start designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doorsstart designing your windows & doors

Horizon Contemporary H1 Lantern Rooflight

H1’s high-security design features a patent-pending glass lock, high-performance glazing tape, and anti-tamper screws for added protection. Radius end top caps are bolted with secure metal fixings, while overlapping cast end caps prevent tampering with rafter and hip rafter bars.

We also offer different Roof Lanterns such as:

From £827.33£689.44 Inc. VATEx. VAT

H1’s high-security design features a patent-pending glass lock, high-performance glazing tape, and anti-tamper screws for added protection. Radius end top caps are bolted with secure metal fixings, while overlapping cast end caps prevent tampering with rafter and hip rafter bars.

We also offer different Roof Lanterns such as:

 

External Colour

Gloss White RAL 9010, Matt Black RAL 9005, Matt Grey RAL 7016

Internal Colour

Gloss White RAL 9010, Matt Black RAL 9005, Matt Grey RAL 7016

Glass

Ambi Blue

Ext Upstand Size (W x L)

1000×1000, 1000×1500, 1500×1500, 2000×2000, 2000×1000, 2000×1500, 2500×1500, 3000×1000, 3000×2000, 3000×1500

Leave a Review

Be the first to review “Horizon Contemporary H1 Lantern Rooflight”

Your email address will not be published. Required fields are marked *

Your email address will not be published. Required fields are marked *

There are no reviews yet - be the first

Unmatched Security for Aluminium Roof Lanterns

The H1 aluminium roof lantern is engineered for exceptional protection with a patent-pending glass lock, anti-tamper screws, and integral gaskets that secure every joint. Overlapping cast end caps and internal fixings make it one of the most secure roof lanterns on the market — delivering strength, safety, and long-term peace of mind.

Sustainable Rooflight Design

With Thermolock® multi-chamber technology and 28mm high-performance glazing, the H1 rooflight skylight offers leading insulation with U-values as low as 1.0 W/m²K. Its thermally broken eaves beam reduces cold bridging, while co-extruded perimeter seals block draughts and moisture. Load tested to 1.2KN/m², it’s built for efficiency, durability, and environmental performance.

Sleek and Stylish Aluminium Roof Lantern

The H1 roof lantern pairs minimalist beauty with modern engineering. Ultra-slim 50mm sightlines, low-profile 8mm top caps, and optional integrated LED channels create an elegant, light-filled architectural feature. With 2-way and 4-way roof designs and a range of colour options, it’s a perfect match for any contemporary home.

Fast, Hassle-Free Installation

Engineered for precision and ease, the H1 aluminium roof lantern simplifies fitting with hook brackets, a pre-assembled ring beam, and smart alignment features. Delivered complete with glazing via Titan’s unbranded transport, installation is quick, watertight, and professional — saving you time without compromising quality.

Frequently Asked Questions

The H1 aluminium roof lantern is one of the most secure on the market, featuring a patent-pending glass lock system, anti-tamper screws, and integral gaskets that seal every joint. It also includes overlapping cast end caps and internal fixings for enhanced protection and lasting structural integrity.

Exceptionally efficient — the H1 rooflight achieves U-values as low as 1.0 W/m²K thanks to Thermolock® multi-chamber technology and 28mm high-performance glazing. Its thermally broken eaves beam minimises heat loss, while co-extruded perimeter seals prevent draughts and moisture ingress.

Yes. The H1 is designed with sustainability in mind, combining energy-efficient insulation, long-lasting materials, and minimal heat loss to reduce environmental impact and energy consumption.

The H1 pairs minimalist design with modern engineering. Its ultra-slim 50mm sightlines and low-profile 8mm top caps create a sleek, architectural finish. Optional integrated LED channels add a refined contemporary touch, perfect for both new builds and renovations.

The H1 aluminium roof lantern is available in 2-way and 4-way configurations to suit a wide range of flat roof layouts. A variety of colour finishes are also available, allowing you to tailor the design to your home’s style.

Each H1 rooflight is load tested to 1.2 KN/m², ensuring exceptional strength and stability. It’s engineered to perform in all weather conditions while maintaining a refined, elegant appearance.

Installation is fast and straightforward. The H1 features hook brackets, a pre-assembled ring beam, and smart alignment points to simplify fitting. Delivered complete with glazing, the system ensures a quick, watertight, and professional installation every time.

Yes. Every H1 aluminium roof lantern comes with a comprehensive 10-year manufacturer’s warranty, offering complete peace of mind and long-term reliability.

Register for our Trade Account

Ladder World Trade Account

Receive exclusive discounts subject to approval*

Discount automatically applied at checkout for customers who have a trade account. Please note your application is subject to approval and must be authorised before you receive your trade discounts. Conditions apply.

register now
Korniche
Smarts Aluminium
Brett Martin
Guardian
Deceuninck
ALUK
Spectus Window Systems
Alunet
Cortizo
Distinction Doors

©2026 Glazing Megastore. All rights reserved. Company No: 16792042 .