Environmental protection in the area of exhaust gas and air treatment technology involves more than the choice of the appropriate technology. Only a sophisticated and detailed concept suited to your processes and procedures can enable the achievement of a balance between efficiency and sustainability.

Since 2007 H+H Engineering & Service GmbH is a leading supplier of SCR (DeNOx) Systems for exhaust gas and air treatment technology for stationary combustion engines (diesel, gas, dual fuel, bio oil and rapeseed oil), for non-engine combustion processes (biomass, glass furnace, SNCR-SCR combination, industrial boilers), marine engines (Cargo, Cruise, Fishing, Fish Farming, Offshore, Research, Wind Farm Supply) as well as for CO2 Systems for greenhouses.

As one of the most experienced company in this technology we offer all components just as the SCR/oxidation catalyst, SCR housing, urea pump, compressor, dosing unit, PLC, urea nozzle and NOx analyzer from one source and 100% made in Germany.

Our core competences include catalyst design, development, PLC Programming and Commissioning as well as Service and Maintenance. Especially our flexibility in variable and small sizes of SCR catalyst and our experience in service on more than 750 SCR installations worldwide belong to our strengths. The team around H+H Managing Directors Dipl. Ing. Hartmut Ritter and Jürgen Müller has more than 30 years of experience in this highly specialized field of business and established a network of worldwide partners, thus providing fast and efficient service throughout the whole world.