Robuta

https://www.buildwise.be/nl/normen-en-regelgeving/zoeken/en-834-ac-en/ EN 834 : 2013/AC : Heat cost allocators for the determination of the consumption of room heating... This standard applies to heat cost allocators used for the determination of the consumption of room heating radiators (AC). heat cost allocators for the room heating en ac https://sid.siemens.com/v/u/A6V15662677-JPG Electronic heat cost allocators WHE542, WHE632 - Product Pictures Standard - WHE542-D291S -... Electronic heat cost allocators WHE542, WHE632 heat cost allocators product pictures electronic standard