

Pitched Roof Skylight 500 x 1500 mm, Fixed, Frameless, Triple Glazed, 42kg, UV 0.9
£ 587.00 Original price was: £ 587.00.£ 397.62Current price is: £ 397.62. incl. VAT
Prices go up when the timer hits zero.
14 in stock (can be backordered)
Skylights.co.uk: Trusted rooflights. Built to prevent leaks.
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 500 x 1500 mm
External Size: 700 x 1700 mm
Glazing Type: Triple Glazed
Net Weight: 42kg
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 500 x 1500 mm, a hallmark of contemporary architectural design and functionality. With over two decades of expertise in crafting premium skylights, we’ve seamlessly integrated form and function to create a skylight that not only floods your home with natural light but also stands as a striking minimalist addition.
Why Choose Our Frameless Pitched Roof Windows
- Energy Efficiency: Experience exceptional thermal performance with advanced triple-glazed units and a 15-millimeter warm edge spacer filled with Argon gas. Achieving an impressive U-value of 0.9 W/m²K, our skylight ensures your home remains comfortable year-round while reducing energy costs.
- Unobstructed Views: The frameless, minimalist design enhances natural light penetration, offering panoramic views of the sky that seamlessly blend with your pitched roof’s architecture.
- Self-Cleaning Convenience: Enjoy effortless 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 for a wide range of homes.
- Peaceful Ambiance: Provides effective soundproofing, creating a tranquil indoor environment.
- Sun Safety: Offers protection against harmful UV rays, preserving the integrity of your interiors.
- Safety First: Constructed with safety-toughened glass for ultimate peace of mind.
- Regulation Compliant: Our skylight for pitched roof meets all British Standards & Building Regulations and carries the CE safety marking. With a robust 20-year warranty, our skylights are engineered for durability and long-lasting performance.
Essential Skylight Accessories
Enhance your pitched roof skylight with essential accessories for seamless installation and optimal performance:
- Skylight Blinds for Pitched Roof Window 500 x 1500 mm: Tailored blinds that provide control over light and privacy, perfectly fitting your skylight size to create the desired ambiance in your home.
- Installation kit for 1 x Pitched Roof Skylight 500 x 1500 mm (for a slate roof) or Installation kit for 1 x Pitched Roof Skylight 500 x 1500 mm (for a tiled roof): A comprehensive kit ensuring secure and stress-free skylight installation, eliminating guesswork and ensuring optimal skylight performance.
- Foam Rope – Structural Glazing Tape – 9mm Thick (7.5m Rolls): High-quality tape providing effective sealing and structural support during installation.
- Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: Durable sealant for a weatherproof finish, ensuring protection against the elements and maintaining 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 offering versatility for both pitched and flat roof applications.
- Self-Cleaning Liquid Smart Glass Bottle 15ml: This special solution maintains self-cleaning properties, ensuring easy maintenance and 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 12150
- 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 500 mm skylight (also known as 1.5 x 0.5 m roof light), as well as fully custom roof window options to find the perfect pitched roof window for your project.
Benefit from:
- Exceptional Thermal Performance: Outstanding energy efficiency with triple glazing for year-round comfort.
- Abundant Natural Light: Brighten your space and enhance its appeal with our modern skylights.
- Elegant Design: Add sophistication to any environment with our sleek pitched roof skylights.
Download our full product catalogue to explore our comprehensive range of Pitched Roof skylights.
Ready to discuss your skylight needs? Contact us today!
🗺️ 500 x 1500 mm Pitched Roof Lights Near Me
Looking to buy a 500 x 1500 mm pitched roof light near you? Also referred to as a 0.5 x 1.5 m rooflight, this well-balanced format is ideal for pitched kitchens, loft workspaces, or narrow extensions where slim design meets natural light. We produce frameless pitched roof windows that combine clean finishes with outstanding thermal performance.
✅ UKCA Certified – Regulation Ready & Safe
✅ Frameless Edge Design for Seamless Finishes
✅ Energy Efficient – Reduces Heat Loss
✅ Secure Checkout with Multiple Payment Options
✅ 20-Year Manufacturer Warranty Included
Built to meet UK standards and delivered fast nationwide, our pitched skylights are trusted by architects, trades, and homeowners—ready to enhance any roofline with style and confidence.
Weight | 108 kg |
---|---|
Dimensions | 55 × 10 × 55 cm |
Brand |
Skylights.co.uk |
Color |
Clear |
Internal Size |
500 x 1500 mm |
External Size |
700 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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14 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 500 x 1500 mm, Fixed, Frameless, Triple Glazed, 42kg, UV 0.9
Insulated Upstand for Pitched Roof Skylight 500 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
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.
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.
Gabriel Stone –
The energy savings from our new 500 x 1500 pitched skylight are noticeable. Our energy bills have definitely seen a decrease.
Jamie Barnes –
The 500 x 1500 pitched skylight has transformed our space. The noise reduction is remarkable; it’s so peaceful now. Thanks, Skylights.co.uk!
Gracie Henderson –
Transformed my art studio with a 500×1500 skylight! The natural light has made such a difference in how I see colors. The installation was swift and professional—couldn’t be happier with the outcome. 🎨✨
Charlie Koller –
Excellent insulation, sleek design, and easy maintenance—this pitched roof window ticks all the boxes.
Olivia Winthorpe –
The best addition to our loft! This roof window has made the space feel twice as big.
Emily Bramhope –
Absolutely love our roof window. The quality is unmatched!