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.

VariNova the innovative add-on box

KBE
The add-on box VariNova is used in both new and old buildings in conjunction with PVC-U, aluminium, and wooden outer frames. Adjusted to the installation conditions, the add-on box can be opened to the inside of the room or at the cover on the bottom. The elem...

KBE 76 double seal system standard

KBE
The new trendsetting double seal system KBE 76 is one of the most significant new developments in the profiles segment and offers a competitive, yet trailblazing profile system for PVC-U windows and residential doors. Besides outstanding insulating values, sl...

KBE 76 centre seal system AluClip Pro

KBE
KBE 76 AluClip Pro combines aesthetics with thermal insulation. A highly elegant cover of aluminium is attached to the PVC-U window profiles. This connection of PVC-U and aluminium utilises the advantages of both materials without limitation. PVC-U has long b...

KBE 76 centre seal system passive house

KBE
Passive houses do away completely with conventional heating systems. Their sophisticated design limits the annual energy needs to no greater than 15 kWh per square metre. These low energy needs can then be covered solely with passive energy sources like e.g. s...

KBE 76 double seal system REGEL-air® 76

KBE
Correct, regular ventilation is becoming more important than ever, especially in face of the growing effectiveness provided by insulation in living space. When there is too little ventilation the relative air humidity rises constantly, quickly giving rise to a...

KBE System_88mm ClimaMatic

KBE
With the insulating and tightness values of today’s buildings and windows correct ventilation is particularly important for supplying fresh air and reducing air humidity. However, if ventilation is not to waste energy unnecessarily, you will need to follow a...

KBE 76 centre seal system AluClip Zero

KBE
The KBE 76 aluminium cladding presents a captivating combination of grace and product advantages, and the AluClip Zero expansion stage is setting additional visual and design standards. The design cover system for the 76 mm KBE centre seal variant consists of ...

KBE 76 double seal system AluClip Pro

KBE
KBE 76 AluClip Pro is the energy saving miracle with a quality, easy care aluminium surface. AluClip Pro is the combination of PVC-U profile and aluminium cover. The aluminium cover can be attached with ease in production processes, yet undertakes a large par...

KBE 70 EL REGEL-air®

KBE
There are a large number of cases where the conventional ventilation methods are inadequate, e.g. when somebody is home only rarely. Here the ventilation system REGEL-air® provides for fresh air – also without active ventilation. KBE introduces no fewer th...

KBE 76 double seal system AluClip

KBE
KBE 76 with AluClip is the perfect solution for everyone wanting windows in an elegant high tech look. AluClip is a combination of aluminium covers clipped precisely to the contours of the PVC-U profiles. The benefits for you – the advantages of both materia...

KBE 76 double seal system passive house

KBE
Want to do a lot for the environment, yet save costs without sacrificing convenience and design? The passive house makes it possible: with KBE 76. When fitted with the upgrade technologies AluClip Pro and proEnergyTec, the modern window system in no fewer than...

KBE 76 centre seal system AluClip

KBE
Nowadays, windows of two different materials like PVC-U and aluminium or wood and aluminium are nothing unusual. It is a steadily growing market segment, and in some countries these combinations already make up a large proportion of windows. KBE is meeting th...

KBE 76 centre seal system ClimaTec 76

KBE
Correct, regular ventilation is becoming more important than ever, especially in face of the growing effectiveness provided by insulation in living space. When there is too little ventilation the relative air humidity rises constantly, quickly giving rise to a...

KBE System_88mm REGEL-air

KBE
The insulation in modern buildings is improving all the time. Insulated walls, insulated roofs, and highly insulating windows and doors. A constant, uniform supply of fresh air is therefore no longer ensured as in older buildings. The occupants give off moist...

KBE 76 double seal system AddOn

KBE
You want optimal comfort and high quality design? Then the KBE 76 aluminium composite window is just what you’re looking for. With the KBE 76 AddOn, an additional compound sash is attached to the whole 76 mm window. This additional glazing level improves th...

KBE System_88mm passive house

KBE
The passive house is the high end solution for energy efficient buildings. Unlike conventional residential units, this can do away completely with a heating system. The heating requirements are generated completely from passive energy sources like e.g. body he...

KBE 70 EL standard

KBE
Windows are a key constituent of architecture – even the “eyes of the house”, as one saying goes. They accentuate and give the building its high quality character. For particularly, fastidious design demands KBE has developed the window system 70 EL. Wi...

VariNova with integrated extension blinds

KBE
With its integrated extension blinds, the VariNova add-on box provides an innovative comfort that not only protects your privacy, but can also be used as a shade and optional fly screen to boot....

KBE 70 CL standard

KBE
You should not compromise in your choice of windows. Safety and comfort are the maxims of our living standards today. KBE 70 CL windows offer you solutions with added value. They are designed as state of the art integrated solutions and also provide many poss...

KBE 76 centre seal system AddOn

KBE
With the KBE 76 AddOn, an additional compound sash is attached to the whole 76 mm PVC-U window with aluminium cover. This additional glazing level improves thermal and sound insulation and can also be fitted with special glazing. An optional louvre can also be...

KBE 70 CL REGEL-air®

KBE
There are a large number of cases where the conventional ventilation methods are inadequate, e.g. when somebody is home only rarely. Here the ventilation system REGEL-air® provides for fresh air – also without active ventilation. KBE introduces no fewer th...

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