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Global Glass is one of the largest British-owned sealed glass unit manufacturers in the UK. This makes us well placed to cater to every glass order, from large scale commercial projects through to small homeowner installations.

With double and triple glazed insulated units and our specialist Celsius range of roof glass all producing outstanding U-values, you can get all the high-performing glass you need in one place, delivered alongside your PVC-U and aluminium products via our very own fleet.



Global Glass is the largest British-owned sealed glass unit manufacturer in the UK, with sites based across the UK and with our Celsius Performance Glass range we are true industry leaders.

Case Studies

Whatever the application or the glass solution needed, we supply across the UK tens of thousands of units per week to a wide variety of installations. From some of grandest properties in the world to homes across the UK, Aperture Group supply only the best glass units.

Case Study - Celsius Performance Glass

Celsius performance glass is the ideal solution for so many applications

Case Study - Celsius, Knowle Manor

Knowle Manor utilises a SkySpace portal frame to create a beautiful space full of natural light coming from the traditional windows and Celsius glazed roof.