Safe to use on all your sensitive equipment, the Fluoroketone (FK) Clean Agent Extinguisher brings you the added benefit of being the worlds most advanced, and by far the most eco-friendly extinguisher. Fluoroketone (FK) Clean Agent Extinguishers leave no residue, pack in mega power and are absolutely safe for use on any sensitive electronic equipment.Ceasefires Clean Agent extinguishers contain Fluoroketone (FK), the cleanest, most powerful extinguishing agent on the planet. They have zero ODP (Ozone Depletion Potential) and are the obvious choice of concerned corporates worldwide. They are extremely lightweight, yet packed with tremendous power and throw, to penetrate past even the finest grills and meshes.