diff --git a/packages/editor/src/components/ui/panels/ceiling-panel.tsx b/packages/editor/src/components/ui/panels/ceiling-panel.tsx
index 43365ec1..ee9991eb 100755
--- a/packages/editor/src/components/ui/panels/ceiling-panel.tsx
+++ b/packages/editor/src/components/ui/panels/ceiling-panel.tsx
@@ -1,13 +1,12 @@
 'use client'
 
-import { type AnyNode, type CeilingNode, type MaterialSchema, useScene } from '@pascal-app/core'
+import { type AnyNode, type CeilingNode, useScene } from '@pascal-app/core'
 import { useViewer } from '@pascal-app/viewer'
 import { Edit, Move, Plus, Trash2 } from 'lucide-react'
 import { useCallback, useEffect } from 'react'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SliderControl } from '../controls/slider-control'
 import { PanelWrapper } from './panel-wrapper'
@@ -32,20 +31,6 @@ export function CeilingPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material, materialPreset: undefined })
-    },
-    [handleUpdate],
-  )
-
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      handleUpdate({ materialPreset, material: undefined })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
     setEditingHole(null)
@@ -257,15 +242,6 @@ export function CeilingPanel() {
         </div>
       </PanelSection>
 
-      <PanelSection title="Material">
-        <MaterialPicker
-          nodeType="ceiling"
-          onChange={handleMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={node.materialPreset}
-          value={node.material}
-        />
-      </PanelSection>
       <ActionGroup>
         <ActionButton icon={<Move className="h-3.5 w-3.5" />} label="Move" onClick={handleMove} />
       </ActionGroup>
diff --git a/packages/editor/src/components/ui/panels/door-panel.tsx b/packages/editor/src/components/ui/panels/door-panel.tsx
index 4c098d72..e02f13c7 100755
--- a/packages/editor/src/components/ui/panels/door-panel.tsx
+++ b/packages/editor/src/components/ui/panels/door-panel.tsx
@@ -5,7 +5,6 @@ import {
   type AnyNodeId,
   DoorNode,
   emitter,
-  type MaterialSchema,
   useScene,
 } from '@pascal-app/core'
 import { useViewer } from '@pascal-app/viewer'
@@ -15,7 +14,6 @@ import { usePresetsAdapter } from '../../../contexts/presets-context'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { MetricControl } from '../controls/metric-control'
 import { PanelSection } from '../controls/panel-section'
 import { SegmentedControl } from '../controls/segmented-control'
@@ -46,13 +44,6 @@ export function DoorPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -592,9 +583,6 @@ export function DoorPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        <MaterialPicker onChange={handleMaterialChange} value={node.material} />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/fence-panel.tsx b/packages/editor/src/components/ui/panels/fence-panel.tsx
index 4e2785da..856e5592 100644
--- a/packages/editor/src/components/ui/panels/fence-panel.tsx
+++ b/packages/editor/src/components/ui/panels/fence-panel.tsx
@@ -1,9 +1,8 @@
 'use client'
 
-import { type AnyNode, type AnyNodeId, type FenceNode, type MaterialSchema, useScene } from '@pascal-app/core'
+import { type AnyNode, type AnyNodeId, type FenceNode, useScene } from '@pascal-app/core'
 import { useViewer } from '@pascal-app/viewer'
 import { useCallback } from 'react'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SegmentedControl } from '../controls/segmented-control'
 import { SliderControl } from '../controls/slider-control'
@@ -67,20 +66,6 @@ export function FencePanel() {
     setSelection({ selectedIds: [] })
   }, [setSelection])
 
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      handleUpdate({ materialPreset, material: undefined })
-    },
-    [handleUpdate],
-  )
-
-  const handleCustomMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material, materialPreset: undefined })
-    },
-    [handleUpdate],
-  )
-
   if (!(node && node.type === 'fence' && selectedId && selectedCount === 1)) return null
 
   const dx = node.end[0] - node.start[0]
@@ -204,15 +189,6 @@ export function FencePanel() {
         />
       </PanelSection>
 
-      <PanelSection title="Material">
-        <MaterialPicker
-          nodeType="fence"
-          onChange={handleCustomMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={node.materialPreset}
-          value={node.material}
-        />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/roof-panel.tsx b/packages/editor/src/components/ui/panels/roof-panel.tsx
index f546a8f3..adab45b3 100755
--- a/packages/editor/src/components/ui/panels/roof-panel.tsx
+++ b/packages/editor/src/components/ui/panels/roof-panel.tsx
@@ -3,8 +3,6 @@
 import {
   type AnyNode,
   type AnyNodeId,
-  getEffectiveRoofSurfaceMaterial,
-  type MaterialSchema,
   type RoofNode,
   RoofNode as RoofNodeSchema,
   type RoofSegmentNode,
@@ -15,11 +13,9 @@ import { useViewer } from '@pascal-app/viewer'
 import { Copy, Move, Plus, Trash2 } from 'lucide-react'
 import { useCallback } from 'react'
 import { useShallow } from 'zustand/react/shallow'
-import { buildRoofSurfaceMaterialPatch } from '../../../lib/material-paint'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SliderControl } from '../controls/slider-control'
 import { PanelWrapper } from './panel-wrapper'
@@ -30,9 +26,6 @@ export function RoofPanel() {
   const updateNode = useScene((s) => s.updateNode)
   const createNode = useScene((s) => s.createNode)
   const setMovingNode = useEditor((s) => s.setMovingNode)
-  const selectedMaterialTarget = useEditor((s) => s.selectedMaterialTarget)
-  const setActivePaintMaterial = useEditor((s) => s.setActivePaintMaterial)
-  const setActivePaintTarget = useEditor((s) => s.setActivePaintTarget)
 
   const node = useScene((s) =>
     selectedId ? (s.nodes[selectedId as AnyNode['id']] as RoofNode | undefined) : undefined,
@@ -55,37 +48,6 @@ export function RoofPanel() {
     [selectedId, updateNode],
   )
 
-  const materialTargetRole =
-    selectedMaterialTarget &&
-    selectedMaterialTarget.nodeId === node?.id &&
-    (selectedMaterialTarget.role === 'top' ||
-      selectedMaterialTarget.role === 'edge' ||
-      selectedMaterialTarget.role === 'wall')
-      ? selectedMaterialTarget.role
-      : null
-  const materialPickerValue =
-    node && materialTargetRole ? getEffectiveRoofSurfaceMaterial(node, materialTargetRole) : {}
-
-  const handleTargetedMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      if (!node || !materialTargetRole) return
-      setActivePaintTarget('roof')
-      setActivePaintMaterial({ material, sourceTarget: 'roof' })
-      handleUpdate(buildRoofSurfaceMaterialPatch(node, materialTargetRole, material, undefined))
-    },
-    [handleUpdate, materialTargetRole, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
-  const handleTargetedMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      if (!node || !materialTargetRole) return
-      setActivePaintTarget('roof')
-      setActivePaintMaterial({ materialPreset, sourceTarget: 'roof' })
-      handleUpdate(buildRoofSurfaceMaterialPatch(node, materialTargetRole, undefined, materialPreset))
-    },
-    [handleUpdate, materialTargetRole, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -290,22 +252,6 @@ export function RoofPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        {!materialTargetRole ? (
-          <div className="mb-3 rounded-lg border border-border/50 bg-[#2C2C2E] px-3 py-2 text-[11px] text-muted-foreground">
-            Click the roof surface you want to edit. Materials apply to one target at a time.
-          </div>
-        ) : null}
-        <MaterialPicker
-          disabled={!materialTargetRole}
-          hideSideControl
-          nodeType="roof"
-          onChange={handleTargetedMaterialChange}
-          onSelectMaterialPreset={handleTargetedMaterialPresetChange}
-          selectedMaterialPreset={materialPickerValue.materialPreset}
-          value={materialPickerValue.material}
-        />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/roof-segment-panel.tsx b/packages/editor/src/components/ui/panels/roof-segment-panel.tsx
index de2a1440..88c1887e 100755
--- a/packages/editor/src/components/ui/panels/roof-segment-panel.tsx
+++ b/packages/editor/src/components/ui/panels/roof-segment-panel.tsx
@@ -3,7 +3,6 @@
 import {
   type AnyNode,
   type AnyNodeId,
-  type MaterialSchema,
   type RoofSegmentNode,
   RoofSegmentNode as RoofSegmentNodeSchema,
   type RoofType,
@@ -15,7 +14,6 @@ import { useCallback } from 'react'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SegmentedControl } from '../controls/segmented-control'
 import { SliderControl } from '../controls/slider-control'
@@ -52,20 +50,6 @@ export function RoofSegmentPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material, materialPreset: undefined })
-    },
-    [handleUpdate],
-  )
-
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      handleUpdate({ materialPreset, material: undefined })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -322,15 +306,6 @@ export function RoofSegmentPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        <MaterialPicker
-          nodeType="roof-segment"
-          onChange={handleMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={node.materialPreset}
-          value={node.material}
-        />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/slab-panel.tsx b/packages/editor/src/components/ui/panels/slab-panel.tsx
index bdd4071f..b44b1a64 100755
--- a/packages/editor/src/components/ui/panels/slab-panel.tsx
+++ b/packages/editor/src/components/ui/panels/slab-panel.tsx
@@ -1,13 +1,12 @@
 'use client'
 
-import { type AnyNode, type MaterialSchema, type SlabNode, useScene } from '@pascal-app/core'
+import { type AnyNode, type SlabNode, useScene } from '@pascal-app/core'
 import { useViewer } from '@pascal-app/viewer'
 import { Edit, Move, Plus, Trash2 } from 'lucide-react'
 import { useCallback, useEffect } from 'react'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SliderControl } from '../controls/slider-control'
 import { PanelWrapper } from './panel-wrapper'
@@ -32,20 +31,6 @@ export function SlabPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      handleUpdate({ materialPreset, material: undefined })
-    },
-    [handleUpdate],
-  )
-
-  const handleCustomMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material, materialPreset: undefined })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
     setEditingHole(null)
@@ -257,15 +242,6 @@ export function SlabPanel() {
           />
         </div>
       </PanelSection>
-      <PanelSection title="Material">
-        <MaterialPicker
-          nodeType="slab"
-          onChange={handleCustomMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={node.materialPreset}
-          value={node.material}
-        />
-      </PanelSection>
       <ActionGroup>
         <ActionButton icon={<Move className="h-3.5 w-3.5" />} label="Move" onClick={handleMove} />
       </ActionGroup>
diff --git a/packages/editor/src/components/ui/panels/stair-panel.tsx b/packages/editor/src/components/ui/panels/stair-panel.tsx
index ea3f1d26..362c42aa 100644
--- a/packages/editor/src/components/ui/panels/stair-panel.tsx
+++ b/packages/editor/src/components/ui/panels/stair-panel.tsx
@@ -3,9 +3,7 @@
 import {
   type AnyNode,
   type AnyNodeId,
-  getEffectiveStairSurfaceMaterial,
   type LevelNode,
-  type MaterialSchema,
   type StairNode,
   type StairRailingMode,
   type StairSlabOpeningMode,
@@ -20,12 +18,10 @@ import { useViewer } from '@pascal-app/viewer'
 import { Copy, Move, Plus, Trash2 } from 'lucide-react'
 import { useCallback } from 'react'
 import { useShallow } from 'zustand/react/shallow'
-import { buildStairSurfaceMaterialPatch } from '../../../lib/material-paint'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { DEFAULT_SPIRAL_STAIR_SWEEP_ANGLE } from '../../tools/stair/stair-defaults'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { MetricControl } from '../controls/metric-control'
 import { PanelSection } from '../controls/panel-section'
 import { SegmentedControl } from '../controls/segmented-control'
@@ -64,9 +60,6 @@ export function StairPanel() {
   const createNode = useScene((s) => s.createNode)
   const createNodes = useScene((s) => s.createNodes)
   const setMovingNode = useEditor((s) => s.setMovingNode)
-  const selectedMaterialTarget = useEditor((s) => s.selectedMaterialTarget)
-  const setActivePaintMaterial = useEditor((s) => s.setActivePaintMaterial)
-  const setActivePaintTarget = useEditor((s) => s.setActivePaintTarget)
 
   const node = useScene((s) =>
     selectedId ? (s.nodes[selectedId as AnyNode['id']] as StairNode | undefined) : undefined,
@@ -97,37 +90,6 @@ export function StairPanel() {
     [selectedId, updateNode],
   )
 
-  const materialTargetRole =
-    selectedMaterialTarget &&
-    selectedMaterialTarget.nodeId === node?.id &&
-    (selectedMaterialTarget.role === 'railing' ||
-      selectedMaterialTarget.role === 'tread' ||
-      selectedMaterialTarget.role === 'side')
-      ? selectedMaterialTarget.role
-      : null
-  const materialPickerValue =
-    node && materialTargetRole ? getEffectiveStairSurfaceMaterial(node, materialTargetRole) : {}
-
-  const handleTargetedMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      if (!node || !materialTargetRole) return
-      setActivePaintTarget('stair')
-      setActivePaintMaterial({ material, sourceTarget: 'stair' })
-      handleUpdate(buildStairSurfaceMaterialPatch(node, materialTargetRole, material, undefined))
-    },
-    [handleUpdate, materialTargetRole, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
-  const handleTargetedMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      if (!node || !materialTargetRole) return
-      setActivePaintTarget('stair')
-      setActivePaintMaterial({ materialPreset, sourceTarget: 'stair' })
-      handleUpdate(buildStairSurfaceMaterialPatch(node, materialTargetRole, undefined, materialPreset))
-    },
-    [handleUpdate, materialTargetRole, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -590,22 +552,6 @@ export function StairPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        {!materialTargetRole ? (
-          <div className="mb-3 rounded-lg border border-border/50 bg-[#2C2C2E] px-3 py-2 text-[11px] text-muted-foreground">
-            Click the stair surface you want to edit. Materials apply to one target at a time.
-          </div>
-        ) : null}
-        <MaterialPicker
-          disabled={!materialTargetRole}
-          hideSideControl
-          nodeType="stair"
-          onChange={handleTargetedMaterialChange}
-          onSelectMaterialPreset={handleTargetedMaterialPresetChange}
-          selectedMaterialPreset={materialPickerValue.materialPreset}
-          value={materialPickerValue.material}
-        />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/stair-segment-panel.tsx b/packages/editor/src/components/ui/panels/stair-segment-panel.tsx
index 17c84650..c783bd98 100644
--- a/packages/editor/src/components/ui/panels/stair-segment-panel.tsx
+++ b/packages/editor/src/components/ui/panels/stair-segment-panel.tsx
@@ -4,7 +4,6 @@ import {
   type AnyNode,
   type AnyNodeId,
   type AttachmentSide,
-  type MaterialSchema,
   type StairSegmentNode,
   StairSegmentNode as StairSegmentNodeSchema,
   type StairSegmentType,
@@ -16,7 +15,6 @@ import { useCallback } from 'react'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SegmentedControl } from '../controls/segmented-control'
 import { SliderControl } from '../controls/slider-control'
@@ -61,20 +59,6 @@ export function StairSegmentPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material, materialPreset: undefined })
-    },
-    [handleUpdate],
-  )
-
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      handleUpdate({ materialPreset, material: undefined })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -336,15 +320,6 @@ export function StairSegmentPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        <MaterialPicker
-          nodeType="stair-segment"
-          onChange={handleMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={node.materialPreset}
-          value={node.material}
-        />
-      </PanelSection>
     </PanelWrapper>
   )
 }
diff --git a/packages/editor/src/components/ui/panels/wall-panel.tsx b/packages/editor/src/components/ui/panels/wall-panel.tsx
index 899c92fc..c1fae2e7 100755
--- a/packages/editor/src/components/ui/panels/wall-panel.tsx
+++ b/packages/editor/src/components/ui/panels/wall-panel.tsx
@@ -3,24 +3,19 @@
 import {
   type AnyNode,
   type AnyNodeId,
-  getEffectiveWallSurfaceMaterial,
   getClampedWallCurveOffset,
   getMaxWallCurveOffset,
   getWallCurveLength,
-  getWallSurfaceMaterialSignature,
   normalizeWallCurveOffset,
-  type MaterialSchema,
   useScene,
   type WallNode,
 } from '@pascal-app/core'
 import { useViewer } from '@pascal-app/viewer'
 import { Move, Spline } from 'lucide-react'
-import { useCallback, useMemo } from 'react'
+import { useCallback } from 'react'
 import { sfxEmitter } from '../../../lib/sfx-bus'
-import { buildWallSurfaceMaterialPatch } from '../../../lib/material-paint'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { PanelSection } from '../controls/panel-section'
 import { SliderControl } from '../controls/slider-control'
 import { PanelWrapper } from './panel-wrapper'
@@ -31,9 +26,6 @@ export function WallPanel() {
   const updateNode = useScene((s) => s.updateNode)
   const setMovingNode = useEditor((s) => s.setMovingNode)
   const setCurvingWall = useEditor((s) => s.setCurvingWall)
-  const selectedMaterialTarget = useEditor((s) => s.selectedMaterialTarget)
-  const setActivePaintMaterial = useEditor((s) => s.setActivePaintMaterial)
-  const setActivePaintTarget = useEditor((s) => s.setActivePaintTarget)
 
   const node = useScene((s) =>
     selectedId ? (s.nodes[selectedId as AnyNode['id']] as WallNode | undefined) : undefined,
@@ -64,35 +56,6 @@ export function WallPanel() {
     [selectedId, updateNode],
   )
 
-  const effectiveInteriorMaterial = useMemo(
-    () => (node ? getEffectiveWallSurfaceMaterial(node, 'interior') : {}),
-    [node],
-  )
-  const effectiveExteriorMaterial = useMemo(
-    () => (node ? getEffectiveWallSurfaceMaterial(node, 'exterior') : {}),
-    [node],
-  )
-  const surfaceMaterialsMatch = useMemo(
-    () =>
-      getWallSurfaceMaterialSignature(effectiveInteriorMaterial) ===
-      getWallSurfaceMaterialSignature(effectiveExteriorMaterial),
-    [effectiveExteriorMaterial, effectiveInteriorMaterial],
-  )
-  const materialTargetSide =
-    selectedMaterialTarget &&
-    selectedMaterialTarget.nodeId === node?.id &&
-    (selectedMaterialTarget.role === 'interior' || selectedMaterialTarget.role === 'exterior')
-      ? selectedMaterialTarget.role
-      : null
-  const materialPickerValue =
-    materialTargetSide === 'interior'
-      ? effectiveInteriorMaterial
-      : materialTargetSide === 'exterior'
-        ? effectiveExteriorMaterial
-        : surfaceMaterialsMatch
-          ? effectiveInteriorMaterial
-          : {}
-
   const handleUpdateLength = useCallback(
     (newLength: number) => {
       if (!node || newLength <= 0) return
@@ -116,26 +79,6 @@ export function WallPanel() {
     [node, handleUpdate],
   )
 
-  const handleMaterialPresetChange = useCallback(
-    (materialPreset: string) => {
-      if (!node || !materialTargetSide) return
-      setActivePaintTarget('wall')
-      setActivePaintMaterial({ materialPreset, sourceTarget: 'wall' })
-      handleUpdate(buildWallSurfaceMaterialPatch(node, materialTargetSide, undefined, materialPreset))
-    },
-    [handleUpdate, materialTargetSide, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
-  const handleCustomMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      if (!node || !materialTargetSide) return
-      setActivePaintTarget('wall')
-      setActivePaintMaterial({ material, sourceTarget: 'wall' })
-      handleUpdate(buildWallSurfaceMaterialPatch(node, materialTargetSide, material, undefined))
-    },
-    [handleUpdate, materialTargetSide, node, setActivePaintMaterial, setActivePaintTarget],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -217,23 +160,6 @@ export function WallPanel() {
         )}
       </PanelSection>
 
-      <PanelSection title="Material">
-        {!materialTargetSide ? (
-          <div className="mb-3 rounded-lg border border-border/50 bg-[#2C2C2E] px-3 py-2 text-[11px] text-muted-foreground">
-            Click the wall face you want to edit. Materials now apply to one side at a time.
-          </div>
-        ) : null}
-        <MaterialPicker
-          disabled={!materialTargetSide}
-          hideSideControl
-          nodeType="wall"
-          onChange={handleCustomMaterialChange}
-          onSelectMaterialPreset={handleMaterialPresetChange}
-          selectedMaterialPreset={materialPickerValue.materialPreset}
-          value={materialPickerValue.material}
-        />
-      </PanelSection>
-
       <PanelSection title="Actions">
         <ActionGroup>
           <ActionButton icon={<Move className="h-3.5 w-3.5" />} label="Move" onClick={handleMove} />
diff --git a/packages/editor/src/components/ui/panels/window-panel.tsx b/packages/editor/src/components/ui/panels/window-panel.tsx
index cc346cf0..a41891b0 100755
--- a/packages/editor/src/components/ui/panels/window-panel.tsx
+++ b/packages/editor/src/components/ui/panels/window-panel.tsx
@@ -4,7 +4,6 @@ import {
   type AnyNode,
   type AnyNodeId,
   emitter,
-  type MaterialSchema,
   useScene,
   WindowNode,
 } from '@pascal-app/core'
@@ -15,7 +14,6 @@ import { usePresetsAdapter } from '../../../contexts/presets-context'
 import { sfxEmitter } from '../../../lib/sfx-bus'
 import useEditor from '../../../store/use-editor'
 import { ActionButton, ActionGroup } from '../controls/action-button'
-import { MaterialPicker } from '../controls/material-picker'
 import { MetricControl } from '../controls/metric-control'
 import { PanelSection } from '../controls/panel-section'
 import { SliderControl } from '../controls/slider-control'
@@ -45,13 +43,6 @@ export function WindowPanel() {
     [selectedId, updateNode],
   )
 
-  const handleMaterialChange = useCallback(
-    (material: MaterialSchema) => {
-      handleUpdate({ material })
-    },
-    [handleUpdate],
-  )
-
   const handleClose = useCallback(() => {
     setSelection({ selectedIds: [] })
   }, [setSelection])
@@ -431,9 +422,6 @@ export function WindowPanel() {
           />
         </ActionGroup>
       </PanelSection>
-      <PanelSection title="Material">
-        <MaterialPicker onChange={handleMaterialChange} value={node.material} />
-      </PanelSection>
     </PanelWrapper>
   )
 }