air-lux and Schüco: partnership for sliding systems with active sealing technology

Bielefeld/Engelburg. Building deformations and the resulting negative effects on the weathertightness and function of large sliding units are huge challenges in high-rise construction. The solution...

The first sliding window system for high-rise buildings: air-lux passes impermeability tests in the USA

air-lux, together with its partner Sotawall from Canada, has subjected the air-lux sliding windows to various tightness and earthquake tests in the USA, which test the use of the sliding windows in...

Innosuisse - the promising cooperation with the ZHAW

Since 2019 Krapf AG has been working together with the ZHAW on an innovation project with the aim of optimizing the air-lux sealing system and generating additional know-how in the field of sealing...

Reference properties

Zurich 7

Private residence in Zurich, flowing room sequence, organic shapes combined with strict contours.

Reference Grenzstrasse

Four residential studios in rear courtyard, steel beam supports with air-lux façade system


air-lux sliding windows – a product from Krapf AG, a leading metal and façade construction company

Innovation is our tradition. We have been using our extensive expertise and relationships with architects, façade planners, general contractors and building owners to implement solid, high quality and durable solutions for more than 50 years.

Krapf AG, your partner from Engelburg/St. Gallen

More information: 

Our website uses cookies so that we can continually improve the page and provide you with an optimized visitor experience. If you continue reading this website, you agree to the use of cookies.
Further information regarding cookies can be found in the privacy policy. 
If you want to prevent the setting of cookies (for example, Google Analytics), you can set this up by using this browser add-on