight is properly installed for optimal performance and lasting enjoyment.
- Foam Rope – Structural Glazing Tape – 9mm Thick (7.5m Rolls): Dual-purpose during installation. This high-quality tape provides effective sealing to keep the elements out and crucial support for a secure fit.
- Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: Essential for a watertight seal around your skylight. This durable sealant creates a weatherproof finish that keeps the elements out, ensuring your peace of mind and a comfortable indoor environment.
- Self-Cleaning Liquid Smart Glass Bottle 15ml: This special solution restores the self-cleaning properties of your skylight, ensuring effortless maintenance and sparkling glass with minimal effort on your part.
Choose Skylights.co.uk
We offer an extensive range of standard sizes, including the popular 2500 x 1000 mm skylight (also known as 2.5 x 1 m roof light), as well as fully custom skylights tailored to your specific needs. No matter the project, our flat rooflights provide:
- Natural Light Abundance: Our skylights fill your space with beautiful natural light, creating a brighter and more inviting atmosphere.
- Elegant Design: Enhance any setting with the sleek, modern design of our flat rooflights.
- Exceptional Thermal Performance: With innovative features like triple glazing, your space remains comfortable year-round.
Download our full product catalogue to explore our extensive Flat Roof skylight range and find the perfect solution for your project.
Ready to discuss your skylight needs? Contact us today!
🗺️ Where to Buy 1000 x 2500 mm Roof Lights Near Me
Looking for 1000 x 2500 mm roof light near you? Also known as a 1 x 2.5 m large skylight, this wide-format option is designed to transform open-plan areas, vaulted ceilings, and luxury extensions. We engineer frameless flat rooflights that offer breathtaking views, lasting durability, and smooth thermal performance.
✅ Large Skylight – Ideal for Open Living Spaces
✅ 20-Year Warranty – No Hidden Charges
✅ Installer Support Available by Phone or Email
✅ Trusted by UK Builders & Designers
✅ Custom Sizes Built to Specification
Manufactured with UKCA-certified materials and shipped nationwide, this skylight makes a bold architectural statement while enhancing energy efficiency.
Ava Taylor –
We decided to go with a large 1000 x 2500 mm roof light for our loft conversion, and we couldn’t be happier. The space looks much more bright and elegant now. We live in London and got it on the next day, which was also great!
Magda Fabry –
The frameless roof light in the bathroom looks stylish and brings in a wonderful natural light.
Grace Johnson –
We’re thrilled with our 1000 x 2500 mm skylight. It’s not just a window to the sky; it’s a feature that enhances our entire home’s design.
Evie Perry –
Our 1000 x 2500 staircase skylight from Skylights.co.uk has added a new layer of elegance and brightness to our home.
Charlotte Wilson –
The large skylight we installed above our staircase is a masterpiece. It’s amazing how it transforms a usually neglected space.
Patrick McFadden –
The flat roof skylight we installed in our Belfast home has been amazing. It brightens up the entire kitchen, and the quality is outstanding.
Peter Kuruc –
The frameless roof windows in the living room make the space feel open and stylish.
Patrik Sabol –
Flat roof windows in our kitchen make the entire house feel bright and welcoming.
Iveta Bartosova –
Our fixed roof window in the bedroom brings in the perfect amount of light. Very happy!
Cathy McGuire –
Excellent insulation and elegant appearance. Worth the price.