

Flat Roof Skylight 1000 x 1000 mm, Fixed, Frameless, Triple Glazed, 51,60kg, UV 0.9
£ 693.00 Original price was: £ 693.00.£ 395.90Current price is: £ 395.90. incl. VAT
Prices go up when the timer hits zero.
8 in stock (can be backordered)
Skylights.co.uk: Trusted rooflights. Built to prevent leaks.
Type: Fixed Frameless Flat Roof Skylight
Internal Size: 1000 x 1000 mm
External Size: 1200 x 1200 mm
Glazing Type: Triple Glazed
Net Weight: 51.60kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Toughened safety & laminated glass
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: 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 installing skylights for a flat roof but worried about heat loss? Our Flat Roof Skylight 1000 x 1000 mm provides an impressive U-value of 0.9 W/m²K, due to its triple-glazed units and warm edge spacer technology. This ensures superior insulation, keeping your space warm in winter and comfortably cool in summer – all while flooding your room with natural light!
Why Choose Our Frameless Flat Roof Windows
- Energy Efficiency: Enjoy exceptional thermal performance with triple-glazed units and warm edge spacer technology. This results in a U-value of 0.9 W/m²K, ensuring year-round comfort and reduced energy bills.
- Unobstructed Views: The frameless design maximizes the entry of natural light, offering stunning panoramic views of the sky.
- Self-Cleaning Convenience: Effortless maintenance with a sunlight-activated self-cleaning feature that keeps the glass spotless.
- Versatile Installation: Suitable for flat roofs with pitches between 6° and 45°, making it versatile for various homes.
- Peaceful Ambiance: Provides effective soundproofing for a quieter indoor environment.
- Sun Safety: Our flat roof skylights offers protection against harmful UV rays.
- Safety First: Constructed with safety-toughened glass for ultimate peace of mind.
- Regulation Compliant: Meets all British Standards & Building Regulations and carries the CE safety marking.
Essential Skylight Accessories
Enhance your flat rooflight experience with these essential add-ons for seamless flat skylights installation and optimal performance:
- Inclined Insulated Upstand for Flat Roof Skylight 1000 x 1000 mm: Our Inclined Insulated Upstands simplify the installation of your flat roof skylight. These pre-fabricated pieces are made with thin wood veneers bonded with strong adhesives. The unique layering technique ensures exceptional structural integrity, preventing warping or sagging over time.
- Skylight Blinds for Flat Roof Window 1000x1000mm: 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 1000x1000mm: Everything you need for a secure and stress-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 both effective sealing to keep the elements at bay and crucial support for a secure fit.
- Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: The key to 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 replenishes 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 a variety of standard sizes readily available for purchase, along with custom skylights to suit your specific needs.
No matter the project, our flat rooflights provide:
- Exceptional Thermal Performance: Enjoy outstanding energy efficiency thanks to innovative features like triple glazing, keeping your space comfortable year-round.
- Natural Light Abundance: Bathe your space in beautiful natural light with our skylights, creating a brighter and more inviting atmosphere.
- Elegant Design: Add a touch of sophistication to any setting with our sleek and modern flat rooflights.
Download our full product catalogue to explore our extensive flat rooflights range and find the perfect solution for your project.
Ready to discuss your skylight needs? Contact us today!
🗺️ Where to Buy 1000 x 1000 mm Roof Lights Near Me
Need a 1000 x 1000 mm roof light near you? Also known as a 1 x 1 m skylight, this square layout is a modern classic—ideal for living rooms, loft spaces, and larger bathrooms. We build flat rooflights with a frameless finish, triple-glazed strength, and maximum light clarity.
✅ Installer Support Available – Just Ask
✅ Secure Checkout & Trusted Payment Options
✅ Custom & Standard Sizes Ready to Order
✅ UKCA Certified & Regulation Compliant
✅ 20-Year Warranty – No Hidden Costs
Manufactured in-house with care and shipped nationwide, our skylights offer a seamless solution for architects, builders, and homeowners alike.
Weight | 51.60 kg |
---|---|
Dimensions | 125 × 10 × 125 cm |
Brand |
Skylights.co.uk |
Internal Size |
1000 x 1000 mm |
External Size |
1200 x 1200 mm |
Glazing Type | |
Glass Tint | |
Self-Cleaning: |
Yes |
Roof Type |
Flat Roof ,Pitched Roof |
Skylight Type |
Frameless |
Top Glass Pane: |
6 mm Planibel Clearlite / Thermally toughened glass EN 12150 |
Air Gap |
16 mm Argon 90% |
Middle Glass Pane: |
6 mm iplus 1.1 pos.5 Thermally toughened glass with Low-E coating EN 12150 |
Air Gap |
16 mm Argon 90% |
Bottom Glass Pane: |
Stratobel Clearlite 44.2 / Laminated glass |
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
8 in stock (can be backordered)
12 in stock (can be backordered)
ACTIVE PROMOTION
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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 1000 mm, Fixed, Frameless, Triple Glazed, 51,60kg, UV 0.9
Inclined Insulated Upstand for Flat Roof Skylight 1000 x 1000 mm


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.
Chloe Davies –
My bathroom has been completely revitalized thanks to a skylight I bought from this website. The team at KINGSVIEW was so helpful, and the installation was seamless. Their flat roof windows are a must-have!
Maxwell Adams –
My team and I worked on a house in Bristol and opted for a 1000 x 1000 kitchen skylight. The quality and finish of the product are outstanding. The client was happy and so were we. Highly recommend KingsView Glass.
Mason Baker –
Adding a large skylight to our kitchen was the best home improvement decision we’ve made. The natural light it brings in has made our kitchen a focal point in our home.
Jamie Verhooven –
Fast delivery and fantastic customer support.
Emily Martin –
Couldn’t be happier with the flat roof skylight. The amount of light it brings into the living room is stunning. Delivery was fast, and the quality is excellent.
Ivy Thornton –
The flat roof skylight is a perfect balance of beauty and function.
Christopher Long –
Even on cloudy days, our Kings View skylight brightens the room.
Omar Kent –
KingsView Glass made our living room feel brand new.
Holly Kingsford –
The best investment we’ve made for our home. Stunning results!