Device for heating and cooling in particular for hot water central heating

摘要

Device for heating and cooling is suitable for hot water central heating. It includes a heat exchanger consisting of several rows of tubes (3) situated at an angle not greater than 650. The tubes (3) have an aerodynamic profile. A collecting space (4) is on the sides of the heat exchanger, into which the tubes (3) discharge. It is provided with feed piping (5) and/or discharge piping (5) with a regulating element (7). The heat exchanger is made from copper or aluminium. It can contain a bellows. It contains an electric fan (8) with a regulator (9) because of air flow. The whole unit is provided with a housing .