International experience

The clever and effective utilisation of energy resources is of global importance: Yet another reason why we are in international demand as a pioneer and specialist for the construction of high-insulating windows. Due to our extensive experience in the construction of energy-efficient windows, ENERGATE© windows and doors have been applied in numerous projects in Germany, Denmark, Belgium, Ireland and Norway.

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University Campus
MASDAR Institute of Science and Technology · United Arab Emirates
MASDAR City · Abu Dhabi

Installed Window System
ENERGATE Edition Masdar

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Detached House

TITLEHOLDER Solar Decathlon 2009 · SurPlus-Home · USA
National Mall · Washington D.C.

Window System
ENERGATE 1042 [+]

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Detached House

Winner of Solar Decathlon 2007 · USA
Prototype Home 2015
National Mall Washington D.C. 

Window System
ENERGATE 1042 [+]

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Detached House

Villa Stoknes · Norway
Lade Straße 20 · Skøyen · Oslo

Window System
ENERGATE 1042 [+]

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Detached House

Plusenergie-Wohngebäude mit E-Mobilität · Germany
Leonberg-Warmbronn 

Installed Window System
ENERGATE 1202 [+] / ENERGATE 963

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Passive office building
Cölbe · Germany
Lahnstraße 16

Installed Window System
ENERGATE 1042

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Office Tower
Cree GmbH‘s LifeCycle Tower LCT ONE · Austria
Dornbirn/Vorarlberg

Installed Window System
ENERGATE Edition CREE

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Forschungsinstitut · Research Institute
NINA · The Institute of Natural Sciences · Norway
Trondheim

Installiertes Fenstersystem · Installed Window System
ENERGATE Edition NINA

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Villa with winter garden and additional sauna house

Installed Window System
ENERGATE 1042 [+] Historic Line

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ENERGATE 843

Häußler constructs the first passive house with ENERGATE® windows in Belgium

Ludwig Häußler GmbH is now using the new, high-insulating ENERGATE® windows to realise innovative construction projects in Belgium. The German company supplied the windows for the passive house deigned by Luc Devos, one of only six certified passive houses in Belgium. more

Build to plan with ENERGATE 843 windows

Efficient construction has never been easier than with Häußler products! We offer system solutions from just one source even for complex tasks. For the displayed passive house project by the architect Martin Blumrich in Kronberg, Germany, the wide system profile selection of the ENERGATE® range enabled a particularly stylish and uniform design down to the very last detail.  more

ENERGATE 1042/1042+

A window for winners

ENERGATE 1042 [+] wooden windows and doors are a winning product: The winner of the international architecture competition "Solar Decathlon 2007" to design, build and operate the most attractive and energy-efficient solar-powered house was fitted with these windows. more

ENERGATE 1202/1202+

Innovative architecture with ENERGATE 1202

The window system ENERGATE 1202 was used for this innovative building by the architect Huis Putteneers in Waakerzeel-Haacht, Belgium. Reduced frame parts create a particularly elegant design. Slender glass constructions and corner windows ensure high levels of transparency, thus creating maximum light and energy gain.  more