A detailed illustration of the complete water system in an apartment building, showing where each line represents which pipes and atmosphere connections with red lines for hot modern style, blue lines for cold air and sky-blue color line representing rainwater ble like "regIDSch marty Herzog" in German. The drawing includes details such as heat pump location, flue pipe to outside wall, home water tank, multiple au lux shooting, sony alpha A7 III camera, wide angle lens --ar 128:61