O N L I N E V E R S I O N The Building Regulations 2010 J1 Air supply J2 Discharge of products of combustion J3 Warning of release of carbon monoxide J4 Protection of building J5 Provision of information J6 Protection of liquid fuel storage systems J7 Protection against pollution J APPROVED DOCUMENT Combustion appliances and fuel storage systems 2010 edition incorporating 2010, 2013 and 2022 amendments For use in England O N L I N E V E R S I O N