diff --git a/infra/grafana/garage_decke.json b/infra/grafana/garage_decke.json
index ccfe90ecc..ccd6784c9 100644
--- a/infra/grafana/garage_decke.json
+++ b/infra/grafana/garage_decke.json
@@ -84,7 +84,7 @@
     {
       "id": 2,
       "type": "stat",
-      "title": "PWT oben",
+      "title": "PWT-Oberfläche",
       "gridPos": {
         "h": 4,
         "w": 4,
@@ -417,7 +417,7 @@
             "type": "influxdb",
             "uid": "ffptl25vzylfke"
           },
-          "query": "SELECT mean(\"value\") AS \"Reserve\" FROM \"temperature\" WHERE \"node\"='garage_decke' AND \"sensor\"='pwt' AND $timeFilter GROUP BY time($__interval)",
+          "query": "SELECT mean(\"value\") AS \"PWT-Oberfläche\" FROM \"temperature\" WHERE \"node\"='garage_decke' AND \"sensor\"='pwt' AND $timeFilter GROUP BY time($__interval)",
           "rawQuery": true
         },
         {
diff --git a/infra/telegraf/satellites.conf b/infra/telegraf/satellites.conf
index 9814544c1..8e03cd729 100644
--- a/infra/telegraf/satellites.conf
+++ b/infra/telegraf/satellites.conf
@@ -104,7 +104,7 @@
 # --- Garage-Decke: 5x DS18B20 ueber 2 Shelly 1 (Gen1), MQTT ---
 # Sensor-Zuordnung final (26.06.2026, User-identifiziert):
 #   rl_klimadecke  = shelly .86 idx0 hwID 28ff641e01be641a  (RL Klimadecke)
-#   pwt            = shelly .86 idx1 hwID 28ff641e01b534e2  (PWT oben geklemmt)
+#   pwt            = shelly .86 idx1 hwID 28ff641e01b534e2  (PWT-Oberfläche geklemmt)
 #   vl_kaeltedecke = shelly .86 idx2 hwID 28ff641e23c9d2f6  (VL KaelteDecke)
 #   vl_brunnen     = shelly .78 idx0 hwID 28ff641e23ea0235  (VL Brunnen vor PWT)
 #   rl_brunnen     = shelly .78 idx1 hwID 28ff641e23f7232d  (RL Brunnen nach PWT)