diff --git a/static/multi_pu_dashboard.html b/static/multi_pu_dashboard.html
new file mode 100644
index 0000000..364551a
--- /dev/null
+++ b/static/multi_pu_dashboard.html
@@ -0,0 +1,124 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
+  <title>Multi-PU Dashboard</title>
+  <script src="https://cdn.plot.ly/plotly-latest.min.js"></script>
+  <style>
+    body {
+      font-family: Arial, sans-serif;
+      margin: 0;
+      padding: 20px;
+    }
+    h1 {
+      text-align: center;
+    }
+    .plot-container {
+      display: flex;
+      flex-direction: column;
+      gap: 40px;
+      align-items: center;
+    }
+    .plot {
+      width: 90%;
+      height: 300px;
+    }
+  </style>
+</head>
+<body>
+  <h1>Multi-PU Monitoring Dashboard</h1>
+  <div class="plot-container">
+    <div id="Qperm-plot" class="plot"></div>
+    <div id="Pdilute-plot" class="plot"></div>
+    <div id="Pro-plot" class="plot"></div>
+    <div id="Qdilute-plot" class="plot"></div>
+    <div id="Qdrain-plot" class="plot"></div>
+  </div>
+<script>
+const time0 = [new Date()];
+const zero = [0];
+const maxPoints = 200;
+const puList = ['PU_1', 'PU_2', 'PU_3'];
+
+const plots = [
+  { id: 'Qperm-plot', quantity: 'Qperm', title: 'Qperm per PU', ref: 1200 },
+  { id: 'Qdilute-plot', quantity: 'Qdilute', title: 'Qdilute per PU' },
+  { id: 'Qdrain-plot', quantity: 'Qdrain', title: 'Qdrain per PU' },
+  { id: 'Pro-plot', quantity: 'Pro', title: 'Pro per PU' },
+  { id: 'Pdilute-plot', quantity: 'Pdilute', title: 'Pdilute per PU', ref: 2.5 },
+];
+
+function makeTraces(quantity) {
+  return puList.map((pu, i) => ({
+    x: time0.slice(),
+    y: zero.slice(),
+    name: pu,
+    mode: 'lines',
+    line: { width: 2 },
+    legendgroup: pu
+  }));
+}
+function initAllPlots() {
+  plots.forEach(plot => {
+    const data = makeTraces(plot.quantity);
+    const layout = {
+      title: plot.title,
+      xaxis: { title: 'Time', type: 'date' },
+      yaxis: { title: plot.id.includes('P') ? 'Pressure (bar)' : 'Flow (L/h)' },
+    };
+    if (plot.ref !== undefined) {
+      data.push({
+        x: [time0[0], time0[0]],
+        y: [plot.ref, plot.ref],
+        mode: 'lines',
+        line: { dash: 'dash', color: 'red' },
+        name: `Ref ${plot.ref}`,
+        showlegend: true
+      });
+    }
+    Plotly.newPlot(plot.id, data, layout);
+  });
+}
+async function updateAllPlots() {
+  try {
+    const res = await fetch('/monitor');
+    if (!res.ok) throw new Error(`HTTP error! status: ${res.status}`);
+    const allData = await res.json();
+    const timestamp = new Date();
+
+    // SkidData is only fetched once
+    const SkidData = allData["PatientSkid"] || {};
+
+
+    plots.forEach(plot => {
+      const xUpdates = [];
+      const yUpdates = [];
+
+      puList.forEach(pu => {
+        const puData = allData[pu] || {};
+        const value = puData[plot.quantity];
+        xUpdates.push([timestamp]);
+        yUpdates.push([value !== undefined ? value : null]);
+      });
+
+      Plotly.extendTraces(plot.id, { x: xUpdates, y: yUpdates }, puList.map((_, i) => i), maxPoints);
+
+      if (plot.ref !== undefined) {
+        Plotly.extendTraces(plot.id, {
+          x: [[timestamp]],
+          y: [[plot.ref]]
+        }, [puList.length], maxPoints); // the ref line is always the last trace
+      }
+    });
+  } catch (err) {
+    console.error("Failed to update plots:", err);
+  }
+}
+
+initAllPlots();
+setInterval(updateAllPlots, 1000);
+</script>
+
+</body>
+</html>
diff --git a/templates/control.html b/templates/control.html
index 84f224a..8161b11 100644
--- a/templates/control.html
+++ b/templates/control.html
@@ -231,19 +231,25 @@
 <div class="header">
     <h1>Hydraulic Machine Control</h1>
     <div class="monitor-pu-buttons">
-        <a href="/monitor-page?pu_number=1" target="_blank" class="monitor-link">
-            <i class="fas fa-chart-line"></i> Monitor PU 1
-        </a>
-        <a href="/monitor-page?pu_number=2" target="_blank" class="monitor-link">
-            <i class="fas fa-chart-line"></i> Monitor PU 2
-        </a>
-        <a href="/monitor-page?pu_number=3" target="_blank" class="monitor-link">
-            <i class="fas fa-chart-line"></i> Monitor PU 3
-        </a>
-        <!-- New Record Button -->
-        <button id="recordButton" class="connect-button" onclick="toggleRecording()">
-            <i class="fas fa-circle"></i> Start Recording
-        </button>
+    <!-- New multi-monitor button -->
+    <a href="/multi-monitor-page" target="_blank" class="monitor-link">
+        <i class="fas fa-chart-bar"></i> Monitor All PUs
+    </a>
+
+    <a href="/monitor-page?pu_number=1" target="_blank" class="monitor-link">
+        <i class="fas fa-chart-line"></i> Monitor PU 1
+    </a>
+    <a href="/monitor-page?pu_number=2" target="_blank" class="monitor-link">
+        <i class="fas fa-chart-line"></i> Monitor PU 2
+    </a>
+    <a href="/monitor-page?pu_number=3" target="_blank" class="monitor-link">
+        <i class="fas fa-chart-line"></i> Monitor PU 3
+    </a>
+
+    <!-- New Record Button -->
+    <button id="recordButton" class="connect-button" onclick="toggleRecording()">
+        <i class="fas fa-circle"></i> Start Recording
+    </button>
     </div>
     <button id="connectButton" class="connect-button" onclick="toggleConnection()">
         <i class="fas fa-power-off"></i> Connect
@@ -459,14 +465,8 @@
         <div class="monitor-value">Q_recirc<br>${puData.Qrecirc.toFixed(1)} L/h</div>
         <div class="monitor-value">P_ro<br>${puData.Pro.toFixed(1)} bar</div>
         <div class="monitor-value">P_dilute<br>${puData.Pdilute.toFixed(1)} bar</div>
-        <div class="monitor-value">P_rentate<br>${puData.Prentate.toFixed(1)} bar</div>
+        <div class="monitor-value">P_retentate<br>${puData.Pretentate.toFixed(1)} bar</div>
         <div class="monitor-value">Conductivity<br>${puData.Conductivity.toFixed(1)} µS/cm</div>
-        <div class="monitor-value">MV02<br>${puData.MV02.toFixed(1)} % (sp: ${puData.MV02_sp.toFixed(1)})</div>
-        <div class="monitor-value">MV03<br>${puData.MV03.toFixed(1)} % (sp: ${puData.MV03_sp.toFixed(1)})</div>
-        <div class="monitor-value">MV05<br>${puData.MV05.toFixed(1)} % (sp: ${puData.MV05_sp.toFixed(1)})</div>
-        <div class="monitor-value">MV06<br>${puData.MV06.toFixed(1)} % (sp: ${puData.MV06_sp.toFixed(1)})</div>
-        <div class="monitor-value">MV07<br>${puData.MV07.toFixed(1)} % (sp: ${puData.MV07_sp.toFixed(1)})</div>
-        <div class="monitor-value">MV08<br>${puData.MV08.toFixed(1)} % (sp: ${puData.MV08_sp.toFixed(1)})</div>
         `;
         }
     }
