Flat Roof Skylight 1500 x 2000 mm Original price was: £ 1.890,00.Current price is: £ 1.740,00. incl. VAT
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Flat Roof Skylight 600 x 2500 mm Original price was: £ 741,00.Current price is: £ 691,00. incl. VAT

Flat Roof Skylight 1500 x 3000 mm

Original price was: £ 2.655,00.Current price is: £ 2.505,00. incl. VAT

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Regal Glass Group: A trusted manufacturer of premium roof windows

Type: Fixed Frameless Flat Roof Skylight
Internal Size: 1500 x 3000 mm
External Size: 1700 x 3200 mm
Glazing Type: Triple Glazed
Net Weight: 266.30kg
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: £ 902,00.Current price is: £ 802,00. incl. VAT
£ 123,00 incl. VAT
£ 24,00 incl. VAT
£ 15,00 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.

Elevate your home with the Flat Roof Skylight 1500 x 3000 mm from Regal Glass Group, where our legacy of innovation in skylights and flat roof windows meets contemporary design. This skylight window, designed for the modern home, features a sleek, frameless design that offers a minimalist aesthetic while providing maximum daylight exposure, enhancing the brightness and vitality of your indoor spaces.

Produced with meticulous attention to detail in our specialized in-house facilities, every Flat Roof Skylight we offer embodies our commitment to premium quality materials and craftsmanship. The impressive 1500 x 3000 mm model is designed to integrate flawlessly with your flat roof, creating a smooth, uninterrupted surface that captures the sky above and brings an incredible amount of natural light into your home.

The modern, frameless design of our skylights is a key feature, offering a contemporary look that complements the architectural style of your home while emphasizing the importance of natural light and openness. These skylights are not only visually stunning but also highly efficient, with triple-glazed units achieving a U-value of 0.9 W/m²K, enhancing thermal efficiency and contributing to a more comfortable and energy-efficient living environment.

Regal Glass Group provides a comprehensive selection of standard sizes and the option for custom skylights, ensuring a perfect fit for your specific architectural requirements. The Flat Roof Skylight 1500 x 3000 mm, with its emphasis on a modern, sleek frameless design, represents the ultimate in style and functionality, making it an exceptional addition to any contemporary home.


266 , 30 kg


325 × 10 × 175 cm


Regal Glass


Regal Glass Group Ltd

Internal Size

1500 x 3000 mm

External Size

1700 x 3200 mm

Glazing Type

Triple glazed

Glass Tint

Clear Tint



Roof Type

Flat Roof , 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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