Flat Roof Skylight 1000 x 3000 mm, Fixed, Frameless, Triple Glazed, 181.80kg, UV 0.9
Original price was: £ 1.759.00.£ 1.255.90Current price is: £ 1.255.90. incl. VAT
Prices go up when the timer hits zero.
9 in stock (can be backordered)
Skylights.co.uk: Trusted rooflights. Built to prevent leaks.
Type: Fixed Frameless Flat Roof Skylight
Internal Size: 1000 x 3000 mm
External Size: 1200 x 3200 mm
Glazing Type: Triple Glazed
Net Weight: 181.80kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Leakproof Design
Our Flat Roof Skylights are composed of three distinct glass panes, each contributing to the unit’s durability and thermal efficiency:
- Top Pane: 8 mm Planibel Clearlite / Thermally toughened glass BS EN 12150
- Middle Pane: 6 mm Planibel Clearlite / Thermally toughened glass BS EN 12150
- Bottom Pane: 6 mm iplus Thermally toughened glass with Low-E coating EN 12150
Premium Flat Roof Skylights
Thinking about adding a flat roof modern skylight but worried about heat loss? Our Flat Roof Skylight 1000 x 3000 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 flat roof with skylights installation and optimal performance:
- Skylight Blinds for Flat Roof Window 1000x3000mm: 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 1000x3000mm: 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 3000 x 1000 mm skylight (also known as 3 x 1 m roof light), as well as fully custom skylights tailored to your specific needs. No matter the project, our flat skylights for flat roofs provide exceptional thermal performance with innovative features like triple glazing, ensuring your space remains comfortable year-round. They also flood your space with beautiful natural light, creating a brighter and more inviting atmosphere. Enhance any setting with the sleek, modern design of our flat rooflights.
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 3000 mm Roof Lights Near Me
Need a 1000 x 3000 mm roof light near you? Also referred to as a 1 x 3 m large skylight, this expansive glazing format is perfect for high-spec garden rooms, grand hallways, or designer lofts. We provide frameless rooflights with structural integrity and clean, uninterrupted daylight flow.
✅ Frameless Design – Seamless Glass-to-Sky View
✅ Saves Up to 10% on Energy Bills
✅ Rated 5 Stars on Google
✅ UKCA Certified – Building Regs Compliant
✅ Fast UK Delivery from Our Own Factory
Whether you’re creating a contemporary extension or a luxury new build, our skylights deliver the light, clarity, and impact your project deserves.
| Weight | 147.60 kg |
|---|---|
| Dimensions | 325 × 10 × 125 cm |
| Internal Size |
1000 x 3000 mm |
| External Size |
1200 x 3200 mm |
| Glazing Type | |
| Glass Tint | |
| Self-Cleaning: |
Yes |
| Roof Type |
Flat Roof ,Pitched Roof |
| Skylight Type |
Frameless |
| Top Glass Pane: |
8 mm Planibel Clearlite / Thermally toughened glass EN 12150 |
| Air Gap |
16 mm Argon 90% |
| Middle Glass Pane: |
6 mm Planibel Clearlite / Thermally toughened glass EN 12150 |
| Air Gap |
16 mm Argon 90% |
| Bottom Glass Pane: |
6 mm iplus 1.1 pos.5 Thermally toughened glass with Low-E coating EN 12150 |
| Spacer Type |
15mm Black Warm Edge |
| U value |
0.9 [W/(m².K)] |
| Sound reduction - EN 12758 |
[dB] 39 (-2;-7) |
| Light transmittance: tv [%] |
72 |
| External light refection : ρv [%] |
17 |
| Internal light refection : ρvi [%] |
17 |
| Colour rendering index : Ra [%] |
97 |
| Solar energy transmittance : g [%] |
57 |
| Shading coefcient : SC |
0.66 |
| Selectivity |
1.26 |
| UV transmission : τuv [%] |
0 |
Sold By Manufacturer
9 in stock (can be backordered)
5 in stock (can be backordered)
ACTIVE PROMOTION
Use Code: TODAYONLY
Transform your home with our triple-glazed flat roof skylights, maximizing natural light and thermal efficiency. Pair them with our separately sold Insulated Upstand, featuring 40mm core insulation to cut heat loss and lower energy costs.
Why Choose Our Insulated OSB Upstands?
Perfect Pitch for Water Drainage
Built-In 6° Pitch for perfect drainage
Exceptional Insulation
High Insulation with 40mm core and 15mm OSB
Ready-to-Install, Precision-Cut Fit
Factory-made to match our skylights exactly
Brighten Your Home & Save More – Bundle & Save!
Upgrade with our triple-glazed flat roof skylights for maximum light and energy efficiency.
Add the Insulated Upstand and save up to 7% with our bundle offer!
✔️ Boost thermal performance
✔️ Cut energy costs
✔️ Enjoy lasting durability
Get the complete solution at a better price – bundle today!
Get a Bundle with extra 7% Discount on Skylight and Upstand
Flat Roof Skylight 1000 x 3000 mm, Fixed, Frameless, Triple Glazed, 181.80kg, UV 0.9
Original price was: £ 1.759.00.£ 1.167.99Current price is: £ 1.167.99. incl. VAT
Inclined Insulated Upstand for Flat Roof Skylight 1000 x 3000 mm
Original price was: £ 430.00.£ 345.96Current price is: £ 345.96. incl. VAT
Before and After
See how a space is completely transformed with a Skylights.co.uk.
- Maximum daylight
- Modern minimalist design
- Superior insulation & UV protection
One change. Total transformation.
Our Roof Windows in Action
Photos from completed projects by our clients
Quick Shipping
Get it fast with our expedited shipping options.
Secure Payment
Shop safely with our secure online checkout.
Easy Returns
Hassle-free returns within 30 days.
20 Year Warranty
Enjoy peace of mind with our extensive warranty.
TILE & MEMBRANE COMPATIBLE
FLAT ROOFS
EASY & SECURE INSTALLATION
Will It Fit My Roof?
1. Flat Roofs
Our skylights are suitable for flat roofs with a minimum pitch of 6° when installed with the correct upstand or flashing kit.
2. Tile & Membrane Compatible
Designed for all common UK roof types – from clay tiles and slate to EPDM, GRP, and bitumen flat roof membranes.
3. Easy & Secure Installation
Each skylight is engineered for watertight, airtight installation. Use our installation kits and add our pre-fabricated upstands for a perfect fit and finish.
FAQ
Our triple-glazed models offer U-values as low as 0.9 W/m²K (whole unit), helping you meet Part L regulations and reduce heat loss.
Yes. All our skylights come with self-cleaning glass as standard to reduce dirt buildup.
Yes. We offer made-to-measure rooflights to fit your exact requirements. Contact us for a custom quote.
Yes. When installed with our official flashing kit and according to instructions, it is guaranteed to be watertight.
Absolutely. Each unit uses toughened outer and laminated inner glass that complies with UK safety standards (EN12150 / EN14449).
We offer a 20-year guarantee on the glazing unit.
Oliver Brown –
I opted for a bespoke skylight for my house in Glasgow, and Regal Glass delivered beyond expectations. The custom size fits perfectly, and the craftsmanship is top-notch. My roof has never looked better!
Ava Adams –
My bedroom skylight is the highlight of my renovation. The light and ambiance it adds are truly magical. Kudos to Regal Glass for their top-notch products and service.
Claire Watson –
Our living room has never felt more inviting since we added a large roof window. The quality of Regal Glass products is truly outstanding.
Siobhan McCartney –
We live in Liverpool, and our flat roof skylight has brought so much natural light into our living room. The design is sleek and modern!
Lewis Cunningham –
The flat roof skylight has been the perfect addition to our Aberdeen home. It brings in so much light, making the whole room feel bigger and more welcoming.
Ryan McFarlane –
The flat roof skylight in our Belfast home brings in so much natural light. The quality is exceptional, and it looks amazing in our living room.
Lily Kensington –
The modern frameless look is just what our home needed.
Yusuf Rehman –
The fixed roof window in the bedroom has made a huge difference. It’s so much more comfortable now.
Stefan Molnar –
Flat roof windows in the hallway make the house feel spacious and full of light.
Viktor Szucs –
Our flat roof windows have made the living room so much brighter and more open.
Mateusz Stanek –
Our fixed roof light in the bedroom brings in a cozy amount of natural light.
David Puskar –
Frameless roof windows in the living room are the best addition we’ve made. It looks great!
Oscar Harrington –
We weren’t sure about a flat roof window, but now we want more!
James Lister –
Quick delivery, easy installation, and an incredible difference in our home’s brightness!
Jacob Easton –
Our extension is now flooded with natural light, and we love it!
Zoe Beckett –
Fantastic rooflight! The quality is exceptional, and it adds a premium feel to the house.
Amelia Clarke –
Beautiful light, great energy efficiency. No regrets.