Adhesives

RTCR 522: 2025.PIEZAS CERÁMICAS. MORTEROS ADHESIVOS. REQUISITOS, MÉTODOS DE ENSAYO Y ETIQUETADO (Costa Rican Technical Regulation (RTCR) No. 522:2025. Ceramic tiles. Adhesives. Requirements, testing methods and labelling); (9 pages, in Spanish)

The notified regulation applies to all cementitious, dispersion, and reaction resin adhesives, intended for the installation of ceramic floor and wall tiles, both indoors and outdoors, manufactured, imported, distributed, or marketed in Costa Rica.