

Pitched Roof Skylight 800 x 1500 mm, Fixed, Frameless, Triple Glazed, 61.50kg, UV 0.9
£ 615.00 Original price was: £ 615.00.£ 471.88Current price is: £ 471.88. incl. VAT
Prices go up when the timer hits zero.
13 in stock (can be backordered)
Skylights.co.uk: Trusted rooflights. Built to prevent leaks.
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 800 x 1500 mm
External Size: 1000 x 1700 mm
Glazing Type: Triple Glazed
Net Weight: 61.50kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Roof Pitch Range: 6° to 45°
Premium Pitched Roof Skylights
Introducing the Pitched Roof Skylight 800 x 1500 mm, a perfect blend of contemporary design and superior functionality. With over 20 years of expertise in manufacturing top-tier skylights, we have seamlessly integrated aesthetics with practicality to create a skylight that not only brightens your home with natural light but also serves as a sophisticated minimalist feature.
Why Choose Our Frameless Pitched Roof Windows
- Energy Efficiency: Achieve exceptional thermal performance with our advanced triple-glazed units and a 15-millimeter warm edge spacer filled with Argon gas. This state-of-the-art configuration delivers a remarkable U-value of 0.9 W/m²K, ensuring your home stays comfortable year-round while lowering energy expenses.
- Unobstructed Views: The frameless, minimalist design maximizes natural light penetration, offering stunning panoramic views of the sky while seamlessly blending with the architecture of your pitched roof.
- Self-Cleaning Convenience: Enjoy low-maintenance living with a sunlight-activated self-cleaning feature that keeps the glass clear and spotless.
- Versatile Installation: Designed to fit roof pitches ranging from 6° to 45°, making it suitable for various home designs.
- Peaceful Ambiance: Benefit from effective soundproofing, creating a quieter and more tranquil indoor environment.
- Sun Safety: Protect your interiors from harmful UV rays, preserving your furnishings.
- Safety First: Built with safety-toughened glass to ensure ultimate peace of mind.
- Regulation Compliant: Meets all British Standards & Building Regulations and carries the CE safety marking. Supported by a robust 20-year warranty, our skylights are crafted for durability and long-lasting performance.
Essential Skylight Accessories
Enhance your pitched roof skylight with these essential accessories for a seamless roof window installation and optimal performance:
- Skylight Blinds for Pitched Roof Window 800 x 1500 mm: Custom blinds tailored to fit your skylight perfectly, giving you control over light and privacy to create the desired ambiance in your space.
- Installation kit for 1 x Pitched Roof Skylight 800 x 1500 mm (for a slate roof) or Installation kit for 1 x Pitched Roof Skylight 800 x 1500 mm (for a tiled roof): Comprehensive kits that ensure a secure and hassle-free installation, maximizing the skylight’s performance.
- Foam Rope – Structural Glazing Tape – 9mm Thick (7.5m Rolls): High-quality tape that provides effective sealing and structural support during installation.
- Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: A durable sealant providing a weatherproof finish, protecting against the elements and ensuring a comfortable indoor environment.
- Lead Flashing Smooth 45cm x 5m Roll Grey – Easy-Trim and Lead Flashing Textured 45cm x 5m Roll Grey – Easy-Trim: BBA-certified lead replacement, versatile for both pitched and flat roof applications.
- Self-Cleaning Liquid Smart Glass Bottle 15ml: A special solution to maintain the self-cleaning properties of your skylight, ensuring clear, sparkling glass with minimal effort.
Our Pitched 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 12150s
- Bottom Pane: Stratobel Clearlite 44.2 / Laminated glass EN 14449

Choose Skylights.co.uk
We offer an extensive range of standard sizes, including the popular 1500 x 800 mm skylight and 1.5 x 0.8 roof light, as well as fully custom skylight options to find the ideal pitched roof skylight for your project. Our skylights deliver exceptional energy efficiency with triple glazing, filling your space with natural light while adding a touch of modern elegance.
Download our full product catalogue to discover our extensive range and find the perfect solution for your needs. Ready to discuss your skylight requirements? Contact us today!
How long does Pitched Roof Window 800 x 1500 mm last
With proper care, skylights can serve your home well for 10 to 20 years. Our Pitched Roof Windows 800 x 1500 mm is built for long-term durability.
🗺️ 800 x 1500 mm Pitched Roof Lights Near Me
Looking to order 800 x 1500 mm pitched roof lights near you? Also known as an 0.8 x 1.5 m skylight, this size is perfect for pitched roof studios, rear-facing loft extensions, and open living spaces that call for impactful daylight. We supply frameless pitched roof windows that deliver clarity, thermal performance, and architectural elegance.
✅ 4.9/5 Rating – Trusted Across the Industry
✅ Ideal for Extensions, Lofts & New Builds
✅ 20-Year Warranty – Included As Standard
✅ Custom Sizes Available Direct from the Manufacturer
✅ UKCA Certified for Full Building Compliance
Crafted for sloped roof installations and built to thrive in UK conditions, our skylights are shipped fast—trusted by professionals and loved by homeowners for their clean finish and lasting performance.
Weight | 61.50 kg |
---|---|
Dimensions | 55 × 10 × 55 cm |
Brand |
Skylights.co.uk |
Color |
Clear |
Internal Size |
800 x 1500 mm |
External Size |
1000 x 1700 mm |
Glazing Type | |
Glass Tint | |
Self-Cleaning: |
Yes |
Roof Type |
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 |
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13 in stock (can be backordered)
Available on back-order
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Our triple-glazed pitched roof skylights flood your space with natural light while delivering exceptional thermal efficiency. Pair them with our separately sold Insulated Upstand, featuring 40mm core insulation to minimize heat loss and cut energy costs.
Why Choose Our Insulated OSB Upstands?



Brighten Your Home & Save – Bundle and Save!
Upgrade to our triple-glazed pitched roof skylights for stunning natural light and superior energy efficiency.
Add our Insulated Upstand and save up to 7% when you bundle!
✔️ Maximize thermal performance
✔️ Lower your energy bills
✔️ Enjoy long-lasting durability
Get the complete, premium solution for less – bundle your skylight and upstand today!
Get a Bundle with extra 7 % Discount on Skylight and Upstand
Pitched Roof Skylight 800 x 1500 mm, Fixed, Frameless, Triple Glazed, 61.50kg, UV 0.9
Insulated Upstand for Pitched Roof Skylight 800 x 1500 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
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Secure Payment
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Easy Returns
Hassle-free returns within 30 days.

20 Year Warranty
Enjoy peace of mind with our extensive warranty.
FAQ
Yes. This unit is designed for pitched roofs between 6° and 45° and is compatible with both tile and slate. We also supply flat roof options separately.
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, our skylights can be installed on both cold and warm roof types.
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.
Matilda Richards –
The self-cleaning feature on our pitched skylight is such a time saver. It always looks spotless without any effort.
Harley Gordon –
Our study room’s roof window is a revelation. The natural light has made working from home so much more pleasant.
Marley Sutton –
Our 800 x 1500 living room skylight has become the centerpiece of our home. It’s not just a window; it’s a statement.
Nigel Rees –
Chose the 800 x 1500 mm size for our master bedroom and it’s the best decision we’ve made. The amount of light and the feeling of space it creates is just what we wanted. Very satisfied with the purchase.
Megan Scott –
The 800×1500 mm skylight in our living room has transformed the space. It’s become the favourite spot for the kids to play in the sunlight, and it looks so modern and sleek.