Pitched Roof Skylight 600 x 900 mm Original price was: £ 461,00.Current price is: £ 411,00. incl. VAT
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Pitched Roof Skylight 600 x 1500 mm Original price was: £ 510,00.Current price is: £ 460,00. incl. VAT

Pitched Roof Skylight 600 x 1200 mm

Original price was: £ 525,00.Current price is: £ 475,00. incl. VAT

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Regal Glass Group: A trusted manufacturer of premium roof windows

Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 600 x 1200 mm
External Size: 800 x 1400 mm
Glazing Type: Triple Glazed
Net Weight:38.40kg
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: £ 733,00.Current price is: £ 633,00. 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 with the Pitched Roof Skylight 600 x 1200 mm from Regal Glass Group, a leader in the skylight industry with over two decades of expertise. This skylight combines the beauty of natural light with innovative design and technology, including a triple glazed feature that significantly reduces heat transfer. This means your home enjoys a more consistent and ambient temperature throughout the year, enhancing comfort and reducing energy costs.

Crafted with meticulous attention to detail in our own facilities, each Pitched Roof Skylight is a testament to our commitment to quality and innovation. The 600 x 1200 mm model features a frameless, minimalist design that not only complements the architecture of your pitched roof but also maximizes the flow of natural light into your home. This influx of light transforms your living spaces, creating a warm, inviting atmosphere.

The triple-glazed units are at the core of our skylights’ superior performance. With a 15-millimeter warm Edge spacer filled with Argon gas, these units achieve an exceptional U-value of 0.9 W/m²K, ensuring your home remains comfortable and energy-efficient throughout the year. This advanced design also includes UV protection, safeguarding your interiors and occupants from the sun’s harmful rays, while the safety toughened glass and self-cleaning technology ensure durability and ease of maintenance.

For those exploring our range of standard sizes, we invite you to visit our shop. And for those requiring a customized solution, our bespoke skylight options are also available here.


38 , 40 kg


55 × 10 × 55 cm




Regal Glass

Internal Size

600 x 1200 mm

External Size

800 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

1 review

1 review for Pitched Roof Skylight 600 x 1200 mm

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  1. Evelyn Campbell

    The 600 x 1200 skylight in our attic has completely transformed the space. The amount of natural light it brings in is just breathtaking.

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