Who We Are
CONSERVATION SPECIALISTS
Founded in 1978, The Timber Sash Company is a family-run business dedicated to preserving the art of traditional joinery. With a loyal customer base built on our renowned attention to detail and authentic designs, we specialise in handcrafted timber sash windows that honour heritage while embracing innovation.
Our commitment to conservation and sustainability drives us to source responsibly managed timber from certified forests, reducing environmental impact and catering to eco-conscious customers. By collaborating with architects and designers, we create bespoke window solutions that blend timeless craftsmanship with modern advancements—a testament to our tradition, innovation, and family values.
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At our core, we are advocates for thoughtful, heritage-sensitive conservation that celebrates the individuality of every building while enhancing the communities they serve. We believe in a future where history and innovation coexist, creating spaces that are as meaningful as they are enduring.
Discover Our Premium Handcrafted Sliding Sash Windows
Why Choose Timber Sash Co?
We've taken the best aspects of every window we have ever made and created the Ultimate Sliding Sash Window. Every detail has been considered. From the finest grade 1 Accoya Timber to the High Security locks and furnitue.
Accoya Grade 1 Sustainable Timber
Durable, High-Quality Paint Finishes
Thermally Efficient Double Glazing
High Security Locks & Furniture
Traditional Cords & Weights
Over 47 years of experience & expertise





Commercial Expertise & Trade Partnerships
At Timber Sash Co, we are proud to be a trusted partner for trade professionals, builders, and the construction industry. Our focus is on manufacturing high-quality sliding sash windows tailored to the needs of commercial projects, from large-scale developments to bespoke heritage restorations...
We work closely with trade professionals to ensure seamless integration into their projects, offering:
Bespoke manufacturing to meet specific project requirements
Consistent quality and detailed precision for every window
Efficient production processes for reliable lead times
Support for planning and compliance in heritage and conservation areas

Don't Take Our Word For It...



