Expo Inox is universally acknowledged as a dynamic manufacturer and installer of commercial chimney and exhaust systems with over 60 years of experience within the industry. We aim at giving users products that fully comply with all the regulations but that is also simple and efficient in its use of materials, standardizing all its products (single wall, double wall, flexible) giving the possibility, attaining from standard production, to create a range starting from the simpler single flow flue liners to the most complex multi-user flue systems. These chimneys can be used on diesel generator exhausts, condensing boilers, CHP System Oil and gas fired boilers that operate with positive exhaust systems, fan assisted flue systems, kitchen extract and smoke extract systems.