Mez-Technik GmbH Air System Products is a worldwide operating company specialized on ductwork accessories such as air duct profile (slide-on-flange system), air duct accessories such as inspection doors, claps, joining systems for rectangular and round ducting, installation and fastening systems, chemical products with distribution partners and licencees for production in various countries such as UAE (Doby Verrolec), NewZeeland (Galco), Australia, Japan, USA etc. Further information on our webpage