Bringing Timeless Beauty To Your Home
Experience the Craftsmanship of London Box Sash
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Our skilled artisans handcraft custom-made sash windows to meet our customers' specific needs with precision and attention to detail

With decades of experience, London Box Sash creates one-of-a-kind pieces with the highest quality of craftsmanship.

Our loyal customers are testament to our commitment to building long lasting relationships based on trust and mutual respect.

We use traditional techniques combined with modern methods to ensure that your windows are as beautiful as they are durable.
From initial contact to completion everything for my new box sash window installation was a great customer experience. In fact the whole thing was enjoyable, stress free and the windows are fantastic.
Leo in Greater London
Aesthetic Appeal You'll Love
- Bespoke Craftsmanship at its Finest
- Unmatched Quality and Durability
- Seamless Design & Installation
- Built on Trust & Relationships
- Experience you can trust
- Bespoke Designs
- Pride in our workmanship
- Hassle-free experience from start to finish
Unlock Your Home's Potential
Our materials are sourced from sustainable sources, so you can rest assured that your windows will last for years to come.
Our team can help you create a design that is tailored to your specific needs and tastes, allowing you to create a truly unique sash window that fits perfectly into your home or office.
Craft Your Dream Sash Windows
We offer a full design and installation service so you can be sure that your windows will look perfect in your home or business
Our materials are sourced from sustainable sources, so you can rest assured that your windows will last for years to come.