Heater for building, has horizontal plate with combustion opening through which combustion air pipe passing through the upper section of air/exhaust gas system to an open-heating boiler is connected to the burner heating boiler

摘要

A boiler has an air/exhaust gas system divided into lower and upper sections (6,7) by a horizontal plate (5), with an exhaust gas line connected to the burner heating boiler (1) via an exhaust gas opening (15) in the plate. A combustion air pipe passing through the upper section to an open-heating boiler (2) is connected to the burner heating boiler via the combustion opening (17) in the plate.