Rated heat input
Approved Document J, Combustion appliances and fuel storage systems, 2010 edition incorporating 2010, 2013 and 2022 amendments, defines the rated heat input (sometimes shortened to rated input) for a gas appliance as: ‘…the maximum heat input rate at which it can be operated, as declared on the appliance data plate.’
See also: Heat input rate.
See also: Rated heat output and rated heat input of combustion appliances.
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