Real Projects. Real Homes. Real Results.
Step inside our completed installations and see the quality of work delivered by Colin’s Sash Windows across the UK. From bespoke timber sash windows to modern steel-style internal doors, every project showcases our attention to detail, precision manufacturing, and expert installation.
Whether you’re a homeowner, builder, or designer, these real-life case studies give you a clear view of what to expect — from initial design to final installation. If you’re considering upgrading your windows or doors, this is where you’ll see exactly how your project could look.
Explore projects featuring our full range of products, including timber sash windows, uPVC sliding sash windows, double glazing upgrades, composite doors, steel internal doors & partitions, steel look aluminium french doors
You can also browse our photo gallery and video gallery to see close-up details, finishes, and installation quality across different property types.
Every project featured here is completed for real customers — with real challenges, real specifications, and real results.
We don’t use stock images or staged visuals. What you see is exactly what we deliver.
If you’re comparing suppliers or unsure who to trust with your home, these projects are designed to give you confidence in both our products and our process.
Explore Our Completed Projects Below
Premium Internal Steel Doors Installed at James Alexander
A luxury office transformation featuring our premium slim-frame internal steel doors and partition system, designed to create a bright, elegant, and modern workspace with a high-end architectural finish.
View ProjectInspired by Our Work? Let’s Bring Your Vision to Life
Every project you’ve seen here started with a simple idea. Whether you're upgrading your home or working on a client project, our team is ready to help you design, manufacture, and install bespoke windows and doors tailored to your exact requirements.
