Your questions - our answers Here we have put together the most important questions and their answers for you. You will find everything about our solutions on the following pages. General questions Why is the heat meter making noises? Why do heat meters and water meters have to be replaced after 5 years? What are the consequences of devices outside the calibration period? Why is it sometimes necessary to equip radiators with two or more heat cost allocators? If radiators are equipped with two or more heat cost allocators, aren't too many units charged? Can evaporation still take place on the heat cost allocator when the heating is switched off? What is a calibration period - and what does it mean for measuring devices and meters? Können bei einem Einrohr-Heizungssystem Wärmezähler eingesetzt und genutzt werden? Was ist ein Wärmezähler? Wie wird die abgenommene Wärmemenge errechnet? Welchen Leistungsumfang bietet mir die Garantiewartung für eichpflichtige bzw. wartungsintensive Geräte? Heizkostenabrechnung Welche Kosten können von dem Wärmeabgeber auf die Nutzer*innen umgelegt werden? Warum wird verursachungsgerecht abgerechnet? Die Heizkostenverteiler in meiner Wohnung zeigten viel geringere Verbrauchseinheiten gegenüber dem Vorjahr an, trotzdem wurden mir höhere Kosten belastet. Warum? Wie kann es sein, dass bei gleichem Brennstoffverbrauch verschiedener Heizperioden unterschiedliche Verbrauchsanzeigen auftreten können? Kann ich als Hausverwalter*in die Bedienungskosten der Heizungsanlage auf die Mieter*innen / Eigentümer*innen umlegen? For me as a tenant, fuel consumption that was made before / after I moved out has been taken into account in the heating bill. Is that right? Who bears the cost of the heat consumer exchange fee? Who bears the costs for the interim reading fee? Why is there not always an interim reading after a heat consumer? Despite more economical consumption behavior when using heating energy, I still had to pay the same / more for a heat cost allocation unit than in the previous year. How can that be? Why do the values of the heat meters not match the amount shown on the invoice from the energy supplier? Information on heating billing © 2021 ista Austria GmbH imprint Conditions Sitemap data protection We use cookies to offer you the best possible website experience. These include cookies that are necessary for the operation of the website (category: necessary) as well as those that are only used for anonymous statistical purposes (category: web performance and analysis). The cookies in the functional and marketing categories are used to simplify the retrieval and entry of information and to display personalized content. You decide which categories you allow. By clicking on "Accept all", you agree to the storage of cookies from the categories necessary, web performance and analysis, functional and marketing. You can find more information under data protection. Accept everything Reject Change settings imprint | Data protection