Elegant and Classical Aesthetics

The beauty of our uPVC sliding sash windows lies in their elegant and classical aesthetics.

Ideally suited to period properties, these double glazed windows use traditional design with cutting edge materials and technology. To truly replicate period features, we offer optional sash horns, providing a complete look.

Why not take a look at our Sash Windows London website to find out more!

Energy Saving

Our uPVC sliding sash windows are incredibly thermally efficient,  achieving the highest Window Energy Ratings in the industry.

You will be kept warm and dry in a home free from draughts with our technologically advanced uPVC sliding sash windows.

BFRCEnergy Saving Trust

Sliding Sash Windows Sutton

Vertical Sliding Sash Windows Sutton

Exceptional Quality

We want our customers to have only the very best products. Each of our double glazed windows undergoes a rigorous hand finishing procedure by a skilled operative, ensuring that the highest standards are met.

Choose Alaskan Windows for the best uPVC sash windows London has to offer.

10 Year Guarantee

Our uPVC sliding sash windows are designed to last the test of time, giving outstanding performance year after year. You can rely on their quality and capability, which we support with our 10 year manufacturer’s guarantee.

Safe & Secure

You can be confident that not only are your uPVC sliding sash windows secure, offering Secured By Design accredited locking mechanisms as standard, but they are also safe. These double glazed windows are designed to have optional restrictors fitted to stop the bottom sash sliding fully, keeping your children safe.

Tailored Design

Whatever look you want to achieve, our uPVC sliding sash windows can be tailored to meet your requirements. These double glazed windows are available in a range of colours, including authentic-looking woodgrain finishes, with a wide selection of glazing options. You can design your sliding sash windows to suit your tastes and your home.