The core activity of PetterFroid is the planning, installation, maintenance, and repair of refrigeration, air conditioning, and heat pump systems for industrial, commercial, and private customers. The services include, in particular, the following areas: Refrigeration (refrigeration systems): planning and installation of cooling systems for the storage and preservation of products, including display cases, refrigerators, and cold rooms. Air conditioning (air conditioning systems): planning and installation of air conditioning systems for temperature and humidity control in buildings. Heat pumps: installation, maintenance, and repair of heat pump systems for efficient heat and cold generation. The company also offers a personalized service and advises customers in the selection and implementation of solutions tailored to their specific needs.