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The DIERATHERM System (Exterior External Thermal Insulation Composite System) has been homologated by LNEC - Laboratório Nacional de Engenharia Civil.

The homologation certificate, registered as DH 932, "drawn up in accordance with article 17 of the general regulation of urban buildings, as amended by Decree-Law No. 50/2008 of 19 March, defines the characteristics and establishes the conditions for the implementation and use of DIERATHERM as an exterior external thermal insulation composite system, produced by DIERA - Fábrica de Revestimentos, Colas e Tintas, Lda."

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