The construction, design and service activities in the field of construction with a focus on land, transport, underground, water supply and special construction. These buildings then are single-family houses, but also industrial buildings, roads, railways or bridges.

Development, production and installation of equipment for ventilation, drying and recuperation intended for households, cellars, recreational facilities and commercial premises. Development, production and assembly of equipment for ventilation, drying and recuperation. We carry out core drilling of walls 130 mm. Ventilation and drying of ...