SUPPLY-AND-EXHAUST VENTILATION UNIT WITH RECUPERATIVE HEAT RECOVERY UNIT Russian patent published in 2024 - IPC F24F7/06 F24F12/00 

FIELD: ventilation.

SUBSTANCE: invention relates to ventilation, in particular to ventilation devices characterized by heating devices. Supply-and-exhaust ventilation unit with a recuperative heat recovery unit comprises a hollow housing equipped with control means, wherein from the front end of the housing there are two through holes with branch pipes communicating with the recuperative cavity in which the recuperative heat recovery unit is located, and two through holes with branch pipes, communicating with it through the supply-and-exhaust cavities and fans, which are located at the ends of the supply-and-exhaust cavities, separated by a partition, wherein two holders for heating elements are secured inside said hollow housing at branch pipes communicating with recuperative cavity, while two holders for heating elements are secured in supply-and-exhaust cavities at fans.

EFFECT: expansion of operational and compact-layout capabilities, consisting in optimization of use of internal volume of device housing, providing versatility of its use regardless of the location of supply and discharge air ducts on the right and left sides of the device, as well as simplicity of maintenance and maintainability.

4 cl, 6 dwg