diff --git a/src/common/common.js b/src/common/common.js
index 5cbd3733..588b836c 100644
--- a/src/common/common.js
+++ b/src/common/common.js
@@ -159,6 +159,7 @@ export const SAVE_KEY = [
   'arrow',
   'surfaceCompass',
   'moduleCompass',
+  'isFixed',
 ]
 
 export const OBJECT_PROTOTYPE = [fabric.Line.prototype, fabric.Polygon.prototype, fabric.Triangle.prototype]
diff --git a/src/hooks/roofcover/useOuterLineWall.js b/src/hooks/roofcover/useOuterLineWall.js
index b2244da8..7c4d5091 100644
--- a/src/hooks/roofcover/useOuterLineWall.js
+++ b/src/hooks/roofcover/useOuterLineWall.js
@@ -1,6 +1,6 @@
 import { useEffect, useRef } from 'react'
 import { distanceBetweenPoints } from '@/util/canvas-util'
-import { useRecoilState, useRecoilValue, useSetRecoilState } from 'recoil'
+import { useRecoilState, useRecoilValue, useResetRecoilState, useSetRecoilState } from 'recoil'
 import {
   adsorptionPointAddModeState,
   adsorptionPointModeState,
@@ -65,6 +65,7 @@ export function useOuterLineWall(id, propertiesId) {
   const [arrow1, setArrow1] = useRecoilState(outerLineArrow1State)
   const [arrow2, setArrow2] = useRecoilState(outerLineArrow2State)
   const [points, setPoints] = useRecoilState(outerLinePointsState)
+  const resetPoints = useResetRecoilState(outerLinePointsState)
   const [type, setType] = useRecoilState(outerLineTypeState)
   const [angle1, setAngle1] = useRecoilState(outerLineAngle1State)
   const [angle2, setAngle2] = useRecoilState(outerLineAngle2State)
@@ -88,6 +89,13 @@ export function useOuterLineWall(id, propertiesId) {
     clear()
     return () => {
       initEvent()
+
+      canvas
+        .getObjects()
+        .filter((obj) => obj.name === 'startPoint')
+        .forEach((obj) => {
+          canvas.remove(obj)
+        })
     }
   }, [verticalHorizontalMode, points, adsorptionPointAddMode, adsorptionPointMode, adsorptionRange, interval, tempGridMode])
 
diff --git a/src/hooks/roofcover/useRoofAllocationSetting.js b/src/hooks/roofcover/useRoofAllocationSetting.js
index b4118dc1..5626e075 100644
--- a/src/hooks/roofcover/useRoofAllocationSetting.js
+++ b/src/hooks/roofcover/useRoofAllocationSetting.js
@@ -176,7 +176,7 @@ export function useRoofAllocationSetting(id) {
   }
 
   const apply = () => {
-    const roofBases = canvas.getObjects().filter((obj) => obj.name === POLYGON_TYPE.ROOF)
+    const roofBases = canvas.getObjects().filter((obj) => obj.name === POLYGON_TYPE.ROOF && !obj.isFixed)
     const wallLines = canvas.getObjects().filter((obj) => obj.name === POLYGON_TYPE.WALL)
     roofBases.forEach((roofBase) => {
       try {
@@ -199,6 +199,10 @@ export function useRoofAllocationSetting(id) {
     const roofs = canvas.getObjects().filter((obj) => obj.name === 'roof')
 
     roofs.forEach((roof) => {
+      if (roof.isFixed) return
+      roof.set({
+        isFixed: true,
+      })
       setSurfaceShapePattern(roof, roofDisplay.column)
       drawDirectionArrow(roof)
     })
diff --git a/src/hooks/usePolygon.js b/src/hooks/usePolygon.js
index b0f902cd..fd8e925d 100644
--- a/src/hooks/usePolygon.js
+++ b/src/hooks/usePolygon.js
@@ -305,7 +305,6 @@ export const usePolygon = () => {
     }
 
     let text = ''
-    console.log('direction', direction, surfaceCompass, moduleCompass)
 
     const compassType = (375 - moduleCompass) / 15