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Roof Lantern.

Korniche Aluminium Lantern

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Korniche Aluminium Roof Lantern
1.2
U-Value (W/m²K)
Korniche
System
Structural
Self‑supporting
6m
Max Width

Sunlight into the middle of the room.

A roof lantern drops daylight straight into the heart of a space — anywhere you have a flat roof, you can have one. On a kitchen extension, it turns a dim back of house into the brightest room in the building. On a loft conversion, it brings sky views into a room that would otherwise feel enclosed.

Korniche is the reference‑standard aluminium lantern in the UK. Its structural rafters are self‑supporting up to 6m × 3m with no ridge beam, which means fewer fixings, cleaner sightlines, and faster installation than any competitor.

Roof lantern detail
Roof lantern interior view

Slimmest sightlines in the category.

Korniche rafters are just 38mm wide — the thinnest in any lantern system on the market. From underneath, the glass dominates and the metalwork almost disappears. Combined with self‑cleaning, solar‑control low‑iron glazing as standard, the result is maximum light with minimum heat gain.

Available in 2‑bar, 3‑bar, 4‑bar and custom configurations. Powder‑coated in any RAL colour; matt black anthracite and traffic white are the most specified.

Specifications

1.0-1.2
U-Value (W/m²K)
38mm
Rafter Sightline
6m × 4m
Max Rectangular
25°
Fixed Pitch
Self-Clean
Low-Iron Glass
8 Tonnes
Load Capacity
10 Year
Warranty
Any RAL
Powder Coat

Korniche structural aluminium roof lantern. Self‑supporting rafter system — no ridge beam required, no structural tie‑rods. 38mm rafter sightline (slimmest in class). Glazed with 28mm warm‑edge toughened units, self‑cleaning as standard. Whole‑system U‑value 1.0–1.2 W/m²K. Fixed 25° pitch. A 6 × 4m lantern supports over 8 tonnes. 10‑year manufacturer warranty.

Rectangular 2‑bar through 4‑bar configurations (up to 4 glass units per side). Square, hexagonal, and octagonal variants available for decorative schemes. Fixed 25° pitch. Max size 6m × 4m rectangular; 4m × 4m pyramid. Typical installation time half a day.

Colour Options

Available in Black, Anthracite Grey, and White as standard.

Black
Anthracite
White

Full RAL colour range available on request.

APX Casement colours

Interested in the APX Casement?

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