Series 3430. Non -metalized microprismatic lens reflective sheeting designed for production of reflective noncritical traffic control signs and commercial signs and applications that are exposed vertically in service. applied to properly prepared sign substrates, 3M's Engineer Grade Prismatic sheeting provides brighter daytime and nighttime appearance than conventional beaded Engineer Grade sheeting, while significantly reducing carbon footprint. Its unique prismatic construction provides a higher level of retroreflectivity than beaded Engineer Grade.
Meets and exceed ASTM D4956 Type I specifications.