All ISOMAT THERMOSYSTEM external thermal insulation systems have been certified according to ETAG 004 and the European Standard EN 13499. When selecting a certified system, you can be assured that all system components coming together have passed all laboratory testing of performance for External Thermal Insulation Composite Systems (ETICS) for the use as external insulation to the walls of buildings by The European Organization for Technical Approvals (EOTA). ETICS Certified systems, according to ETAG 004, provided that the ETICS is subject to appropriate use and maintenance, have an assumed working life of at least 25 years!