Architectural Glazing  |  Fire-Rated Systems  |  Passivhaus Solutions

Precision.
Performance.
Protection.

DIW Ltd specialises in architectural aluminium glazing, including fire-rated aluminium windows, doors and curtain walling, alongside high-performance and Passivhaus glazing systems. Based in Newark, Nottinghamshire, we fabricate and supply precision-engineered aluminium glazing solutions for clients across the UK.

Glazed aluminium entrance doors and screen in a commercial reception

Architectural Glazing

High Performance Systems

Fire Rated Systems

Safety Without Compromise

Passivhaus Solutions

Built for a More Sustainable Future

About DIW Ltd

Trusted Architectural Glazing Specialists

DIW Ltd is a Specialist Architectural Aluminium Glazing Fabricator based in Newark, Nottinghamshire. We manufacture high-quality aluminium windows, doors and curtain walling, as well as fire-rated aluminium windows, fire-rated aluminium doors, fire-rated curtain walling and Passivhaus glazing systems for projects across the UK.

Our team works to agreed drawings, specifications and standards to deliver dependable workmanship and consistent quality.

Working closely with numerous system suppliers, we offer a manufacture-only service or supply and fabricate, to deliver high-quality products that support compliance, performance and architectural design requirements. Where applicable, our products are UKCA marked, demonstrating compliance with relevant UK performance standards and providing confidence in their suitability for the Great Britain market.

Why Choose DIW?

Experience, Quality
and Technical Expertise

At DIW Ltd we combine practical industry knowledge, precision fabrication and responsive customer service to deliver aluminium glazing solutions for modern construction projects. We understand the technical, commercial and regulatory requirements involved in construction, and we work closely with clients to keep projects moving smoothly.

01

Experience

Practical, hands-on knowledge of aluminium glazing fabrication and the realities of modern construction programmes.

02

Quality

Consistent, dependable workmanship, manufactured to agreed drawings, specifications and standards.

03

Technical Expertise

A clear understanding of the technical, commercial and regulatory requirements behind every glazing package.

04

Responsive Service

Close, straightforward communication with clients to keep projects moving smoothly from enquiry to delivery.

Precision Fabrication

Robust QA/QC & Testing

Safety & Compliance

Sustainable Solutions

UK Manufacturing

Competitive Pricing

On-Time Delivery

Our Services

Architectural Glazing Solutions

Windows & Doors

Aluminium window and door systems fabricated to specification for commercial and residential projects.

Curtain Walling

Aluminium curtain walling fabricated to agreed drawings for façades and commercial elevations.

Bespoke Solutions

Project-specific fabrication, from free-issue fabrication to full supply and fabricate.

UK

Based Manufacturing

QA

Tested & Verified

Sustainable

Passivhaus Solutions

Trusted

Across the UK

Let's Work Together

Ready to start your next project?

Talk to us about your next glazing package. Send your drawings, specification or scope and we will review it and come back to you with a quote and a manufacturing slot.

Aluminium profile machining line in the DIW workshop