Clean and renew your aluminium and plastic radiator in 10 minutes with quick, safe and simple-to-use Rislone Radiator 10 Minute Flush, 355ml. This effective, non-acidic formula is gentle on all cooling systems and makes short work out of removing built up sludge deposits to minimise the chances of overheating and improve the lifespan and condition of your radiator. Rislone recommends using this product every time your change your antifreeze coolant.The Super Radiator Anti-Rust comes with a barrier package that coats and protects the key cooling system metal from corrosion. This product may be added to antifreeze/coolant between changes to promote the corrosion protection of these liquids. When used according to package directions, this specially formulated product does not cause excessive additional problems such as reduced heat transfer or obstructive precipitation that can be harmful to the antifreeze in the system. The Prestone Super Radiator Anti-Rust provides corrosion protection between coolant changes and is compatible with conventional DEX-COOL antifreeze.