Clear or tinted films applied to car windows can substantially reduce the amount of ultraviolet (UV) radiation is transmitted into the vehicle.
This position statement provides information about how much UV radiation is generally transmitted through car windscreens and side windows before and after tinting, and raises some limitations of tinting. It contains broader sun protection advice for people who spend long periods in a car during summer. It also touches on the transmission of UV radiation through house and office window glass.