Increase energy efficiency by setting up and operating the following measures:- Air-cooled capacitor for outdoor installation (thermofin, X-TCH.3-091-26A-L-DE-BC-02)- Heat recovery signal (consisting of: Heat exchanger station NK composite system (WTT, GBS 800-120), heat exchanger station for TK composite system (WTT, GBS 700-60), buffer storage for PWW (content: 3,000 litres)- Hot smoke system (consisting of: Hot system UKM 2002 D, smoke generator R 600)- Renewal of the hot water heating/raw pipes according to the offer of the company “SHT Sanitär- und Heizstechnik GmbH” of 22.05.2018, No. A180310- Thermal exhaust air purification (TNV 1500) as an investive follow-up to the application “Sächsischer Gewerbeenergiepass (sawp)” (A.No. 100364553)