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Recknagel - pocket book for heating + air conditioning

description Manual, HVAC, drinking water, TGA
publishing company ITM InnoTech Medien GmbH
First edition 1897
Frequency of publication Every 2 years
editor Karl-Josef Albers
Web link

The Recknagel is the common abbreviation for the pocket book for heating and air conditioning , which has been published annually since 1897 and is currently in its 79th edition. The online portal has existed as a cross-media offshoot since November 2014 with industry news and articles on heating, air conditioning, ventilation, refrigeration technology, energy management, smart home and renovation.

The first edition appeared in 1897, published by the heating and air conditioning technician Hermann Recknagel with the title Calendar for Health Technicians . The work was then expanded and reissued annually, with interruptions due to the war. The first edition was 173 pages; In Recknagel's year of death, 1919, there were already 360 pages, and the current edition 2017/18 has 2,623 pages. From 1952 the so-called Recknagel , now as a pocket book for heating and ventilation , was published by Eberhard Sprenger. From the 64th edition Winfried Hönmann was the editor, from the 66th edition Ernst-Rudolf Schramek. With the 77th edition (2015/2016) Karl-Josef Albers took over the editing.

In addition to the so-called standard work , specialist books and compendia on various topics of technical building equipment (TGA) , building information modeling (BIM) and the entire HVAC topic are published under the umbrella brand "Recknagel Edition" . Both the Recknagel and the corresponding specialist books and the online portal are primarily aimed at engineers , architects and specialists in the HVAC, TGA and energy management industries.


  • Hermann Recknagel, Eberhard Sprenger, Karl-Josef Albers: Pocket book for heating + air conditioning 2017/18 . ITM InnoTech Medien GmbH + DIV Deutscher Industrieverlag, November 2016, ISBN 978-3-8356-7284-0

Web links