diff --git a/compact/ecal.xml b/compact/ecal.xml
new file mode 100644
index 0000000000000000000000000000000000000000..0ab9ced0eeb2ec5ec626a65b97337adbc55b7f5b
--- /dev/null
+++ b/compact/ecal.xml
@@ -0,0 +1,182 @@
+<lccdd>
+
+ <define>
+ <constant name="CrystalEndcap_rmin" value="VertexTrackerInnerRadius"/>
+ <constant name="CrystalEndcap_rmax" value="EcalEndcapN_rmin"/>
+ <constant name="CrystalBox_x_length" value="20.0*mm"/>
+ <constant name="CrystalBox_y_length" value="20.0*mm"/>
+ <constant name="CrystalBox_z_length" value="200.0*mm"/>
+ <constant name="CrystalBox_offset" value="0.000001*mm"/>
+ <constant name="CrystalEndcap_x_pos" value="0.0*m"/>
+ <constant name="CrystalEndcap_y_pos" value="0.0*m"/>
+ <constant name="CrystalEndcap_z_pos" value="-EcalEndcap_zmin"/>
+ </define>
+
+ <limits>
+ </limits>
+
+ <regions>
+ </regions>
+
+ <!-- Common Generic visualization attributes -->
+ <comment>Common Generic visualization attributes</comment>
+ <display>
+ </display>
+
+ <detectors>
+
+ <comment>
+ ---------------------
+ Barrel EM Calorimeter
+ ---------------------
+ A layered EM calorimeter with tungsten and silicon (or scintillator) strips
+ </comment>
+ <detector
+ id="ECalBarrel_ID"
+ name="EcalBarrel"
+ type="DD4hep_EcalBarrel"
+ readout="EcalBarrelHits"
+ calorimeterType="EM_BARREL">
+ <dimensions
+ numsides="CaloSides"
+ rmin="EcalBarrel_rmin"
+ z="EcalBarrelLength"/>
+ <staves vis="EcalBarrelVis"/>
+ <layer repeat="1">
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalBarrelThinLayers">
+ <slice material="TungstenDens24" thickness="EcalThinTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalBarrelThickLayers">
+ <slice material="TungstenDens24" thickness="EcalThickTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ </detector>
+
+ <comment>
+ -----------------------------
+ Forward Endcap EM Calorimeter
+ -----------------------------
+ A layered EM calorimeter with tungsten and silicon (or scintillator) strips
+ </comment>
+ <detector id="ECalEndcapP_ID"
+ name="EcalEndcapP"
+ type="DD4hep_PolyhedraEndcapCalorimeter2"
+ reflect="false"
+ readout="EcalEndcapHits"
+ vis="EcalEndcapVis"
+ calorimeterType="EM_ENDCAP" >
+ <dimensions
+ numsides="CaloSides"
+ zmin="EcalEndcap_zmin"
+ rmin="EcalEndcapP_rmin"
+ rmax="EcalBarrel_rmax " />
+ <layer repeat="1">
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalEndcapThinLayers">
+ <slice material="TungstenDens24" thickness="EcalThinTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalEndcapThickLayers">
+ <slice material="TungstenDens24" thickness="EcalThickTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ </detector>
+
+
+ <comment>
+ -------------------------------
+ Backwards Endcap EM Calorimeter
+ -------------------------------
+ A layered EM calorimeter with tungsten and silicon (or scintillator) strips
+ </comment>
+ <detector id="ECalEndcapN_ID"
+ name="EcalEndcapN"
+ type="topside_PolyhedraEndcapCalorimeter2"
+ reflect="true"
+ readout="EcalEndcapHits"
+ vis="EcalEndcapVis"
+ calorimeterType="EM_ENDCAP">
+ <dimensions
+ numsides="CaloSides"
+ zmin="EcalEndcap_zmin"
+ rmin="EcalEndcapN_rmin"
+ rmax="EcalBarrel_rmax " />
+ <layer repeat="1">
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalEndcapThinLayers">
+ <slice material="TungstenDens24" thickness="EcalThinTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ <layer repeat="EcalEndcapThickLayers">
+ <slice material="TungstenDens24" thickness="EcalThickTungstenThickness"/>
+ <slice material="Air" thickness="EcalAir2Thickness"/>
+ <slice material="Silicon" thickness="EcalSiliconThickness" sensitive="yes" limits="cal_limits"/>
+ <slice material="Copper" thickness="EcalCopperThickness"/>
+ <slice material="Kapton" thickness="EcalKaptonThickness"/>
+ <slice material="Air" thickness="EcalAir1Thickness"/>
+ </layer>
+ </detector>
+ </detectors>
+
+ <!-- Definition of the readout segmentation/definition -->
+ <readouts>
+ <!--
+ <readout name="PlaneTrackerHits">
+ <segmentation type="CartesianGridXY" grid_size_x="20.0*mm" grid_size_y="20.0*mm" />
+ <id>system:5,module:4,x:32:-16,y:-16</id>
+ </readout>
+ -->
+ <readout name="CrystalEcalHits">
+ <segmentation type="CartesianGridXY" grid_size_x="CrystalBox_x_length" grid_size_y="CrystalBox_y_length" />
+ <id>system:8,sector:4,module:20,x:48:-8,y:-8</id>
+ </readout>
+ <readout name="EcalBarrelHits">
+ <segmentation type="CartesianGridXY" grid_size_x="3.5 * mm" grid_size_y="3.5 * mm"/>
+ <id>system:8,barrel:3,module:4,layer:6,slice:5,x:32:-16,y:-16</id>
+ </readout>
+ <readout name="EcalEndcapHits">
+ <segmentation type="CartesianGridXY" grid_size_x="3.5 * mm" grid_size_y="3.5 * mm"/>
+ <id>system:8,barrel:3,module:4,layer:6,slice:5,x:32:-16,y:-16</id>
+ </readout>
+ </readouts>
+
+ <plugins>
+ </plugins>
+
+<fields>
+</fields>
+</lccdd>
diff --git a/src/cb_EMCAL.cpp b/src/cb_EMCAL.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c54e4b1f076b225c7f405c32c3d60c443c63a212
--- /dev/null
+++ b/src/cb_EMCAL.cpp
@@ -0,0 +1,103 @@
+#include <XML/Helper.h>
+
+using namespace dd4hep;
+
+static Ref_t createDetector(Detector& desc, xml_h handle, SensitiveDetector sens) {
+ xml::DetElement detElem = handle;
+ std::string detName = detElem.nameStr();
+ int detID = detElem.id();
+
+ xml::Component dims = detElem.dimensions();
+ double rInner = dims.inner_radius();
+ double rMin = dims.rmin();
+ double thickness = dims.thickness();
+ double innerZ = dims.inner_z();
+ double angle = dims.angle();
+
+ Material mat = desc.material(detElem.materialStr());
+
+ Tube outerTubeShape(rMin, rInner + thickness, innerZ + thickness);
+ Tube innerTubeShape(0, rInner, innerZ);
+ SubtractionSolid unchamferedShape(outerTubeShape, innerTubeShape);
+ Cone chamferShape(thickness, 0, rMin, 0, rMin + 2 * tan(angle) * thickness);
+ SubtractionSolid detShape(unchamferedShape, chamferShape, Position(0, 0, innerZ + thickness));
+ Volume detVol(detName, detShape, mat);
+
+ detVol.setVisAttributes(desc.visAttributes(detElem.visStr()));
+
+ DetElement det(detName, detID);
+ Volume motherVol = desc.pickMotherVolume(det);
+ PlacedVolume detPV = motherVol.placeVolume(detVol);
+ det.setPlacement(detPV);
+ return det;
+
+
+//struct cb_EMCAL_Config
+//{
+// double RIn;
+// double ROut;
+// double ROutshift = 5 * cm;
+// double Thickness = 40 * cm;
+// double SizeZ;
+//};
+//
+//
+//class cb_EMCAL_Design
+//{
+//public:
+// inline void Construct(cb_EMCAL_Config cfg, cb_Solenoid_Config cfgsolenoid, G4Material *worldMaterial, G4VPhysicalVolume *motherVolume)
+// {
+// spdlog::debug("Begin cb_EMCAL volume \n");
+//
+// ConstructionConfig = cfg;
+//
+// //........................EMCAL Barrel detector----------------------------------------------
+//
+// // working
+//
+// // G4double EMCALB_R_cone[4]={cb_EMCAL_GVol_RIn, cb_EMCAL_GVol_ROut, cb_EMCAL_GVol_ROut, cb_EMCAL_GVol_RIn };
+// // G4double cb_EMCAL_GVol_ConeZ[4]={ -SizeZ/2, -SizeZ/2+60*cm, SizeZ/2-60*cm, SizeZ/2};
+//
+//
+// double coneROut[4] = {cfg.ROut, cfg.ROut, cfg.ROut, cfg.ROut};
+// double coneRIn[4] = {cfg.ROut - 1. * cm, cfg.RIn, cfg.RIn, cfg.ROut - 1. * cm};
+// double coneZ[4] = {-cfgsolenoid.SizeZ / 2, -cfgsolenoid.SizeZ / 2 + 30 * cm, cfgsolenoid.SizeZ / 2 - 30 * cm, cfgsolenoid.SizeZ / 2};
+//
+// Solid = new G4Polycone("cb_EMCAL_GVol_Solid", 0. * deg, 360. * deg, 4, coneZ, coneRIn, coneROut);
+// Logic = new G4LogicalVolume(Solid, worldMaterial, "cb_EMCAL_GVol_Logic");
+// Phys = new G4PVPlacement(0, G4ThreeVector(), "cb_EMCAL_GVol_Phys", Logic, motherVolume, false, 0);
+//
+//
+// G4VisAttributes *visAttr = new G4VisAttributes(G4Color(0.3, 0.5, 0.9, 1.));
+// visAttr->SetLineWidth(1);
+// visAttr->SetForceSolid(false);
+// Logic->SetVisAttributes(visAttr);
+// }
+//
+//
+// inline void ConstructBars()
+// {
+// // Setting material
+// cb_EMCAL_det_Material = fMat->GetMaterial("PbWO4");
+// Logic->SetMaterial(cb_EMCAL_det_Material);
+//
+// // Visualising it differently
+// auto visualAttributes = new G4VisAttributes(G4Color(0.3, 0.5, 0.9, 1.));
+// visualAttributes->SetLineWidth(1);
+// visualAttributes->SetForceSolid(true);
+// Logic->SetVisAttributes(visualAttributes);
+// // fPhysicsEMCAL = new G4PVPlacement(0, G4ThreeVector(0,0,-40*cm), "EMCALbSolPhys",fLogicEMCAL,
+// // cb_EMCAL_GVol_Phys, false, 0 );
+// }
+//
+// G4Polycone *Solid; //pointer to the solid
+// G4LogicalVolume *Logic; //pointer to the logical
+// G4VPhysicalVolume *Phys; //pointer to the physical
+//
+// /// Parameters that was used in the moment of construction
+// cb_EMCAL_Config ConstructionConfig;
+
+}
+
+// clang-format off
+DECLARE_DETELEMENT(cb_EMCAL, createDetector)