Double Glazing Windows in Leicester

Outside or in, double glazing windows make an enormous difference to our homes. It’s easy to forget just how effective they can be when it comes to boosting curb appeal or crafting a new look for your home from the outside, and a beautifully made, expertly installed and reliably manufactured frame and glazing solution can truly enliven any home front. And of course, the benefits aren’t all visual, with the latest technology comes a huge range of money and energy saving factors that help to drive those monthly bills down as well. Here at GLS, we’re window and glazing experts, bringing our in-house manufacturing services to the Midlands via our 40 years’ worth of industry experience.

The Widest Range of Double Glazing Windows

If you can think of a window, we’ve made it; from Vertical Sliding Sash Style to Tilt and Turn to Bow and Bay windows and shaped installations. They’re guaranteed to be matchlessly safe and secure, with High Security Locking Systems and each design produced to meticulous security requirements. If you are looking for quality double glazing windows in Leicester, then GLS Windows have got you covered.

A Fully Certified Window and Glazing Service

Our internal glazing, a 28mm sealed unit as standard, with 34mm triple glazing available, offers some of the most energy efficient windows around. Our BFRC certified energy rating stands at ‘A’, and our windows come with a 10 year insurance supplied by the GGFi complete with FENSA certification. We want to deliver complete peace of mind to all our customers, and strive to do so via quality, accredited products manufactured to our in-house levels of quality control, together with a friendly service and expert professional fitting.


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Some of our range