What is a GC Number?
GC stands for gas council number. It’s a identfication system for gas appliances and some specific products. It’s a system that was created by British Gas in collaboration with boiler manufacturers and suppliers.
First two digits. 00-000-00
– First digit specifies the main type of appliances.
– Second digit specifies the type of appliance within the type
Next three digits. 00-000-00
– name of the manufacturer.
Last two digits 00-000-00
– model/sub range identifier