Pitched Roof Skylight 800 x 1000 mm Original price was: £ 532,00.Current price is: £ 482,00. incl. VAT
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Pitched Roof Skylight 800 x 1500 mm Original price was: £ 577,00.Current price is: £ 527,00. incl. VAT

Pitched Roof Skylight 800 x 1200 mm

Original price was: £ 565,00.Current price is: £ 515,00. incl. VAT

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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.

Original price was: £ 770,00.Current price is: £ 670,00. incl. VAT
£ 169,00 incl. VAT
£ 169,00 incl. VAT
£ 24,00 incl. VAT
£ 15,00 incl. VAT
£ 115,00 incl. VAT
£ 115,00 incl. VAT
£ 30,00 incl. VAT

Payment Methods:

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Easy Returns

Hassle-free returns within 30 days.

10 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.

Modern Design
Solar energy transmittance (G value): g [%] 65
UV transmission : 0 τuv [%]
Light transmittance: τv [%] 72
Thermal transmittance (U value): : 0.9 [W/(m².K)]
Min 3.0 [W/(m².K)] / Max 0.1 [W/(m².K)] 70%
Shading coefficient: 0.66 SC
( Maximum SC 1.00 / Maximum SC 0.20 ) 42%
Sound Reduction: 39 dB (-2;-7)
( Maximum 40dB / Minimum 30dB ) 90%

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.

Elevate your home’s aesthetic and functionality with the Pitched Roof Skylight 800 x 1200 mm from Regal Glass Group, where modern elegance meets over twenty years of skylight expertise. This skylight is designed to transform your living space, offering unmatched daylight infusion and a sleek design that complements the contemporary lines of your pitched roof.

Crafted in our state-of-the-art facilities, each Pitched Roof Skylight is a reflection of our commitment to excellence in both functionality and design. The 800 x 1200 mm model features a frameless, minimalist design that enhances the flow of natural light and adds a touch of modern elegance to your home, making it a focal point of architectural beauty.

With the innovative self-cleaning glass feature, maintenance becomes effortless, and the safety toughened glass provides an added layer of durability. Our skylights are also designed for optimal thermal efficiency, with triple-glazed units and a 15-millimeter warm Edge spacer filled with Argon gas, achieving an excellent U-value of 0.9 W/m²K. This ensures your home stays comfortable and energy-efficient, with stable temperatures year-round.

Considering the unique requirements of your space? Our extensive standard size range offers a variety of options to suit different needs. And for those seeking a personalized touch, our custom skylight service provides a tailored solution that perfectly aligns with your home’s design and functionality goals.


49 , 80 kg


55 × 10 × 55 cm


Regal Glass



Internal Size

800 x 1200 mm

External Size

1000 x 1400 mm

Glazing Type

Triple glazed

Glass Tint

Clear Tint



Roof Type

Pitched Roof

Skylight Type


Top Glass Pane:

6 mm Planibel Clearlite / Thermally toughened

Air Gap

16 mm Argon 90%

Middle Glass Pane:

4 mm Planibel Clearlite Thermally toughened

Air Gap

16 mm Argon 90%

Bottom Glass Pane:

Stratobel Clearlite 44.2 with iplus 1.1 pos.5

Spacer Type

15mm Black Warm Edge

U value

0.9 [W/(m².K)]

Sound reduction - EN 12758

[dB] 39 (-2;-7)

Light transmittance: tv [%]


External light refection : ρv [%]


Internal light refection : ρvi [%]


Colour rendering index : Ra [%]


Solar energy transmittance : g [%]


Shading coefcient : SC




UV transmission : τuv [%]


Customer Reviews

3 reviews

3 reviews for Pitched Roof Skylight 800 x 1200 mm

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  1. 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.

  2. 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.

  3. 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.

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