KNAACK & JAHN
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K + J Haustechnik GmbH - Building technology

We are at your service

K + J building technology is a medium-sized company, based in Hamburg with over 4 decades experience in building technology. Where building technology is concerned, speak to the specialists of
K + J.  We can provide you with individual and comprehensive advice on everything to do with heating, sanitation, ventilation and refrigeration.  No matter whether this involves a new build,  modernisation, maintenance or servicing your should contact us at the earliest opportunity.  This will permit cost reductions and the development of optimum solutions.

We work together with the leading manufacturers in order to provide you with the best quality brands at reasonable prices.  These alliances have matured over numerous decades, whilst our references are too numerous to mention.  Even so, in the final analysis no two contracts are ever the same.

That's why the quality of our customer service is just as important for us as the quality of the products.  

Allow us to provide you with a free-of-charge consultation without engagement.  We will prepare an analysis of your building technology and show you the possibilities for economizing in the sector of heating, sanitation and air-conditioning.  

Simply call us to arrange a date.
Phone +49 (0) 40 / 66 96 15-0

Building technology

Building technology


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