diff --git a/brewpi.ui b/brewpi.ui
index 576e6f9..3c661c4 100644
--- a/brewpi.ui
+++ b/brewpi.ui
@@ -1935,10 +1935,10 @@
      </rect>
     </property>
     <property name="lowerBound">
-     <double>500.000000000000000</double>
+     <double>0.000000000000000</double>
     </property>
     <property name="upperBound">
-     <double>3500.000000000000000</double>
+     <double>100.000000000000000</double>
     </property>
     <property name="scaleMaxMajor">
      <number>7</number>
diff --git a/brewpi_gui.py b/brewpi_gui.py
index 553fc10..bca966b 100644
--- a/brewpi_gui.py
+++ b/brewpi_gui.py
@@ -31,6 +31,10 @@ class Window(QtWidgets.QMainWindow, Ui_MainWindow):
 		self.Slider.valueChanged.connect(self.on_slider_changed)
 		self.send_data = Queue()
 
+		# Initially enqueue GUI setter
+		# Slider
+		self.msg_heater.send_from_thread({'Activate': 1, 'Power': self.Slider.value()})
+
 	def connect(self):
 		self.ws_client.connect(uri="ws://localhost:8765")
 
diff --git a/brewpi_win.py b/brewpi_win.py
index ac4ebf2..0dfb627 100644
--- a/brewpi_win.py
+++ b/brewpi_win.py
@@ -660,8 +660,8 @@ class Ui_MainWindow(object):
         self.Thermo.setObjectName("Thermo")
         self.Slider = QwtSlider(self.centralwidget)
         self.Slider.setGeometry(QtCore.QRect(430, 90, 91, 381))
-        self.Slider.setLowerBound(500.0)
-        self.Slider.setUpperBound(3500.0)
+        self.Slider.setLowerBound(0.0)
+        self.Slider.setUpperBound(100.0)
         self.Slider.setScaleMaxMajor(7)
         self.Slider.setScaleMaxMinor(3)
         self.Slider.setScaleStepSize(0.0)