Heizen mit der Klimaanlage: Denkfehler und Praxiserfahrungen

It seems like every YouTuber in the solar energy field has uploaded something about heating with air conditioners in recent months. Almost all of the reports are positive – but unfortunately, they're based solely on theory. I've been using a multi-split air conditioner for three years in a fairly well-insulated house (energy efficiency class "B"). So, I can offer real-world experience – and it looks quite different from the rosy theoretical picture. ... 🎬Video recommendations: DIY cleaning and disinfecting of your air conditioner like the pros:    • DIY Klimaanlage reinigen und desinfizieren...   And another video where I address criticism:    • Heizen mit Klimaanlage #2 – Irrtümer und M...   Here are the unvarnished results regarding the system's cycling:    • COP=1! Split-Klima nur so effizient wie ei...   As well as the final video in the series with readings from the depths of winter:    • Endlich: Split-Klima im 8h-Betrieb mit gut...   💰I compare my electricity provider annually using Check24. If you'd like to do the same, you can find it here*: ​​https://bit.ly/check24-Stromvergleich 🎁Want to support my channel? You can make a PayPal donation here: https://www.paypal.com/paypalme/pvand... Thank you! 🖥️ More PV&E on my website: https://www.pvunde.de/ ----------------------------------------------------- Shopping list* for air conditioning cleaning: Alcohol cleaner - 5 liters for €5 at Toom hardware store (unfortunately currently unavailable...) An alternative often suggested in this community: Isopropanol https://amzn.to/3NnhcOY Universal cleaning wipes, the good ones from Würth are available here: https://amzn.to/3QDFEtG Spray bottle: https://amzn.to/3xjktGA Pressure spray bottle: https://amzn.to/3xiLBFE Safety goggles: https://amzn.to/3S34Pal Tools needed: Step ladder Cloth to protect the work surface *These links are affiliate links. If you order through them, you pay the price as usual - but I receive a small advertising commission ;-)