Companies with certified / registered products for "Heat cost allocators - Appliances with electrical energy supply"
- APATOR METRA s.r.o. Havlickova 919/24, 787 01 Šumperk, Czech Republic
- Minol Messtechnik W. Lehmann GmbH & Co. KG Nikolaus-Otto-Str. 25, 70771 Leinfelden-Echterdingen, Germany
- Techem Energy Services GmbH Hauptstr. 89, 65760 Eschborn, Germany
- ZENNER International GmbH & Co. KG Römerstadt 6, 66121 Saarbrücken, Germany