diff --git a/src/components/ThreeViewer/Meshes/PVSystems.jsx b/src/components/ThreeViewer/Meshes/PVSystems.jsx
index f1036c0d..5ea49337 100644
--- a/src/components/ThreeViewer/Meshes/PVSystems.jsx
+++ b/src/components/ThreeViewer/Meshes/PVSystems.jsx
@@ -170,6 +170,7 @@ const PVSystem = ({ geometry, annualYield, area }) => {
             transparent: true,
             opacity: 0.5,
             metalness: 1,
+            side: THREE.DoubleSide,
           })
         }
       />