They are the most ecological classes set out by European standards and offer considerable low running costs in new systems and replacements.
The condensing system provides substantial savings in the running costs of new heating systems and when replacing obsolete units in existing systems. The efficiency of Immergas condensing boilers complies with the efficiency standards for new heating systems. They have also been certified in class 5 and 6, the highest ecological classes set by technical standards. The range of flue and pipe kits named “Serie Verde” (Green Series) enable high extensions as well as quick, easy installation.