APROVIS provides innovative technologies for combined heat and power units (CHP) and biogas upgrading plants all over the world. As the sole provider in the CHP, we offer a large scale of turn-key solutions for fuel gases of gas engines and complete systems for exhaust gas duct of CHP units for a wide range of applications. We are focusing on continuous development to meet requirements of our customers as an owner-managed and medium-sized specialists business. We implement customer, market and specific international requirements. The later includes European Pressure Equipment Directive, standards of the American Society of Mechanical Engineers (ASME) and the Eurasian Economic Union (EAC).