Windows and Glazing includes everything you need to let light and natural ventilation into any space, both internally and externally – think glazing systems, glazing units, passive windows, secondary windows, window accessories, window components, window screens, and windows.

Windows and accessories are used in the vast majority of commercial, residential, and industrial properties, including gyms, sports centres, schools, hotels, hospitals, shopping centres, restaurants, and office buildings.

Through SpecifiedBy, you can search the biggest range of products in the UK, allowing you to source and compare the best windows and accessories solutions for your project, from some of the industry’s leading suppliers, including Alcoa, Astralux, Bereco, Colt UK, DBP Partners Lts, Décor Systems, Eurocell, Glassolutions, and Green Building Store.

Search and compare curtain walling, direct glazing, fire resisting glazing systems, glazing clips, double glazing units, leaded glass, toughened glass, wired glass, triple-glazing units, window hinges, window locks, window pivots, and much, much more.

SunGuard Solar Silver 20

Guardian Glass
SunGuard Solar Silver 20 provides a light transmission of 17% which reduces glare, it also utilises a low solar factor of 15% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we have re...

SunGuard Solar Bronze 20

Guardian Glass
SunGuard Solar Bronze 20 provides a light transmission of 17% which reduces glare, it also utilises a low solar factor of 14% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we have re...

SunGuard Solar Light Blue 52

Guardian Glass
SunGuard Solar Light Blue 52 provides a light transmission of 41% which reduces glare, it also utilises a low solar factor of 31% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we hav...

SunGuard Solar Silver 08

Guardian Glass
SunGuard Solar Silver 08 provides a light transmission of just 7% which greatly reduces glare, it also utilises a very low solar factor of 8% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete perfor...

SunGuard Solar Royal Blue 20

Guardian Glass
SunGuard Solar Royal Blue 20 provides a light transmission of 18% which reduces glare, it also utilises a low solar factor of 16% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we hav...

ClimaGuard Dry

Guardian Glass
ClimaGuard Dry is used as the outer pane of a highly insulated double or triple glazed unit. Exceptionally insulated glazing, can at certain times of the year, be effected by condensation build up on the external glass surface, this is greatly attributed to th...

SunGuard Solar Silver Grey 32

Guardian Glass
SunGuard Solar Silver Grey 32 provides a light transmission of 26% which reduces glare, it also utilises a low solar factor of 21% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we ha...

SunGuard Solar Gold 20

Guardian Glass
SunGuard Solar Gold 20 provides a light transmission of 18% which reduces glare, it also utilises a low solar factor of 16% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we have reco...

SunGuard High Performance Neutral 60-40

Guardian Glass
SunGuard High Performance Neutral offers a 60% light transmission in combination with a 40% solar factor, this provides natural daylight with good solar heat reflection, helping to keep your project cool and reduce demands on air conditioning, it also has a U ...

SunGuard High Performance Royal Blue 41-29

Guardian Glass
SunGuard High Performance Royal Blue offers a 41% light transmission in combination with a 29% solar factor, this provides reduced glare from direct sunlight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air cond...

SunGuard High Performance Bright Green 40-29

Guardian Glass
SunGuard High Performance Bright Green offers a 40% light transmission in combination with a 29% solar factor, this provides reduced glare from direct sunlight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air co...

SunGuard High Performance Amber 41-29

Guardian Glass
SunGuard High Performance Amber offers a 41% light transmission in combination with a 29% solar factor, this provides reduced glare from direct sunlight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air condition...

SunGuard High Performance Silver 35-26

Guardian Glass
SunGuard High Performance Silver offers a 35% light transmission in combination with a 26% solar factor, this provides reduced glare from direct sunlight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air conditio...

SunGuard High Performance Bronze 40-27

Guardian Glass
SunGuard High Performance Bronze offers a 35% light transmission in combination with a 27% solar factor, this provides reduced glare from direct sunlight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air conditio...

SunGuard High Performance Light Blue 62-52

Guardian Glass
SunGuard High Performance Light Blue offers a 62% light transmission in combination with a 52% solar factor, this provides natural daylight with good solar heat reflection, helping to keep your project cool and reduce demands on air conditioning, it also has a...

SunGuard High Performance Neutral 50-32

Guardian Glass
SunGuard High Performance Neutral offers a 50% light transmission in combination with a 32% solar factor, this provides natural daylight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air conditioning, it also has...

SunGuard High Performance Silver 43-31

Guardian Glass
SunGuard High Performance Silver offers a 43% light transmission in combination with a 31% solar factor, this provides natural daylight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air conditioning, it also has ...

SunGuard High Performance Neutral 41-33

Guardian Glass
SunGuard High Performance Neutral offers a 41% light transmission in combination with a 33% solar factor, this provides natural daylight with excellent solar heat reflection, helping to keep your project cool and reduce demands on air conditioning, it also has...

SunGuard eXtra Selective SNX 60-28

Guardian Glass
With a low g value of 28% and a light transmission of 60%, SN 60/28 provides excellent solar control with exceptional light transmission and a low U value of 1.0 to provide elite control over the temperature inside your project....

SunGuard eXtra Selective SNX 50-23

Guardian Glass
With a low g value of 23% and a light transmission of 50%, SNX 50/23 provides excellent solar control with exceptional light transmission and a low U value of 1.0 to provide elite control over the temperature inside your project....

SunGuard Solar Bright Green 20

Guardian Glass
SunGuard Solar Bright Green 20 provides a light transmission of 17% which reduces glare, it also utilises a low solar factor of 14% to reduce demands on air conditioning and help control the temperature inside the building. To provide complete performance we h...

Windows & Glazing Building Products