Technical Booklet L Combustion Appliances and Fuel Storage Systems·Page 18
Flue box definition
A flue box is a factory-made metal unit designed to accommodate a gas-burning appliance in conjunction with a factory-made chimney, similar to a prefabricated appliance chamber.
Flue box – a factory-made unit, usually made of metal, which is similar to a prefabricated appliance chamber except that it is designed to accommodate a gas-burning appliance in conjunction with a factory-made chimney.
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