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£ 830.00 Original price was: £ 830.00.£ 549.00Current price is: £ 549.00. incl. VAT
Prices go up when the timer hits zero.
8 in stock (can be backordered)
Regal Glass Group: A trusted manufacturer of premium roof windows ✓
Leakproof Design – Tested for Maximum Weather Resistance
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 1000 x 1500 mm
External Size: 1200 x 1700 mm
Glazing Type: Triple Glazed
Net Weight: 75.60kg
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°
Experience the excellence of Regal Glass Group’s roof windows, featuring these impressive technical characteristics.
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8 in stock (can be backordered)
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Pitched Roof Skylight 1000 x 1500 mm, Fixed, Frameless, Triple Glazed, 75.60kg, UV 0.9
Installation kit for 1 x Pitched Roof Skylight 1000x1500mm (for a slate roof)
Installation kit for 1 x Pitched Roof Skylight 1000x1500mm (for a tiled roof)
Insulated Upstand for Pitched Roof Skylight 1000 x 1500 mm
Premium Pitched Roof Skylights
Introducing the Pitched Roof Skylight 1000 x 1500 mm from Regal Glass Group, where modern architectural design meets exceptional functionality. With over 20 years of expertise in crafting high-quality skylights, we’ve skillfully merged form and function to deliver a skylight that not only brightens your home with natural light but also stands as a sleek minimalist feature.
Why Choose Our Frameless Pitched Roof Windows
- Energy Efficiency: Experience superior thermal performance with our advanced triple-glazed units and a 15-millimeter warm edge spacer filled with Argon gas. This configuration provides an outstanding U-value of 0.9 W/m²K, ensuring your home stays comfortable year-round while reducing energy costs.
- Unobstructed Views: The frameless, minimalist design allows for maximum natural light penetration, offering stunning panoramic views of the sky and seamlessly integrating with your pitched roof’s architecture.
- Self-Cleaning Convenience: Enjoy effortless maintenance with a sunlight-activated self-cleaning feature that keeps the glass spotless and clear.
- Versatile Installation: Suitable for roof pitches between 6° and 45°, making it a versatile option for various home designs.
- Peaceful Ambiance: Effective soundproofing ensures a quieter, more serene indoor environment.
- Sun Safety: Protects your interiors from harmful UV rays, preserving your furnishings.
- Safety First: Built with safety-toughened glass to provide ultimate peace of mind.
- Regulation Compliant: Adheres to all British Standards & Building Regulations and is CE safety marked. Backed by a robust 20-year warranty, our skylights are designed for durability and lasting performance.
Essential Skylight Accessories
Enhance your pitched roof skylight experience with these essential accessories for seamless skylight installation and optimal performance:
- Skylight Blinds for Pitched Roof Window 1000 x 1500 mm: Custom blinds designed for your skylight, allowing you to control light and privacy and create the perfect ambiance in your space.
- Installation kit for 1 x Pitched Roof Skylight 1000 x 1500 mm (for a slate roof) or Installation kit for 1 x Pitched Roof Skylight 1000 x 1500 mm (for a tiled roof): A comprehensive kit that ensures secure and stress-free installation, optimizing 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: Durable sealant for 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 offering versatility for both pitched and flat roof applications.
- Self-Cleaning Liquid Smart Glass Bottle 15ml: This special solution maintains 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: 6 mm iplus Thermally toughened glass with Low-E coating EN 12150
- Bottom Pane: Stratobel Clearlite 44.2 / Laminated glass EN 14449

Choose Regal Glass Skylight Windows
We offer an extensive range of standard sizes, including the popular 1500 x 1000 mm skylight (also known as 1.5 x 1 m roof light), as well as fully custom rooflights options to find the perfect pitched roof skylight for your project.
Benefit from:
- Exceptional Thermal Performance: Outstanding energy efficiency with triple glazing for year-round comfort.
- Abundant Natural Light: Enhance your space with beautiful natural light and modern design.
- Elegant Design: Add sophistication to any environment with our sleek pitched roof skylights.
Download our full product catalogue to explore our extensive range of Pitched Roof skylights.
Ready to discuss your skylight needs? Contact us today!
How to clean Pitched roof windows 1000 x 1500 mm safely
Regal Glass Group recommends using a telescopic cleaning tool and a mild solution for gently cleaning the skylights from the inside.
🗺️ 1000 x 1500 mm Pitched Roof Lights Near Me
Searching for 1000 x 1500 mm pitched roof lights near you? Also known as a 1 x 1.5 m skylight, this large-format design is perfect for pitched roof extensions, bright rear-facing loft spaces, and expansive open-plan interiors. At Regal Glass Group, we supply high-quality pitched roof windows that deliver exceptional daylight and dependable thermal performance.
✅ Large Skylight – Perfect for Modern Open Spaces
✅ Saves Up to 10% on Energy Bills
✅ Installer Advice Available by Phone or Email
✅ Custom Sizes Made to Order
✅ UKCA Certified & Fully Compliant
Precision-built for sloped installations and shipped UK-wide, our pitched skylights offer the ideal blend of light, style, and structural confidence—trusted by trade and homeowners alike.
Weight | 75.60 kg |
---|---|
Dimensions | 55 × 10 × 55 cm |
Brand |
Regal Glass |
Color |
Clear |
Internal Size |
1000 x 1500 mm |
External Size |
1200 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 |
Delivery Times:
- Standard Size Flat & Pitched Skylights: Typically delivered within 3 to 6 working days.
- Custom Size Orders: Production and delivery to the UK take approximately 3 to 6 weeks. Delivery is free of charge.
- Roof Lanterns: Delivered within 10-14 working days from the date of order.
- Framed Skylights: Delivered within 10-14 working days from the date of order.
- Electric Opening Skylights: Delivered within 10-14 working days from the date of order.
- Walk-On Skylights: Delivered within 10-14 working days from the date of order.
- Skylight Blinds: Delivered within 10-14 working days from the date of order.
Delivery Hours:
- Monday to Friday, between 8 am and 5 pm.
Once your payment has been processed, we will contact you to arrange a convenient delivery time.
Placing an Order: To view delivery costs, please add your desired products to the cart and enter the shipping address.
Delivery Areas:
- Within London (M25): Our dedicated drivers ensure safe delivery. Please ensure that you or your builders are present to accept the delivery, as our drivers work alone and the vehicles are pre-loaded.
- Outside London (M25): We utilize an external shipping network. The courier will contact you to schedule a suitable delivery time.
- Extra Economy Shipping: Available for all areas except Northern Ireland and Scotland. In rare cases, delivery may be to a local depot if suitable vehicles are unavailable.
Important Notes:
- Many of our products are heavy, ranging from 10kg to 280kg. Depending on the size and weight, additional help may be required for unloading (2-6 people).
- We are not liable for any damage during unloading. It is the customer's responsibility to manage this process.
- If no one is present to receive the delivery, our driver will attempt to contact you via phone, text, or voicemail. If contact cannot be made, the product will be returned to our warehouse.
Why Choose Our Insulated OSB Upstands?





Before and After
See how a space is completely transformed with a Regal Glass skylight.
- Maximum daylight
- Modern minimalist design
- Superior insulation & UV protection
One change. Total transformation. Choose Regal Glass Group.
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.
Frameless Skylights Glass Performance
Experience the perfect blend of natural light, energy efficiency, noise reduction, and UV protection with our precision-engineered glass.

PITCHED ROOFS
TILE & MEMBRANE COMPATIBLE
EASY & SECURE INSTALLATION
Will It Fit My Roof?
1. Pitched Roofs
Our skylights are suitable for pitched roofs with a pitch between 6° and 45° 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.

Easy to replicate
Installation Guide
Dive into our user-friendly Installation Guide for a smooth skylight setup. Get the clarity you need, step-by-step.
Click below to explore the full guide.
Customer Reviews
3 reviews for Pitched Roof Skylight 1000 x 1500 mm, Fixed, Frameless, Triple Glazed, 75.60kg, UV 0.9
Clear filtersRelated Products
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Flat Roof Skylight 500 x 500 mm, Fixed, Frameless, Triple Glazed, 14.85kg, UV 0.9
Flat Roof Skylight 600 x 600 mm, Fixed, Frameless, Triple Glazed, 20.40kg, UV 0.9
Flat Roof Skylight 600 x 900 mm, Fixed, Frameless, Triple Glazed, 29.40kg, UV 0.9
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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.
Harvey Cruz –
I’ve been postponing the kitchen update for so long…Now I wonder why! Our new pitched roof window has been a total game-changer. The natural light is incredible all day long. Thumbs up to Regal Glass!
Oliver Taylor –
Our living room got a major upgrade with a large 1000 x 1500 mm skylight from Regal Glass. The installation was straightforward, and the impact on our room’s brightness is incredible. Plus, the energy efficiency is a real bonus!
Finley Murphy –
Our Lancaster home studio is now the perfect place for painting, thanks to the newest addition – our rooflight. The natural light makes colors come alive. Big thanks to Regal Glass!