Pitched Roof Skylight 500 x 500 mm Original price was: £ 271,00.Current price is: £ 221,00. incl. VAT
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Pitched Roof Skylight 800 x 800 mm Original price was: £ 487,00.Current price is: £ 437,00. incl. VAT

Pitched Roof Skylight 600 x 600 mm

Original price was: £ 361,00.Current price is: £ 311,00. 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 600 mm
External Size: 800 x 800 mm
Glazing Type: Triple Glazed
Net Weight: 20.40kg
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: £ 676,00.Current price is: £ 576,00. incl. VAT
£ 154,00 incl. VAT
£ 154,00 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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Secure Payment

Shop safely with our secure online checkout.

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.

Transform your home with the Pitched Roof Skylight 600 x 600 mm, a hallmark of Regal Glass Group’s over twenty years of excellence in the skylight industry. This skylight embodies the perfect marriage of abundant natural light and contemporary design, complemented by the unmatched safety and durability of toughened glass.

Proudly crafted in our own production facilities, each Pitched Roof Skylight is a testament to our commitment to quality, functionality, and aesthetic appeal. The 600 x 600 mm model features a frameless, minimalist design that not only enhances the visual appeal of your pitched roof but also optimizes the influx of natural light, revitalizing your home’s interiors with warmth and vibrancy.

At the heart of our Pitched Roof Skylights is the safety toughened glass, engineered for maximum durability and peace of mind. This robust material ensures your skylight can withstand the elements, providing a safe, secure solution that stands the test of time. Coupled with our advanced UV protection, your home and its occupants are shielded from the sun’s harmful rays, while the innovative self-cleaning technology, activated by sunlight, keeps maintenance to a minimum.

Our skylights boast exceptional thermal efficiency, thanks to the triple-glazed units with a 15-millimeter warm Edge spacer filled with Argon gas, achieving an impressive U-value of 0.9 W/m²K. This translates to a comfortable indoor climate year-round and significant energy savings.

Explore our range of standard sizes and for those with specific architectural needs, our custom skylight options are always available.


20 , 40 kg


55 × 10 × 55 cm




Regal Glass

Internal Size

600 x 600 mm

External Size

800 x 800 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 [%]


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