1. Fire-proof elevator with room. Independent fire lift House area: front room area is greater than 4.5 square metres of residential building, public buildings and high-rise factory (library) building room bigger than 6 square meters. Fire smoke-preventing stairwell and lift room antechamber, and its area is: antechamber area larger than 6 square meters of residential buildings, public buildings and high-rise factory (library) building antechamber area is greater than 10 square meters.
2. Fire service lift room equipped with class b fire door or fire shutter with the halt function.
3. There are special fire the fire elevator car phone.