3M 3635 - 91 Day/Night

3M 3635 is a matt, transluscent grey cast film with a clear permanent adhesive. Appears grey by day, and white by night when illuminated from behind.

    • Used in internally-illuminated signs to produce special effects
    • Up to 4 years vertical durability
    • Illuminated Signage

    https://www.3m.com.au/3M/en_AU/graphics-signage-au/resources/commercial-graphics-technical-information/