Silverhook All Seasons Screen Wash has a no smear formula that keeps windscreens spotless and free from road grime and bugs. The concentrated formula can be diluted with water for all year use. When used undiluted it is effective to –8°C.
Summer - 1 Part Screen Wash : 6 Parts Water
Winter - 1 Part Screen Wash : 2 Parts Water
Severe Conditions - Use Undiluted