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Korniche Roof Lantern

Price range: £694.56 through £4,247.01 ex. VAT £833.47 inc. VAT

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Shop Roof Lanterns that can be delivered faster within 7-10 working days. Please Ensure Sizes Ordered Are Correct – Sizes Cannot be Changed Once The Order Is Processed. 15% Discount Applied For Limited Time. Korniche Lantern 2-3 Weeks Lead Time. Please note this is the new Korniche Roof Lantern introduced in November 2025, measuring and fitting guide has been updated.
Made to order
Custom SizeBi-Fold & Sliding Doors
Slim frame roof lantern design
Slim internal sight lines and low external sight lines
Thermally-efficient glass
Custom made with a choice of external frame colours
10 year warranty
Reduced risk of condensation
Free self clean glass as standard
The elegant and sleek design of the Korniche roof lantern adds that special something to your home. Not only does the lantern fuse the contemporary and classic together, but it also fills your home with natural light. Unlike some competitors, we offer self-clean glass on this roof lantern for no extra charge.

A Korniche roof lantern gives the best-looking finish whilst exceeding standards in strength, warmth, and security. Beautifully crafted and thermally broken, this product is designed and constructed from modern materials you can rely on.

In addition to this product, we sell a range of roof lanterns and pyramid rooflights. View them today, or shop our full collection of rooflights and skylights to find one that suits your needs.

And if you’re interested in more products in the Korniche range, we also sell a beautiful Korniche flat rooflight.

Please ensure sizes are checked before making payment: as all orders are made to order, sizes cannot be changed once manufacturing commences.

Buy bespoke Korniche roof lanterns

We offer bespoke designs and sizes, as well as a range of colours and features, allowing you to select a feature that perfectly suits your needs. Each lantern is precision manufactured for your project. For different sizes and electric or manual opening options, please contact us for prices.

You can also view our wider range of bespoke rooflights.

Features:

  • It’s simple to install – view the helpful view guide below to see how
  • It’s available in bespoke sizes
  • Self-clean glass at no extra cost
  • A range of glass specifications
  • A range of inside and outside frame colours
  • Quality materials and thermally-efficient glass
  • Perfect for a range of buildings, including commercial properties and personal properties

Benefits:

How is the 2025 Korniche Roof Lantern different?

In 2017, the Korniche Roof Lantern didn’t just improve the market, they changed it. They reimagined what home design could be, combining precision engineering, elegant design, and cutting-edge performance to create products that truly transformed the industry.

Today, that same spirit of innovation continues to shape everything they do. The next evolution of the Korniche Roof Lantern is slimmer, warmer, and more efficient than ever, merging minimalist beauty with exceptional performance to deliver the ultimate in style and comfort.

Every detail has been considered, every component refined, and every line engineered for perfection. The result is not just an improvement, it’s a revolution in how modern living spaces are built, experienced, and enjoyed.

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FAQs

Is this Korniche roof lantern thermally efficient?

The thermal efficiency of the Korniche roof lanterns is guaranteed by the elimination of cold bridging, achieved by isolating of the external profiles from the internal ones. Combined with high performance glazing, the Korniche’s ability to reduce heat transfer is in a class of its own.

With complete roof U values from 1.0w/m2K to 1.2w/m2K Korniche ensures your room that’s comfortable all year round.

Is this roof lantern made with quality materials?

The Korniche Roof Lantern has been optimised to create the strongest and stiffest roof lantern possible with minimal structure to obscure your view and let light flood into your home. Unparalleled in strength, the Korniche can survive whatever nature throws at it. Put into perspective a 6mx4m roof lantern can support over 8 tonnes.

Korniche roof lantern prices

This Korniche roof lantern is available from   excl. VAT (accurate as of November 2025). View our full guide on rooflight and skylight costs.

Korniche roof lantern upstand instructions

This roof lantern fits directly on top of the existing builders upstand/kerb as shown on the fitting instructions. The Korniche roof lantern frame is delivered in kit form.

Measuring & Installation Guidelines

Please note size you purchase from the drop-down menu on the website is based on the external upstand dimensions, inclusive of the roofing material. 

If you purchase a 2000mm by 1000mm from our website, then your external upstand dimension, inclusive of the roofing material, would be 2000mm by 1000mm. The width of your upstand should be minimum 75mm wide and 150mm high.

The New Korniche Roof Lantern rooflights are intended for installation onto a fully weathered and insulated builders’ upstand on flat and low-pitch roofs.

 

PDF Installation Fitting guide can be downloaded below. 

Korniche-LANTERN 2 – installation guide (Click here to view PDF)

Lantern2 – Surveying Guide (Click here to view PDF)

Video installation guide:

Technical Information

Unique spar tensioning system
The unique to Korniche tensioning system pulls everything together perfectly to eliminate gaps and improve looks, weather-tightness and strength.

Slimmer contemporary looks 
Reduced-width ridge, hips and rafters with taper design for minimal sightlines. Narrow top and end caps perfectly complement the slimmer profiles. Contemporary look with Korniche curve feature.

Increased thermal performance
Higher volume of thermally insulating material, Wider multichambered thermal breaks and Advanced glass coatings.

Better protection 
Re-designed entirely bespoke gasket systems for total closure, PAS24 high security as standard. Requires Korniche tool (supplied with assembly parts) to de-glaze.

Integrated lighting 
The neatest possible solution for highlighting your roof in low light.

Faster, Simpler installation 
Simplified fitting process with less fasteners, less steps. No experience necessary. Improved integrity sealing on upstand.

Specifications: 

  • Bespoke sizes up to 6m x 4m 
  • Fixed 25˚pitch 
  • 28mm double-glazed units 
  • Largest rectangular lantern with only 4 glass units: 3m x 2.5m (external size) 
  • Largest overall rectangular lantern size: 6m x 4m (external size) 
  • Largest Pyramid lantern with only 4 glass units: 2.5m x 2.5m (external size) 
  • Largest Pyramid lantern: 4m x 4m (external size)

LED lighting strip:
Based on the overall length of your eaves beam, you will receive either a single prewired dimmable IP65 10m LED strip or 2x 10m strips on a reel. Also, IP20 LED drive unit will be supplied matched to the power requirement of the strip(s).

Strips are adhesive-backed for easy installation; your roof will be predrilled for the cables and come with an installation guide and diffusing lens to ensure a high-quality finish.

KEEPING THE HEAT IN AND THE WEATHER OUT
The thermal efficiency of the Korniche roof has been guaranteed by the elimination of cold bridging, achieved by isolating the external profiles from the internal ones, combined with high-performance glazing. Korniche’s ability to reduce heat transfer is in a class of its own.

With complete roof U values from 1.2w/m2K, Korniche provides your home with a room that’s comfortable all year round.

Thermally Broken Eaves Beam
Thermal efficiency starts at the bottom of our roof. Eaves beams are fully thermally broken to create an insulated barrier between the aluminium sections.

Performance Glazing
Korniche can be supplied with a range of high-performance self-cleaning glass options to suit every taste. To complement your new roof, you can choose from glazing option to achieve a U values ranging from 1.0 – 1.2.

STRONG AND SECURE
The Korniche Roof Lantern has been optimised to create the strongest and stiffest roof lantern possible with minimal structure to obscure your view and let light flood into your home. Unparalleled in strength, the Korniche can survive whatever nature throws at it. Put into perspective, a 6mx4m roof lantern can support over 8 tonnes.

More Glass, Less Roof
Design optimisation ensures that Korniche has the largest glass spans and fewest rafters currently available from any other system on the market.

Highest Quality Weatherproofing
Providing the last word in weather protection, Korniche uses the best seals and gaskets available throughout, ensuring complete peace of mind in the most extreme conditions.

Security
Our innovative glass lock system and tamper-proof fasteners keep everything tightly in place, and once finishing capping’s are fitted, there are no visible fasteners anywhere to be seen.

KORNICHE NEW LANTERN BROCHURE 25 (Click here to view PDF)

Warranty

The product is supplied with a 10 year manufacturer’s warranty.

Delivery & Lead Time

Delivery & Lead Time

Lead time for this product is currently 2-3 working weeks. Please note that labour would need to be on site to accept and offload the glass from the vehicle. Lead time may vary at times due to workload.

FREE Delivery to most of the UK, £250 charge applies to postcodes AB, CT, DD, EH, FK, G, IV, KA, KW, KY, ML, PA, PH, PL, TR, TN23, TN24, TN25, TN26, TN30, TN29, TN28

We do not recommend arranging equipment and installation until the item has been delivered.

The Korniche roof lantern frame is delivered in kit form.

Testimonials