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.

Sale: - solar equipment: - solar photovoltaic power plants, photovoltaics - photovoltaic panels (monocrystalline, polycrystalline, amorphous, hybrid) - inverters for photovoltaics and wind energy - vacuum solar collectors (solar heating of hot service water) - accumulators, solar batteries (armoured, gel, solar batteries and ...