3-Plan Haustechnik AG

For over 35 years, every single member of our fantastic team has been passionate about building technology and energy in construction/building physics.

As a leading engineering and planning office, we advise our customers from A for "adsorption refrigeration system" to Z for "certification of your building". We always take an integrated approach in order to implement projects holistically and comprehensively.

Our interest in technically and energetically optimized solutions distinguishes us as an integral general planner in building technology. This is where our core competencies lie:

• Electrical / GA (MSRL)
• Heating
• Cooling
• Ventilation / air conditioning
• Sanitary / sprinklers
• Building physics / building ecology
• Energy and sustainability
• Fire protection / safety