4B

4B Product

Balcony door NF1 with zero threshold 4B

With the NF1 barrier-free balcony door, you benefit from flat transitions between living space and terrace. Tripping hazards and annoying obstacles ar...

Other Windows and Doors Products

Member Promotion

SMARTIA M12500 Phos Alumil S.A

SMARTIA M12500 PHOS is the new ingenious sliding system of ALUMIL for minimal sliding frames, that maximize natural lighting. Its unique design is com...

SoftTone: natural ventilation Reynaers Aluminium

Natural ventilation in noisy environments such as close to highways, airports, railways or in the middle of the city, requires a specific solution. Th...

Our Products are Used in Projects by

RDR architectes Index Architectes Samir Alaoui Architectes Muller Sigrist Architekten

RDR architectes Index Architectes Samir Alaoui Architectes Muller Sigrist Architekten

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Projects with Products from 4B

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Two houses Samir Alaoui Architectes

“Mehr als Wohnen”, Houses D, E, H Muller Sigrist Architekten

House in Villarlod Index Architectes

Champs-Meunier Sud RDR architectes

4B Offices

HQ

4B HOCHDORF

An der Ron 7, HOCHDORF, Switzerland

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Windows and Doors Brands

dooor

Manufacturers

Dooor is the project of a young entrepreneur who decided to make use of the experience gained in the family business, a company specialising in the production of folding doors that was founded by his grandfather in 1962. ...

Ermetika

Manufacturers

We have been creating for more than 30 years new solutions to raise the standards of comfort, practicality and lifestyle. We have succeeded in creating pocket systems that accommodate doors within the wall cavity, resulting in extra space...

Hope's Windows, Inc.

Manufacturers

Hope’s Windows, Inc. is the world’s preeminent manufacturer of custom, handcrafted steel and bronze windows and doors. Hope's specializes in historic preservation, cultural, institutional, commercial and luxury residential applications. Hop...

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