Welcome
Welcome
Welcome
Welcome
Welcome
Welcome
Welcome
Welcome

Heating, Ventilation and Air Conditioning

The Heating, Ventilation and Air Conditioning (HVAC) Division is a leading provider of heat transfer products for all application areas – from residential construction to commercial and industrial buildings.

› learn more

Windows

Consisting of EgoKiefer, Wertbau, Slovaktual and Dobroplast, the Windows Division is one of Europe's leading window manufacturers. The four companies offer customised window systems made of wood, wood/aluminium, vinyl, vinyl/aluminium and aluminium, designed to accommodate every building situation. 

› learn more

Doors

With its companies Prüm, Garant, Invado and RWD Schlatter, the Doors Division is one of the leading European suppliers of interior doors and wooden frames. In the area of glass solutions, it is the European market leader for shower solutions for all generations and lifestyles with the brands Kermi, Koralle and Baduscho. 

› learn more