Understanding glass

Understanding glass – what it is, the different types of glasses and their uses, how it’s made, what its properties and benefits are – is not as simple as it may seem.

Base glass

Industrial glass – which today would be glass used in the automotive and construction industries – was originally manufactured using a system known as float glass.

Insulated glass

A series of factors and physical rules define the characteristics of insulating glass as it is used in thermal insulation and solar protection applications.

Light, Energy and Heat

The physical definitions of light, energy and heat describe defined areas of the electromagnetic spectrum.

Learning videos

Do you need a quick refresher on a glass or glazing-related topic? Are you new to the glass business or confused by some new glass terminology? The answers are all here in our series of short educational videos.
Guardian SunGuard® SuperNeutral & eXtra Selective: High selective glass explained
Guardian SunGuard® High Performance: High performance glass explained
Guardian SunGuard® Solar: Solar control glass explained
The benefits of high solar heat gain with next generation Low E glass
Guardian ClimaGuard®: Low E glass explained

What's new at Guardian?

Double skin facades

Selecting the right combination of glass to optimize their benefits

The future of glass in architecture

A conversation with Nancy Sewell

Welcome to the "House of the desert"

Inspiration of the day

GlassTime is all about glass.

As a glass reference guide and glass encyclopaedia, GlassTime provides you with everything you need to know about glass and glazing-related topics.