FIELD: heating.
SUBSTANCE: heat exchanger comprising a plurality of heat exchange plates having a corrugated shape, a front covering plate and a rear covering plate, in which the heat exchange plates are firmly attached to each other and also to the front covering plate and to the rear covering plate, and in which the front and/or rear covering plate comprises a plurality of connecting ducts which comprise sleeves extending outwards, made of the same material as the covering plate.
EFFECT: increased efficiency.
5 cl, 7 dwg
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