

Pitched Roof Skylight 600 x 2500 mm, Fixed, Frameless, Triple Glazed, 77.40kg, UV 0.9
£ 868.00 Original price was: £ 868.00.£ 615.70Current price is: £ 615.70. incl. VAT
Prices go up when the timer hits zero.
17 in stock (can be backordered)
Skylights.co.uk: Trusted rooflights. Built to prevent leaks.
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 600 x 2500 mm
External Size: 800 x 2700 mm
Glazing Type: Triple Glazed
Net Weight: 77.40kg
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 600 x 2500 mm, a perfect blend of contemporary design and outstanding functionality. With over 20 years of experience in creating superior skylights, we have skillfully combined aesthetics and practicality to produce a skylight that not only fills your home with natural light but also serves as an elegant minimalist feature.
Why Choose Our Frameless Pitched Roof Windows:
- Energy Efficiency: Achieve excellent thermal performance with our advanced triple-glazed units and a 15-millimeter warm edge spacer filled with Argon gas. This cutting-edge setup delivers an impressive U-value of 0.9 W/m²K, ensuring your home stays comfortable throughout the year while reducing energy expenses.
- Unobstructed Views: The frameless, minimalist design enhances natural light entry, providing stunning panoramic views of the sky and seamlessly integrating with your pitched roof’s architecture.
- Self-Cleaning Convenience: Enjoy hassle-free maintenance with a sunlight-activated self-cleaning feature that keeps the glass pristine and clear.
- Versatile Installation: Suitable for roof pitches ranging from 6° to 45°, making it adaptable to various home designs.
- Peaceful Ambiance: Benefit from effective soundproofing, creating a quieter and more serene 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: Adheres to all British Standards & Building Regulations and carries the CE safety marking. Backed by a solid 20-year warranty, our skylights are designed for durability and long-lasting performance.
Essential Skylight Accessories
Enhance your pitched roof skylight experience with these essential accessories for seamless roof window installation and optimal performance:
Skylight Blinds for Pitched Roof Window 600 x 2500 mm: Custom blinds tailored to fit your skylight perfectly, allowing you to control light and privacy to create the desired ambiance in your space.
Installation kit for 1 x Pitched Roof Skylight 600 x 2500 mm (for a slate roof) or Installation kit for 1 x Pitched Roof Skylight 600 x 2500 mm (for a tiled roof): Comprehensive kits that ensure secure and stress-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, compliant with BS EN 12150
- Middle Pane: 4 mm Planibel Clearlite / Thermally toughened glass, compliant with BS EN 12150
- Bottom Pane: Stratobel Clearlite 44.2 iplus 1.1 / Laminated glass with Low-E coating, compliant with EN 14449

Choose Skylights.co.uk
We offer an extensive range of standard sizes, including the popular 2500 x 600 mm skylight (also known as 2.5 x 0.6 m roof light), as well as fully custom options to find the perfect pitched roof skylight for your project. Our skylights offer 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 complete range and find the ideal solution for your needs. Ready to discuss your skylight requirements? Contact us today!
What are the specifications for Pitched roof windows 600 x 2500 mm
Visit our website to find a Pitched Roof Window measuring 600x2500mm. In the product description, you can browse detailed specifications and schemes.
🗺️ 600 x 2500 mm Pitched Roof Lights Near Me
Looking to add a 600 x 2500 mm pitched roof light near you? Also known as a 0.6 x 2.5 m skylight, this long, narrow format is perfect for pitched roof corridors, vaulted kitchens, and lofted side extensions that call for continuous daylight. We design slimline pitched roof windows that combine minimal framing with thermal efficiency and architectural appeal.
✅ Slimline Large Skylight – Ideal for Narrow Extensions
✅ Bespoke Sizes Available with Manufacturer Pricing
✅ Built for UK Weather – No Leaks, No Condensation
✅ 20-Year Warranty – Guaranteed Durability
✅ Fast, Direct Delivery from Our UK Workshop
Each unit is UKCA-certified and tailored for sloped installations—engineered to deliver lasting performance and a modern finish wherever you build.
Weight | 82.40 kg |
---|---|
Dimensions | 55 × 10 × 55 cm |
Brand |
Skylights.co.uk |
Color |
Clear |
Internal Size |
600 x 2500 mm |
External Size |
800 x 2700 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: |
4 mm Planibel Clearlite / Thermally toughened glass |
Air Gap |
16 mm Argon 90% |
Bottom Glass Pane: |
Stratobel Clearlite 44.2 iplus 1.1 pos.5 / Laminated glass with Low-E coating EN 14449 |
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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17 in stock (can be backordered)
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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 600 x 2500 mm, Fixed, Frameless, Triple Glazed, 77.40kg, UV 0.9
Insulated Upstand for Pitched Roof Skylight 600 x 2500 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







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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.
Sophia Grant –
Sophia Grant I was skeptical about adding a skylight, but the 600×2500 mm unit fit perfectly in our pitched roof. The amount of light it brings into our home office is just right, and the triple glazing keeps the heat in. A smart investment for any homeowner.
Bethany Hughes –
As an architect, I’ve recommended KINGSVIEW Glass skylights to several clients, and each installation has been met with high praise. The product quality and variety of sizes provide great solutions for any project.