Domestic & Commercial Glazing Specialists for London & surrounding areas
Delivering Aluminium, Timber and UPVC window & door packages for contractors, housing associations and homeowners. From bespoke residential installations to £100k+ commercial projects, Sash Specialists delivers quality, compliance and programme certainty. Trusted since 2008 for quality craftsmanship, exceptional finishes and reliable service.
PROJECTS COMPLETED
FANTASTIC TEAM MEMBERS
YEARS OF EXPERIENCE
100+
15
15+
Trusted Experts in Windows, Doors & Bespoke Joinery
For over 15 years, Sash Specialists has delivered premium timber, aluminium and UPVC windows, doors and bespoke joinery across London and surrounding areas. Since 2008, we've built our reputation on exceptional craftsmanship, reliable service and attention to detail, delivering everything from heritage sash window restorations to modern aluminium glazing systems for commercial and residential projects.
Whether you're a homeowner transforming your property or a contractor managing a large-scale development, we provide a complete service—from consultation and survey through to manufacture, installation and aftercare. Every project is delivered with quality, compliance and long-term performance at its core.
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Our expertise includes traditional timber sash windows, contemporary aluminium systems, high-performance UPVC windows and doors, bespoke joinery, fire-rated doors and commercial glazing packages. We combine skilled craftsmanship with modern manufacturing techniques to deliver outstanding results on projects of every size.
Why choose Sash Specialists?
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15+ years of trusted experience
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Specialists in timber, aluminium and UPVC systems
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Commercial and residential expertise
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Bespoke solutions tailored to every project
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Quality workmanship backed by comprehensive warranties
Explore our projects and discover why homeowners, contractors and housing associations trust Sash Specialists to deliver exceptional results
Sash Window Specialists Since 2008
For over 15 years, Sash Specialists has been restoring, replacing and upgrading traditional sash windows across London and surrounding areas. We combine craftsmanship with modern performance, preserving the character of period properties while improving comfort, security and energy efficiency.
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Whether your home features original Victorian or Georgian sash windows, our experienced team carefully restores their authentic appearance wherever possible. From draught-proofing and repairs to complete replacements, every solution is designed to respect the architectural heritage of your property without compromising on performance.
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Alongside our sash window expertise, we deliver premium timber, aluminium and UPVC windows and doors, including casement windows, French doors, bifold doors and bespoke joinery. Every installation is tailored to complement your home's style while providing exceptional durability, thermal performance and lasting value.
Why homeowners choose Sash Specialists
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Over 15 years of heritage window expertise
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Specialists in Victorian and Georgian sash windows
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Traditional craftsmanship with modern performance
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Bespoke timber, aluminium and UPVC solutions
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Professional installation backed by comprehensive warranties
At Sash Specialists, we are a team of qualified joiners, carpenters and woodwork specialists that are committed to quality craftsmanship, for all the projects we undertake. With over 15 years in the industry we have evolved as a local business in Hounslow and we now also provide a range of bespoke joinery across London. This includes fire door manufacturing, bespoke kitchens, custom-made wardrobes, and more. Our mission as a small, local company is to follow the same ethos we have maintained since 2008.
100% customer satisfaction. We deliver what we promise.
Quality service
Attention to detail
Like-for-like replacement windows
Restoration of old boxes and frames for windows and doors
Above all customer satisfaction
Find out more about our services below, look at our latest projects, or contact us to get a free quote for the joinery work you need doing.
Testimonials
Looking for a trusted and experienced joiner in London?
Get a free quote from Sash Specialists in London now.