Planning, design, manufacture and installation in the following areas:
- Heating: hot water heating, underfloor heating, ventilation systems, air conditioning systems, heat pumps, district heating systems, steam systems, heating centers, computer-controlled control systems and boiler systems, condensing boiler systems, chimney renovations 4VA, solar system construction.
- Refrigeration system construction: room air conditioning, cooling systems, counter cooling.
- Plumbing: domestic installations, swimming pool technology, guttering, zinc covers, copper covers, industrial washing systems, waste water systems, Geberit pressure pipe drainage, core drilling, lifting systems, fire extinguishing pipes, bathroom renovations, toilet partitions.
- Electrical: Modern electrical installations using bus systems (EIB), domestic installations, commercial installations, storage heaters, industrial plant construction.
- Electrical store: Electrical appliances, bathroom furniture, DIY store.
- Technical gases: Oxygen, acetylene, propane gas.

