S1 Aluminium Roof Lantern
Secure, sustainable and stylish, the UK’s most secure roof lantern
Flood your home in light with our ultra secure, thermally efficient S1 roof lanterns
Key Features
Exceptional thermal insulation 1.0 U-value W/(m²K) centre pane
UK’s most secure lantern
10 year Manufacturers Warranty
The S1 roof lantern
Choosing the right roof lantern for your home is an important decision. They should let in the maximum amount of light, yet keep heat in your home and would be intruders out. Letting you enjoy more natural light and amazing nighttime views of the stars, while bringing a sense of space and tranquillity to your home. This is why we have designed the S1 aluminium roof lantern from the ground up to meet your every need. Building on years of experience, we’ve incorporated many new innovative ideas to create a warmer, slimmer and much more secure roof lantern.
Looks great from every angle
The S1 aluminium lantern encapsulates the pinnacle of modern design thinking. By combining ultra-low line aesthetics with precision engineering and an unwavering focus on flawless integration, the S1 delivers a product that elevates both the form and function of any space it graces. Its perfectly in-line corner and rafter end caps exemplify a dedication to visual purity, ensuring that the lantern remains a seamless part of the architectural whole.
For those seeking to bring a sense of modernity, light, and understated elegance to their home or project, the S1 stands unrivalled—a beacon of what is possible when beauty and performance are pursued without compromise.
“Great quality products along with great customer service. Easy to recommend.”
Thermlock® technology helps keep heating bills lower
The S1 lantern combines aluminium’s clean lines with exceptional thermal performance and features our innovative Thermlock® multi-chamber technology to keep you and your property well insulated against the worst of the UK weather. This coupled to high performance 28mm glazing means our lantern roofs offer class leading thermal performance, far superior to traditional polyamide systems based around 24mm glazing. A unique co-extruded perimeter seal also ensures draughts and rain are kept safely outside. 28mm glazing also allows acoustic dampening glass to be fitted if required.
The UK’s most secure lantern, keeping your home safe
The innovative construction of the S1 system eliminates the security weaknesses of traditional lantern designs. Features such as anti-tamper screws, enclosed anti-tamper glazing, security tape and our patent pending glass lock, alongside our unique high security ridge end, ensure there isn’t an easy way to enter your property via your flat roof lantern. All of these innovative features combined make Sheerline’s S1 system the UK’s most secure aluminium lantern roof*. *Mainstream residential roof lantern – not utilising bonded glass
So if you are looking for a lantern that comes with extra peace of mind as standard – then we have you covered.
Upgrade available: Additional security clamping plates, lock laminated glass panels in place, preventing them from being lifted and removed by would-be intruders
Configurations & Colour
S1 is available in 13 styles up to 3.2 x 6m without tie bars.
Square Style 1
2-way Style 2
2-way Style 3
2-way Style 4
2-way Style 5
Square Style 6
2-way Style 7
2-way Style 8
2-way Style 9
2-way Style 10
3-way Style 11
3-way Style 12
3-way Style 13
Flush Intelligent Ventilation
With a sleek minimalist design that sits perfectly flush with S1’s discreet rafter bars, and with powered actuators that are intelligently automated, we have reimagined roof vents, bringing them into the 21st century at last. Dispensing with the need for muntin bars, which are prone to issues, SheerVent® offers reliable ventilation without the risk of leaks.
Document Downloads
S1 Lantern Consumer Brochure
Latest projects
SLIDING DOORS
Cross Hills – Spectacular Eco Friendly Design
CONTEMPORARY WINDOWS
Early 70's Property Renovation – Windermere
HERITAGE WINDOWS
Millhouses – Sheffield
Why choose Marlin?
Reasons why you should expect 100% satisfaction.
Quality Control
We believe that our quality standards are unrivalled. Our manufacturing processes and activities are monitored with well defined controls and inspection procedures are performed by trained personnel.
Care
We respect you, your property and your project taking care over each detail from order to delivery to your post installation satisfaction.
Project Focus
Your project is important to us. We manufacture to your made to measure requirements so that we get it exactly right. See example case studies of our project work.
Frequently Asked Questions
If you require any support, please don’t hesitate to review our FAQ’s below or drop us a message on our contact form here
How energy efficient are your windows & doors?
All of our products are very thermally efficient; they meet and exceed all current building regulations.
Our aluminium profiles are thermally broken and benefit from high performance double glazing with a centre pane U Value of 1.2 W/m2 as standard. The maximum overall U value of any of our products is 1.6 W/m2, with many of our door and window products offering even lower U Values.
What information must be provided in order to get an accurate quotation?
We will ask you to provide the following information:
- Approximate dimensions (width x height)
- Basic design/layout
- Colour
- Project location
How long will my quotation take?
We aim to return all quotations within 24 hours however large projects may take longer.
Come and explore…
Aluminium Bi-fold Doors, Sliding Doors, Contemporary Glazing, Aluminium Heritage Windows and Traditional Steel Replacement Doors
