Certification Unit for Heat Systems (CUHS) & Notified in European Union as a Certification Body of Hot Water Boilers, which from 27/03/2003 has been accredited from the Hellenic Accreditation System E.SY.D, according to the European Standard ELOT EN 45011:1998 “General requirements for bodies operating product certification systems”.

CUHS has taken an Accreditation Certificate with number 127-4 with valid date 26 March 2015, which is in valid if the evaluation is successful at the annual surveillance by ESYD.