Flat Roof Skylight 1500 x 1500 mm Original price was: £ 1.240,00.Current price is: £ 1.110,00. incl. VAT
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Flat Roof Skylight 1500 x 3000 mm Original price was: £ 2.655,00.Current price is: £ 2.505,00. incl. VAT

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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Regal Glass Group: A trusted manufacturer of premium roof windows

Type: Fixed Frameless Flat Roof Skylight
Internal Size: 1500 x 2000 mm
External Size: 1700 x 2200 mm
Glazing Type: Triple Glazed
Net Weight: 179.80kg
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: £ 806,00.Current price is: £ 706,00. incl. VAT
£ 84,00 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.

Enhance your living environment with the Flat Roof Skylight 1500 x 2000 mm by Regal Glass Group, showcasing over 20 years of expertise in the realm of skylights and flat roof windows. This skylight window is engineered to provide your home with abundant natural light while ensuring UV protection, creating a safe and luminous indoor atmosphere.

Each Flat Roof Skylight we produce is the result of meticulous craftsmanship and innovation in our in-house production facilities, utilizing premium quality materials to guarantee longevity and functionality. The 1500 x 2000 mm model features a sleek, frameless design that complements the flat roof’s structure, allowing maximum light penetration and enhancing the overall ambiance of your interior spaces.

Our skylights come equipped with UV protection, safeguarding your family and your home’s interior from the damaging effects of the sun’s rays, while the triple-glazed units with a U-value of 0.9 W/m²K ensure enhanced thermal efficiency. This combination not only provides a comfortable living environment but also contributes to energy savings.

Regal Glass Group offers a comprehensive selection of standard sizes, along with the option for custom-designed skylights, ensuring a perfect match for your architectural needs. The Flat Roof Skylight 1500 x 2000 mm, emphasizing UV protection and the infusion of abundant natural light, is an ideal addition to any home, marrying functionality with the transformative power of daylight.


179 , 80 kg


225 × 10 × 175 cm


Regal Glass


Regal Glass Group Ltd

Internal Size

1500 x 2000 mm

External Size

1700 x 2200 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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