Marlin Working with Architects and Specifiers
Architectural Aluminium Glazing for Heritage & Contemporary Projects
At Marlin Windows, we work closely with architects, specifiers, developers, conservation officers, and contractors to deliver bespoke aluminium glazing solutions for residential, contemporary, heritage, and listed-building projects across the UK.
From early-stage specification support through to manufacture and installation, we provide practical technical guidance, precision manufacturing, and design-led glazing systems tailored to each project’s requirements.
Whether you are restoring a period property, replacing original steel windows, or specifying contemporary slimline glazing systems, our experienced team can assist throughout the process.
Contact Us Directly on: 01535 603909 or Click to call
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Why Architects & Specifiers Choose Marlin Windows
Heritage & Conservation Expertise
We specialise in slimline aluminium glazing systems designed to replicate traditional steel windows while delivering modern thermal performance and compliance.
Our systems are regularly used for:
- Listed buildings
- Conservation areas
- Heritage renovations
- Church and chapel restorations
- Industrial-style residential projects
- Contemporary architectural developments
We understand the importance of preserving original aesthetics while meeting current building regulations and performance standards.
Marlin Working with Architects and Specifiers
Just a Few of Our Architect-Led Projects
‘Marlin completely understood the requirements such as for graceful crafted curves’
‘Marlin have a reliable, premium quality product range’
‘Marlin provide excellent customer service that reinforces our own service’
‘Their professional and knowledgeable technical support team are always on hand to help’
The Architect
“This project called for the highest quality manufacturing of the window systems and total precision installation in some very complex window surrounds. The huge glazed units on the garden elevation were originally ‘multiple’ units, but the team at Marlin re-engineered the system and allowed units to be fitted that had no intermediate mullions, enabling maximum daylight input and interruption free views out.
The whole window system and Marlin’s performance exceeded all expectations!”
Stephen F Walker – SFW Property, Chartered Architect

Technical Support Throughout Your Project
We provide specification and technical assistance at every stage, including:
- Technical consultations
- CAD drawing support
- Glazing specification guidance
- Thermal performance advice
- Planning and conservation support
- Bespoke manufacturing solutions
- Site surveys and measuring
- Installation coordination
- Colour and finish guidance
- Hardware specification assistance
Our team works collaboratively to help ensure designs remain practical, compliant, and visually accurate from concept to completion.
Marlin Working with Architects and Specifiers
The Builder
Great quality products along with great customer service. Easy to recommend.

Bespoke Aluminium Glazing Systems
We manufacture and install a range of premium aluminium glazing products, including:
- Slimline aluminium windows
- Steel-look aluminium windows
- Heritage replacement windows
- Aluminium doors
- Internal glazing systems
- Roof lanterns
- Fixed screens
- Contemporary glazing solutions
Every project is manufactured to order at our dedicated facility using high-quality systems and components.
Marlin Working with Architects and Specifiers
Rob Storton – The Owner
“Immediately impressed us with their knowledge and passion for the products they manufacture with attention to detail on the inside and outside.
They work hard to give the client the very best service and they are honest and straight forward to deal with. We are delighted that we chose to appoint Marlin Windows.”

Performance Without Compromising On Design
Our glazing systems combine traditional aesthetics with modern performance benefits, including:
- Improved thermal efficiency
- Slim sightlines
- High-security locking systems
- Durable powder-coated finishes
- Low maintenance
- Double and triple glazing compatibility
- Excellent longevity and weather resistance
We help architects achieve clean architectural detailing without sacrificing energy performance or usability.
Supporting Heritage & Listed Building Projects
We regularly assist with projects involving:
- Listed building consent
- Conservation area approvals
- Steel window replacements
- Sensitive refurbishment works
Our experience allows us to recommend glazing solutions that respect the character of historic properties while improving comfort and efficiency.
TV Featured
Working with architect Ewald Van Der Straeten for ITV’s Love Your Home & Garden with Alan Titchmarsh.
“This system was specifically designed for a wheelchair access in and outside.
It’s so slim and so elegant that it gives us barely any step at all we are talking millimeters.”
Manufacturing Excellence
All products are carefully manufactured with precision attention to detail and quality control.
We are committed to delivering:
- Consistent manufacturing standards
- Accurate lead times
- Reliable communication
- Professional project support
- Exceptional finishing quality
Our experienced team understands the demands of architectural projects and works proactively to support smooth delivery.
Gareth Robinson – Kirk Ella
“We used Marlin for windows and steel style doors and internal screens using Alitherm Heritage products on our recent self build project. Marlin are not local to us but provided an excellent service from quotation, advice, redesigns and with very detailed comms throughout”.

Visit Our Showroom
Architects, specifiers, developers, and homeowners are welcome to visit our showroom to explore our glazing systems, finishes, hardware, and design options in person.
Book a Showroom Appointment
Speak with our team about your project requirements, technical specifications, or conservation considerations.
Specified with Confidence. Built for Longevity
Our aluminium glazing systems are engineered to meet the demands of modern architectural projects, combining precision fabrication, long-term performance, and exceptional finish durability. To support specification confidence, our products are backed by comprehensive guarantees:
- 10-Year Guarantee on the fabrication of the aluminium system
- 25-Year Guarantee on the powder-coated finish
- 5-Year Guarantee on insulated glass units (IGUs)
From concept through completion, architects can specify our systems with assurance, knowing they are designed to deliver lasting performance, aesthetic integrity, and reliability for years to come.
Useful information for Architects
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Technical brochures
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Performance data sheets
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CAD details
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Installation guides
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Maintenance manuals
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Warranty documents
Guide to installation, maintenance and care
Alitherm 400 Window and Door Data Sheet
Alitherm Heritage Windows and Door Data Sheet
Alitherm Heritage 60 Data Sheet
EcoFutural Data Sheet
MC 600 Data Sheet
Visofold Series Data Sheet
Visoglide Sliding Products Brochure
The Sheerline Product Range
Sheerline Specification Guide
Sheerline Classic Aluminium alloy window system Kitemark Certificate
Sheerline BS 4873/PAS 24 Enhanced Security Aluminium Window System Supplier Kitemark Certificate
Sheerline Classic Aluminium Alloy Window System
Sheerline BS 4873/PAS 24 Enhanced Security Aluminium Window System Supplier Kitemark Certificate
Prestige Aluminium Alloy Residential Door System
Smart Systems BSI Certificate
Responsible Sourcing of Products
Smart Systems BSI Certificate
Health and Safety
Smart Systems BSI Certificate
Quality Management
Smart Systems BSI Certificate
Energy Management
Smart Systems BSI Certificate
Environmental Management
Get in touch
Request a FREE profile sample to show clients, planning & conservation officers
Latest projects
HERITAGE WINDOWS
North Rigton, New Build – Aluminium Glazing
CONTEMPORARY WINDOWS
Feature Glazing, Reservoir House – Ilkley
Contact us: 01535 603909 email: sales@marlinwindows.co.uk
Book a Visit
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