Flat Roof Skylight 800 x 2500 mm Original price was: £ 829,00.Current price is: £ 769,00. incl. VAT
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Flat Roof Skylight 1200 x 2000 mm Original price was: £ 1.456,00.Current price is: £ 1.336,00. incl. VAT

Pitched Roof Skylight 800 x 2500 mm

Original price was: £ 819,00.Current price is: £ 769,00. 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 2500 mm
External Size: 1000 x 2700 mm
Glazing Type: Triple Glazed
Net Weight: 100.50kg
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: £ 931,00.Current price is: £ 831,00. incl. VAT
£ 314,00 incl. VAT
£ 314,00 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.

Introducing the Pitched Roof Skylight 800 x 2500 mm by Regal Glass Group, where elegance meets innovation under the vast expanse of the sky. With a rich heritage spanning over two decades in skylight design, this model epitomizes the fusion of modern aesthetics with unparalleled functionality. It’s designed to seamlessly complement the lines of your pitched roof, infusing your home with an abundance of natural light and enhancing its overall ambiance.

Crafted with meticulous attention to detail in our state-of-the-art facilities, each Pitched Roof Skylight we produce reflects our unwavering commitment to excellence. The 800 x 2500 mm model stands out with its frameless, minimalist design, providing an expansive view of the sky while maximizing the entry of daylight, thereby transforming your living spaces into areas of warmth and vitality.

At the heart of this skylight’s design is its exceptional thermal efficiency, underscored by a U-value of 0.9 W/m²K. This feature is instrumental in ensuring that your home remains a haven of comfort, with stable indoor temperatures and reduced energy consumption throughout the year, thereby offering not just aesthetic appeal but also tangible energy savings.

Curious about sizing options? Our range includes a comprehensive selection of standard sizes designed to accommodate various architectural needs. Additionally, for those seeking a tailored solution, we provide custom skylights, ensuring a perfect match for your unique home. Embrace the synergy of style and efficiency with the Pitched Roof Skylight 800 x 2500 mm.


81 kg


55 × 10 × 55 cm


Regal Glass



Internal Size

800 x 1200 mm

External Size

1000 x 2700 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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