A METHOD FOR RECOVERY AND MODIFICATION OF INTERNAL GAS SUPPLY SYSTEM

摘要

A method for recovery and modification of internal gas supply system, characterized in that internal gas supply system arrangement and link-up thereof to the external distributing system is conducted after the step of engineering alteration works and erection of all additional building storeys, wherein in order to connect the building with the outdoor gas distributing network there is established a tap common for all the entrances and having an outdoor extended collector and said collector is linked with each entrance through inputs of gas pipes.