• Simply remove the radiator cap & pouring the sachet of powder & run the engine
• Seals leaks in no more than 20 minutes
• Ideal for all radiators & cooling systems made from copper, aluminium, plastic or combinations of these materials
• Also repairs gaskets, cracked blocks or heads, welsh plugs, pipes, heaters, leaking liners and more
• Safe to use with all coolants & will not change any of their characteristics