The system is installed in the indoor places where the system works independently and directly in the event of receiving a fire notice through smoke and heat sensors combined, then the human and environmental friendly potassium nitrate is released that
does not affect electronic devices or the expensive things in the room, knowing The device works if one of the windows is open. Also, the aerasol packages are attached to the walls or inside the borrowed ceiling. They
are made of stainless steel with its holder made of the same material. It was tested by the American Guarantees Laboratories (UL) and got 13 certificates from different tests that were examined.