Flat Roof Skylight 600 x 2000 mm, Fixed, Frameless, Triple Glazed, 62.40kg, UV 0.9
Flat Roof Skylight 600 x 2000 mm, Fixed, Frameless, Triple Glazed, 62.40kg, UV 0.9 Original price was: £ 676.00.Current price is: £ 497.26. incl. VAT
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Flat Roof Skylight 800 x 800 mm, Fixed, Frameless, Triple Glazed, 34.20kg, UV 0.9
Flat Roof Skylight 800 x 800 mm, Fixed, Frameless, Triple Glazed, 34.20kg, UV 0.9 Original price was: £ 546.00.Current price is: £ 375.06. incl. VAT

Flat Roof Skylight 600 x 3000 mm, Fixed, Frameless, Triple Glazed, 92.40kg, UV 0.9

(5 customer reviews)

Original price was: £ 1.002.10.Current price is: £ 797.12. incl. VAT

14 in stock (can be backordered)

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Regal Glass Group: A trusted manufacturer of premium roof windows
Built to prevent leaks—trusted rooflights by Regal Glass Group.

Type: Fixed Frameless Flat Roof Skylight
Internal Size: 600 x 3000 mm
External Size: 800 x 3200 mm
Glazing Type: Triple Glazed
Net Weight: 92.40kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Leakproof Design

Experience the excellence of Regal Glass Group’s roof windows, featuring these impressive technical characteristics.

Sold By Manufacturer

14 in stock (can be backordered)

Skylight Blinds for Flat Roof Window 600x3000mm - Translucent, Hardwired
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Original price was: £ 806.40.Current price is: £ 745.41. incl. VAT
Installation kit for 1 x Flat Roof Skylight 600x3000mm
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£ 84.00
Foam Rope - Structural Glazing Tape – 9mm Thick (7.5m Rolls)
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£ 24.00 incl. VAT
Weatherproofing Sealant (Silicon) - DOWSIL™ 791, 310ml
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£ 15.00 incl. VAT
Self-Cleaning Liquid Smart Glass Bottle 15ml
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£ 30.00 incl. VAT

ACTIVE PROMOTION

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Description

Our Flat Roof Skylights are composed of three distinct glass panes, each contributing to the unit’s durability and thermal efficiency:

  • Top Pane: 6 mm Planibel Clearlite / Thermally toughened glass, compliant with BS EN 12150
  • Middle Pane: 4 mm Planibel Clearlite / Thermally toughened glass, compliant with BS EN 12150
  • Bottom Pane: Stratobel Clearlite 44.2 iplus 1.1 / Laminated glass with Low-E coating, compliant with EN 14449

Premium Flat Roof Skylights

Choosing a skylight but concerned about heat loss? Our Flat Roof Skylight 600 x 3000 mm, features an outstanding U-value of 0.9 W/m²K. Thanks to its triple-glazed units and warm edge spacer technology, it ensures top-notch insulation, keeping your space warm in winter and cool in summer, while allowing plenty of natural light to brighten your home.

Why Choose Our Frameless Flat Roof Windows

  • Energy Efficiency: Benefit from the excellent thermal performance provided by our triple-glazed units and warm edge spacer technology. With a U-value of 0.9 W/m²K, your space remains comfortable throughout the year, and energy bills are reduced.
  • Unobstructed Views: The frameless design enhances the penetration of natural light, offering breathtaking, unobstructed panoramic views of the sky, making your space feel more open and connected to the outdoors.
  • Self-Cleaning Convenience: Enjoy low-maintenance living with our sunlight-activated self-cleaning feature, which keeps your skylight glass clear and spotless with minimal effort.
  • Versatile Installation: Suitable for flat roofs with pitches between 6° and 45°, these skylights are adaptable to various architectural designs, making them ideal for many homes.
  • Sun Safety: Protect your interiors from harmful UV rays while still enjoying the benefits of abundant natural light.
  • Safety First: Constructed with safety-toughened glass, our skylights ensure maximum durability and security, providing peace of mind.
  • Peaceful Ambiance: Experience a quieter indoor environment with our effective soundproofing, enhancing your overall comfort.
  • Regulation Compliant: Our skylights meet all British Standards & Building Regulations and carry the CE safety marking, ensuring they meet the highest safety and quality standards.

Essential Skylight Accessories

Enhance your skylight installation with these essential accessories for a smooth and efficient setup:

  • Skylight Blinds for Flat Roof Window 6003000mm: These custom-fitted blinds provide perfect light control and privacy, allowing you to create the ideal atmosphere in your home.
  • Installation Kit for 1 x Flat Roof Skylight 600x3000mm: This complete kit includes everything you need for a secure and hassle-free installation, ensuring your skylight performs optimally.
  • Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: Create a watertight seal around your skylight with this durable silicon sealant, keeping your indoor environment dry and comfortable.
  • Foam Rope – Structural Glazing Tape – 9mm Thick (7.5m Rolls): This high-quality tape provides both effective sealing and crucial support during installation, ensuring a tight and secure fit for your skylight.
  • Self-Cleaning Liquid Smart Glass Bottle 15ml: Maintain the self-cleaning properties of your skylight with this special solution, keeping your glass sparkling clean with minimal effort.

Choose Regal Glass Skylight Windows

We offer an extensive range of standard sizes, including the popular 3000 x 600 mm skylight (also known as 3 x 0.6 m roof light), as well as fully custom skylights to meet your specific requirements. Our flat rooflights provide:

  • Exceptional Thermal Performance: Thanks to innovative features like triple glazing, our skylights deliver outstanding energy efficiency, keeping your space comfortable all year round.
  • Natural Light Abundance: Our skylights fill your space with beautiful natural light, creating a brighter and more inviting atmosphere.
  • Elegant Design: The sleek, modern design of our flat rooflights adds sophistication to any setting, whether contemporary or traditional.

Download our full product catalogue to explore our wide range of flat roof skylights and find the perfect solution for your project.

Ready to discuss your skylight needs? Contact us today!

🗺️ Where to Buy 600 x 3000 mm Roof Lights Near Me

Looking for a 600 x 3000 mm roof light near you? Also known as a 0.6 x 3 m large skylight, this dramatic format floods interiors with natural light—perfect for open-plan kitchens, garden rooms, or architectural extensions. At Regal Glass Group, we build frameless flat roof lights that deliver bold design impact with energy-saving performance.

Large Skylight – Ideal for Panoramic Daylight
Trusted by 1,200+ UK Homeowners & Trades
20-Year Warranty Included – No Hidden Costs
Secure Checkout & Payment Options
Custom & Bespoke Sizes Available

Our UKCA-certified skylights are engineered to handle the demands of larger builds, combining structural strength with seamless aesthetics. Order online and enjoy fast, reliable delivery anywhere in the UK.

Additional information
Weight 92.40 kg
Dimensions 325 × 10 × 85 cm
Brand

Regal Glass

Manufacturer

Internal Size

600 x 3000 mm

External Size

800 x 3200 mm

Glazing Type

Glass Tint

Self-Cleaning:

Yes

Roof Type

Flat Roof

,

Pitched Roof

Skylight Type

Frameless

Top Glass Pane:

6 mm Planibel Clearlite / Thermally toughened glass EN 12150

Air Gap

16 mm Argon 90%

Middle Glass Pane:

4 mm Planibel Clearlite / Thermally toughened glass

Air Gap

16 mm Argon 90%

Bottom Glass Pane:

Stratobel Clearlite 44.2 iplus 1.1 pos.5 / Laminated glass with Low-E coating EN 14449

Spacer Type

15mm Black Warm Edge

U value

0.9 [W/(m².K)]

Sound reduction - EN 12758

[dB] 39 (-2;-7)

Light transmittance: tv [%]

72

External light refection : ρv [%]

17

Internal light refection : ρvi [%]

17

Colour rendering index : Ra [%]

97

Solar energy transmittance : g [%]

57

Shading coefcient : SC

0.66

Selectivity

1.26

UV transmission : τuv [%]

0

Shipping & Delivery

Delivery Times:

  • Standard Size Flat & Pitched Skylights: Typically delivered within 3 to 6 working days.
  • Custom Size Orders: Production and delivery to the UK take approximately 3 to 6 weeks. Delivery is free of charge.
  • Roof Lanterns: Delivered within 10-14 working days from the date of order.
  • Framed Skylights: Delivered within 10-14 working days from the date of order.
  • Electric Opening Skylights: Delivered within 10-14 working days from the date of order.
  • Walk-On Skylights: Delivered within 10-14 working days from the date of order.
  • Skylight Blinds: Delivered within 10-14 working days from the date of order.

Delivery Hours:

  • Monday to Friday, between 8 am and 5 pm.

Once your payment has been processed, we will contact you to arrange a convenient delivery time.

Placing an Order: To view delivery costs, please add your desired products to the cart and enter the shipping address.

Delivery Areas:

  • Within London (M25): Our dedicated drivers ensure safe delivery. Please ensure that you or your builders are present to accept the delivery, as our drivers work alone and the vehicles are pre-loaded.
  • Outside London (M25): We utilize an external shipping network. The courier will contact you to schedule a suitable delivery time.
  • Extra Economy Shipping: Available for all areas except Northern Ireland and Scotland. In rare cases, delivery may be to a local depot if suitable vehicles are unavailable.

Important Notes:

  • Many of our products are heavy, ranging from 10kg to 280kg. Depending on the size and weight, additional help may be required for unloading (2-6 people).
  • We are not liable for any damage during unloading. It is the customer's responsibility to manage this process.
  • If no one is present to receive the delivery, our driver will attempt to contact you via phone, text, or voicemail. If contact cannot be made, the product will be returned to our warehouse.

Before and After

See how a space is completely transformed with a Regal Glass skylight.

  • Maximum daylight
  • Modern minimalist design
  • Superior insulation & UV protection

One change. Total transformation. Choose Regal Glass Group.

Our Roof Windows in Action

Photos from completed projects by our clients

Quick Shipping

Get it fast with our expedited shipping options.

Secure Payment

Shop safely with our secure online checkout.

Easy Returns

Hassle-free returns within 30 days.

20 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
100%
Solar energy transmittance (G value): g [%] 65
65%
UV transmission : 0 τuv [%]
0%
Light transmittance: τv [%] 72
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.

Reviews

5
5 reviews
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5 reviews for Flat Roof Skylight 600 x 3000 mm, Fixed, Frameless, Triple Glazed, 92.40kg, UV 0.9

Clear filters
  1. Dylan Evans

    The elegance of our staircase skylight has elevated our home’s aesthetics to new heights. Thank you, Skylights.co.uk!

  2. Zachary Sheepman

    The 1000 x 3000 skylight over our staircase is stunning. It brings so much natural light into what was a dim area.

  3. Freddie White

    The new skylight in my bedroom is stunning. The light, has transformed my space. It feels much more expensive now thanks to skylights.co.uk!

  4. Oliver Kingsley

    Excellent product, great insulation, and looks amazing.

  5. River Joyce

    Impressive quality.

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FAQ

What’s the U-value and how energy efficient is it?

Our triple-glazed models offer U-values as low as 0.9 W/m²K (whole unit), helping you meet Part L regulations and reduce heat loss.

Does it come with self-cleaning glass?

Yes. All our skylights come with self-cleaning glass as standard to reduce dirt buildup.

Can I order custom sizes?

Yes. We offer made-to-measure rooflights to fit your exact requirements. Contact us for a custom quote.

Is it really leak-proof?

Yes. When installed with our official flashing kit and according to instructions, it is guaranteed to be watertight. 

Is the glass safe and shatterproof?

Absolutely. Each unit uses toughened outer and laminated inner glass that complies with UK safety standards (EN12150 / EN14449).

How long is the warranty?

We offer a 20-year guarantee on the glazing unit.