top of page

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

Accoya Timber

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.

​

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.

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

Sliding Sash Window
Sliding Sash Window

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

Sliding Sash Window
Sliding Sash Window

Don't Take Our Word For It...

John Atkinson is a perfectionist and, if you want wooden replacement sash windows, which are usually required in conservation areas, he is the man to go to. 

David G - Lancashire

Sash Window
Timber Window
Sliding Sash Windows
Conservation