13This hob must be installed inaccordance with the Gas Safety(Installation and Use) Regulations(Current Edition) and the IEEWiring Regulations (CurrentEdition).Detailed recommendations arecontained in the following BritishStandards Codes Of Practice: B.S.6172/ B.S. 5440, Par. 2 and B.S.6891 Current Editions.The hob should not be installed in abed sitting room with a volume ofless than 20 m³. If it is installed in aroom of volume less than 5 m³ anair vent of effective area of 110 cm²is required. If it is installed in aroom of volume between 5 m³ and10 m³ an air vent of effective area of50 cm² is required, while if thevolume exceeds 11 m³ no air vent isrequired.However, if the room has a doorwhich opens directly to the outsideno air vent is required even if thevolume is between 5 m³ and 11 m³.If there are other fuel burningappliances in the same room, B.S.5440 Part 2 Current Edition, shouldbe consulted to determine therequisite air vent requirements.This hob must be installed byqualified personnel to therelevant British Standards.Any gas installation must becarried out by a CORGIregistered installer.The maufacturer will notaccept liability, should theabove instructions or any ofthe other safety instructionsincorporated in this book beignoredImportant safety requirments