diff --git a/eos/graph/fitShieldRegenRelative.py b/eos/graph/fitShieldRegenRelative.py
new file mode 100644
index 000000000..c4ae82581
--- /dev/null
+++ b/eos/graph/fitShieldRegenRelative.py
@@ -0,0 +1,48 @@
+# ===============================================================================
+# Copyright (C) 2010 Diego Duclos
+#
+# This file is part of eos.
+#
+# eos is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# eos is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with eos.  If not, see <http://www.gnu.org/licenses/>.
+# ===============================================================================
+
+import math
+from logbook import Logger
+
+import gui.mainFrame
+from eos.graph import Graph
+
+
+pyfalog = Logger(__name__)
+
+
+class FitShieldRegenRelativeGraph(Graph):
+
+    defaults = {"percentage": '0-100'}
+
+    def __init__(self, fit, data=None):
+        Graph.__init__(self, fit, self.calcRegen, data if data is not None else self.defaults)
+        self.fit = fit
+        self.mainFrame = gui.mainFrame.MainFrame.getInstance()
+
+    def calcRegen(self, data):
+        perc = data["percentage"]
+        maxShield = self.fit.ship.getModifiedItemAttr('shieldCapacity')
+        regenTime = self.fit.ship.getModifiedItemAttr('shieldRechargeRate') / 1000
+        currentShield = maxShield * perc / 100
+        regen = 10 * maxShield / regenTime * (math.sqrt(currentShield / maxShield) - currentShield / maxShield)
+        useEhp = self.mainFrame.statsPane.nameViewMap["resistancesViewFull"].showEffective
+        if self.fit.damagePattern is not None and useEhp:
+            regen = self.fit.damagePattern.effectivify(self.fit, regen, 'shield')
+        return regen
diff --git a/gui/builtinGraphs/__init__.py b/gui/builtinGraphs/__init__.py
index 2d2df469f..a2834c1f6 100644
--- a/gui/builtinGraphs/__init__.py
+++ b/gui/builtinGraphs/__init__.py
@@ -1,5 +1,6 @@
 __all__ = [
-    "fitDpsRange",
-    "fitDpsTime",
-    "fitDmgTime"
+    'fitDpsRange',
+    'fitDpsTime',
+    'fitDmgTime',
+    'fitShieldRegenRelative'
 ]
diff --git a/gui/builtinGraphs/fitShieldRegenRelative.py b/gui/builtinGraphs/fitShieldRegenRelative.py
new file mode 100644
index 000000000..56a5c3a7e
--- /dev/null
+++ b/gui/builtinGraphs/fitShieldRegenRelative.py
@@ -0,0 +1,86 @@
+# =============================================================================
+# Copyright (C) 2010 Diego Duclos
+#
+# This file is part of pyfa.
+#
+# pyfa is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# pyfa is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with pyfa.  If not, see <http://www.gnu.org/licenses/>.
+# =============================================================================
+
+import gui.mainFrame
+from eos.graph import Data
+from eos.graph.fitShieldRegenRelative import FitShieldRegenRelativeGraph as EosFitShieldRegenRelativeGraph
+from gui.bitmap_loader import BitmapLoader
+from gui.graph import Graph
+from service.attribute import Attribute
+
+
+class FitShieldRegenRelativeGraph(Graph):
+
+    propertyLabelMap = {"percentage": "Shield Capacity (percent)"}
+
+    defaults = EosFitShieldRegenRelativeGraph.defaults.copy()
+
+    def __init__(self):
+        Graph.__init__(self)
+        self.defaults["percentage"] = "0-100"
+        self.name = "Shield Regen vs. Shield Capacity"
+        self.shieldRegenRelative = None
+        self.mainFrame = gui.mainFrame.MainFrame.getInstance()
+
+    def getFields(self):
+        return self.defaults
+
+    def getLabels(self):
+        return self.propertyLabelMap
+
+    def getIcons(self):
+        iconFile = Attribute.getInstance().getAttributeInfo('shieldCapacity').iconID
+        bitmap = BitmapLoader.getBitmap(iconFile, "icons")
+        return {"percentage": bitmap}
+
+    def getPoints(self, fit, fields):
+        shieldRegenRelative = getattr(self, "shieldRegenRelative", None)
+        if shieldRegenRelative is None or shieldRegenRelative.fit != fit:
+            shieldRegenRelative = self.shieldRegenRelative = EosFitShieldRegenRelativeGraph(fit)
+
+        shieldRegenRelative.clearData()
+        variable = None
+        for fieldName, value in fields.items():
+            d = Data(fieldName, value)
+            if not d.isConstant():
+                if variable is None:
+                    variable = fieldName
+                else:
+                    # We can't handle more then one variable atm, OOPS FUCK OUT
+                    return False, "Can only handle 1 variable"
+
+            shieldRegenRelative.setData(d)
+
+        if variable is None:
+            return False, "No variable"
+
+        x = []
+        y = []
+        for point, val in shieldRegenRelative.getIterator():
+            x.append(point[variable])
+            y.append(val)
+
+        return x, y
+
+    @property
+    def redrawOnEffectiveChange(self):
+        return True
+
+
+FitShieldRegenRelativeGraph.register()
diff --git a/gui/graph.py b/gui/graph.py
index a328a4f00..f54e79767 100644
--- a/gui/graph.py
+++ b/gui/graph.py
@@ -34,10 +34,10 @@ class Graph(object):
     def getIcons(self):
         return None
 
+    @property
+    def redrawOnEffectiveChange(self):
+        return False
+
 
 # noinspection PyUnresolvedReferences
-from gui.builtinGraphs import (
-    fitDpsRange,  # noqa: E402, F401
-    fitDpsTime,  # noqa: E402, F401
-    fitDmgTime,  # noqa: E402, F401
-)
+from gui.builtinGraphs import *
diff --git a/gui/graphFrame.py b/gui/graphFrame.py
index 5ee000104..039f5e478 100644
--- a/gui/graphFrame.py
+++ b/gui/graphFrame.py
@@ -18,18 +18,19 @@
 # =============================================================================
 
 import os
-from logbook import Logger
+import traceback
 
 # noinspection PyPackageRequirements
 import wx
+from logbook import Logger
 
-from service.fit import Fit
 import gui.display
-import gui.mainFrame
 import gui.globalEvents as GE
-from gui.graph import Graph
+import gui.mainFrame
 from gui.bitmap_loader import BitmapLoader
-import traceback
+from gui.graph import Graph
+from service.fit import Fit
+
 
 pyfalog = Logger(__name__)
 
@@ -69,6 +70,7 @@ except Exception:
 class GraphFrame(wx.Frame):
 
     def __init__(self, parent, style=wx.DEFAULT_FRAME_STYLE | wx.NO_FULL_REPAINT_ON_RESIZE | wx.FRAME_FLOAT_ON_PARENT):
+
         global graphFrame_enabled
         global mplImported
         global mpl_version
@@ -164,6 +166,8 @@ class GraphFrame(wx.Frame):
         self.Bind(wx.EVT_CLOSE, self.closeEvent)
         self.Bind(wx.EVT_CHAR_HOOK, self.kbEvent)
         self.Bind(wx.EVT_CHOICE, self.graphChanged)
+        from gui.builtinStatsViews.resistancesViewFull import EFFECTIVE_HP_TOGGLED  # Grr crclar gons
+        self.mainFrame.Bind(EFFECTIVE_HP_TOGGLED, self.ehpToggled)
 
         self.Fit()
         self.SetMinSize(self.GetSize())
@@ -183,13 +187,21 @@ class GraphFrame(wx.Frame):
             return
         event.Skip()
 
+    def ehpToggled(self, event):
+        event.Skip()
+        view = self.getView()
+        if view.redrawOnEffectiveChange:
+            self.draw()
+
     def graphChanged(self, event):
         self.select(self.graphSelection.GetSelection())
         event.Skip()
 
     def closeWindow(self):
+        from gui.builtinStatsViews.resistancesViewFull import EFFECTIVE_HP_TOGGLED  # Grr crclar gons
         self.fitList.fitList.Unbind(wx.EVT_LEFT_DCLICK, handler=self.removeItem)
         self.mainFrame.Unbind(GE.FIT_CHANGED, handler=self.draw)
+        self.mainFrame.Unbind(EFFECTIVE_HP_TOGGLED, handler=self.ehpToggled)
         self.Destroy()
 
     def getView(self):