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£ 621.00 Original price was: £ 621.00.£ 452.00Current price is: £ 452.00. incl. VAT
Prices go up when the timer hits zero.
79 in stock (can be backordered)
Regal Glass Group: A trusted manufacturer of premium roof windows ✓
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 800 x 1200 mm
External Size: 1000 x 1400 mm
Glazing Type: Triple Glazed
Net Weight: 49.80kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Experience the excellence of Regal Glass Group’s roof windows, featuring these impressive technical characteristics.
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79 in stock (can be backordered)
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Premium Pitched Roof Skylights
Introducing the Pitched Roof Skylight 800 x 1200 mm from Regal Glass Group, a fusion of modern design and exceptional functionality. With over 20 years of expertise in crafting superior skylights, we have masterfully combined aesthetics and practicality to create a skylight that not only floods your home with natural light but also serves as an elegant minimalist feature.
Why Choose Our Frameless Pitched Roof Windows
Energy Efficiency: Experience top-notch thermal performance with our advanced triple-glazed units and a 15-millimeter warm edge spacer filled with Argon gas. This cutting-edge setup achieves an impressive U-value of 0.9 W/m²K, ensuring your home remains comfortable year-round while reducing energy bills.
Unobstructed Views: The frameless, minimalist design maximizes the penetration of natural light, offering stunning panoramic views of the sky and blending seamlessly 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 ranging from 6° to 45°, making it adaptable to 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: Constructed with safety-toughened glass to provide ultimate peace of mind.
Regulation Compliant: Conforms to all British Standards & Building Regulations and carries the CE safety marking. Supported by a robust 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 rooflight installation and optimal performance:
Skylight Blinds for Pitched Roof Window 800 x 1200 mm: Custom blinds designed to fit your skylight perfectly, giving you control over light and privacy to create the desired atmosphere in your space.
Installation kit for 1 x Pitched Roof Skylight 800 x 1200 mm (for a slate roof) or Installation kit for 1 x Pitched Roof Skylight 800 x 1200 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 offering 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 Regal Glass Skylight Windows
Discover our wide range of standard sizes and custom skylights to find the ideal pitched roof skylight for your project. Our skylights provide exceptional energy efficiency with triple glazing, enhancing your space with natural light and modern elegance.
Download our full product catalogue to explore our extensive range and find the perfect solution for your needs. Ready to discuss your skylight requirements? Contact us today!
Can I install Pitched Roof Skylight 800 x 1200 mm myself
Regal Glass Group provides DIY installation videos and pdf guides for all their Skylights range, as well as the 800 x 1200 mm you are searching for.
Weight | 49.80 kg |
---|---|
Dimensions | 55 × 10 × 55 cm |
Brand |
Regal Glass |
Color |
Clear |
Internal Size |
800 x 1200 mm |
External Size |
1000 x 1400 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.

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.
Frameless Skylights Glass Performance
Experience the perfect blend of natural light, energy efficiency, noise reduction, and UV protection with our precision-engineered glass.

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.
Rory Hamilton –
The energy efficiency of Regal Glass skylights is a major selling point. Clients love the savings on their energy bills and the added comfort in their homes.
Lucy Thompson –
Our bespoke-sized pitched roof skylight fits perfectly in our quirky roof space. Regal Glass made the process so easy, and the result is stunning.
Tobias Knight –
The addition of an 800 x 1200 skylight has brought new life to our living room. The energy efficiency is a welcome bonus.
Arlo McCoy –
Our living room’s transformation with an 800 x 1200 skylight is incredible. The light it brings in makes the space so much more welcoming.
Eva Green –
Absolutely thrilled with the 800 x 1200 mm pitched roof skylight! It has completely transformed our attic space into a bright and airy room. The installation was seamless, and the customer service was top-notch. Highly recommend!
Ellie Woodward –
Added an 800×1200 mm skylight to our kitchen, and it’s like a whole new room. Morning coffees are so much more enjoyable with sunbeams streaming in. The UV protection is a bonus, keeping the furnishings from fading.
Harriet Jadon –
Just had a 800 x 1200 mm pitched roof skylight fitted in our new kitchen extension in Bristol. The extra light has transformed the space completely. Fantastic product and excellent customer service from Regal Glass!
Connor Edwards –
Absolutely thrilled with the 800 x 1200 mm pitched roof skylight! It has completely transformed our attic space into a bright and airy room. The installation was seamless, and the customer service was top-notch. Highly recommend!