# Colors

### Water[​](https://support.powerio.com/docs-hvac/general/glossar/colors#wasser) <a href="#wasser" id="wasser"></a>

| Color                                                            | German              | English |
| ---------------------------------------------------------------- | ------------------- | ------- |
| <mark style="color:red;background-color:red;">red/red</mark>     | SF - Supply Heating |         |
| <mark style="color:blue;background-color:blue;">blue/blue</mark> | RF - Return Heating |         |