PETROFRIO PETROFRIO is a company specialized in HVAC & R. The company makes projects and installations, preventive and corrective maintenance and commissioning of air conditioning and refrigeration for Industrial, Marine & Offshore segments. We are proud of being a company that meets all the standards with Brazilian and International laws in performing its services in HVAC & R. PETROFRIO also offers consulting services to its customers and analyzes the need to retrofit products that are not harmful to the environment. PETROFRIO group in Campos Basin, Santos, Espírito Santo and throughout Brazil. -"PETROFRIO NAVAL & OFFSHORE". -Assemblying of equipments with protection against corrosion to maritime areas. -Bombs of engines of big equipments of industrial refrigeration. -Contracts of maintenence in embarked groups and tugs, with 24 hours service?