... reliable, efficient. Heptafluoropropane (HFC-227ea) is a clean gas fire extinguishing agent, it is colorless, odorless non-conductive, low ... toxicity (with the 1301 equivalent) fire-fighting, high efficiency, no pollution to protect the object, ... destroy atmospheric ozone layer, is an ideal substitute for Halon . Fire extinguishing system is widely used in computer rooms, ...