1st Glass UK energy efficiency

At 1st Glass UK our main priority is comfort and security in your own home, which is why all our products are designed first and foremost with that in mind. Our A-rated windows and high security doors are not only industry-leading in helping to keep the elements out and the warmth in your home, but they will also help reduce your heating bills.

Our product range and service encompasses uPVC windows and doors, A-rated sliding sash windows, composite doors, French doors and patios, as well Bi-folding doors and conservatory refurbishment.  With a wide range of colours and a huge choice of styles, finishes and furniture, we're sure to have the perfect windows and doors for you!

We’re so confident you’ll love our products that we promise to beat any genuine like-for-like quotation, so why not get your free quote today.


Arrange your FREE quote today

15 year guarantee

Quality checked to the highest standards
for your peace of mind


Registered deposit and
guarantee protection


Our installations are monitored
and inspected