diff --git a/heating.yaml b/heating.yaml
index 724d581..ffe7177 100644
--- a/heating.yaml
+++ b/heating.yaml
@@ -95,6 +95,11 @@ sensor:
   filters:
   - offset: 0.5
 
+- platform: dallas
+  address: 0x4845b7211864ff28
+  id: hot_water_temperature
+  name: "Hot water temperature"
+
 - platform: dallas
   address: 0x6a0316643959ff28
   id: floor_temperature