It goes a long way, it will only work with distilled water(buy car motor factors). About 5ml to a 1000ml water. You can soak the film in it or spray it to save on distilled water.
It goes a long way, it will only work with distilled water(buy car motor factors). About 5ml to a 1000ml water. You can soak the film in it or spray it to save on distilled water.