It cleans limescale, rust, sawdust, and sediment layers in all heating systems without damaging sensitive metals. It also delays the formation of corrosion, damage, and cracks in existing metal and plastic components. Thanks to the protective inhibitors in its improved formula, it has no negative effects on the metal and rubber materials that make up the system. It is a high-quality, trouble-free product that repairs blockages in the heater radiators of all vehicles and restores heating and cooling power.