• Trading for Over 50 Years
  • Local Installers Across the Country
  • Enhanced Security & Performance
  • Energy Efficient
  • Made in the UK

An Assured Choice for Homeowners

Sash UK Ltd is one of the nation’s largest manufacturers of PVC-U replacement windows and doors, fabricating in Britain for over 50 years.

Impressive Product Range 

Replacing windows and doors is a big investment so we make sure that our products offer you all the features you would expect and more. Our product range includes:

Bi-Fold doors for the contemporary feel,

Composite doors to provide the stylish entrance with your home deserves,

Patio doors opening the house up into the garden,

Vertical slider Windows giving your home a traditional appearance but without the maintenance of a timber window,

Fully reversible windows to allow cleaning from the inside,

Tilt before turn windows allowing you to let fresh air into the home without having to fully open the window and

Casement windows, both standard and french casement.

We also offer a range of conservatories and solid roof solutions to convert your current conservatory into a more usable space all year round. Find out more about our products on our product page.


Keeping your family and your possessions safe are our top priority. All of our products are fitted with the highest accredited locking system on the market. The unique and effective snap secure technology is proven in the market to combat lock snapping and forced entry, keeping your home secure against unwanted visitors.


Our products carry the British Standard kitemarks recognising enhanced security and performance with an additional option of Secured By Design security hardware – a national police project which focuses on the design and security of new and refurbished homes.

Energy Efficiency

Replacing old inefficient windows with A+ rated double glazing could save you £££’s on your energy bills, reducing heat loss through the windows and providing a more comfortable home. As well as improved energy efficiency replacing your windows can also help insulate your home against outside noise.

We partner with hundreds of the best installers and retailers across the country to ensure we have a local and superior solution for you. There is no need to look any further than Sash UK, we can direct you to a local installer near you.


We continue to set the standards in the industry