Accoya Timber

Sliding Sash Windows

Handcrafted by the

HERITAGE CONSERVATION

Who We Are

CONSERVATION SPECIALISTS

Heritage at Heart,

Community in Focus!

At The Timber Sash Company Ltd, we believe in the power of heritage to connect communities, inspire pride, and preserve the stories that define us

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Founded in 1978, with a history of manufacturing traditional handcrafted bespoke joinery, The Timber Sash Company is dedicated to the conservation and reproduction of period design.

With a loyal customer base built on our renowned attention to detail and authentic designs, we specialise in timber sash windows that honour heritage while embracing innovation.

By collaborating with architects and designers, we create bespoke window solutions that blend timeless craftsmanship with modern advancements,

a testament to our tradition, and innovation.

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About Us

Discover our Sliding Sash Windows

CONSERVATION SPECIALISTS

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Why Choose Timber Sash Co?

We've taken the best aspects of every timber sash window and created the ultimate in performance and design.

Every detail has been considered, from the traditional construction methods to the authentic sash sections.

Grade 1 Accoya for its outstanding performance

Teknos factory applied paint for its outstanding durability

'Optifloat 1' Low E Double Glazing for its outstanding thermal resistance

'Secured By Design' locks and restrictors for their outstanding security

Traditional mortice and tenons for their outstanding structural integrity

With over 47 years of experience, our timber sliding sash windows are designed to fit seamlessly into the fabric of your building and give long lasting performance for many years to come.

Our Windows

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...

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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