3oTrimestre12 | PROTECCIÓN LABORAL 72 Updated products the basis of self-extinguishing polycarbon- ate, has got lighting properties that exceed 210 mcd (millicandles) established in the UNE 23035 for Category A. In fact, the standard values currently marketed by S21 guarantee a minimum luminance of 275 mcd, and others can be manufactured under different personalized study. S21 Señalización has used LED technology (Light Emitting Diode) for the develop- ment of the new sign Astlight & Led, hav- ing obtained a safety signaling equipment for use in road tunnels, rail or escape gal- leries. This product is constructed on the basis of an aluminium profile and incor- porates both Astlight Traslúcido with the latest LED technology, providing a uni- form view of the sign, either in tension or after an electrical failure. Environmental conditions existing on this type of infrastructure has required prod- uct certification as IP-65/IP-67, with a guarantee of durability over 50,000 work hours, or five years in normal operating conditions. The sign is finished with a lac- quered treatment in the colour that the costumer requests. The company’s catalogue includes a num- ber of complementary products, manufac- tured or imported directly, as plastic chains, marking tape, reflective poles chain, protective reflective corners, mark- ing tapes and caution panels. S21 also owns the registered brand of anti-slip adhesives Bulnes. The company S21 Señalización, that has recently renovated all certifications of quality, environment and product with the endorsement of Bureau Veritas, counts among its main customers with hardware stores, industrial suppliers, dis- tributors of PPE, fire companies, metal- lurgy, hospitality, prevention services, engineering, government, chemical, phar- maceutical, logistics, etc. 47 PARA MÁS INFORMACIÓN, CONTACTE CON: comercial@prensa-tecnica.com