Permatex Silicone Spray lubricates and waterproofs all types of mechanical equipment. This Spray Lubricant stops friction and squeaks and prevents locks, doors, and windows from binding. This high silicone formula does not attract dust or dirt and protects and renews rubber mountings, bushings and weatherstripping. Use Permatex Silicone Spray Lubricant to prevents binding, sticking and deterioration. Non-gumming.