diff --git a/src/packages/openplans-core/src/elements/solids/poly-wall.ts b/src/packages/openplans-core/src/elements/solids/poly-wall.ts
index d060f0c..94ecaf2 100644
--- a/src/packages/openplans-core/src/elements/solids/poly-wall.ts
+++ b/src/packages/openplans-core/src/elements/solids/poly-wall.ts
@@ -800,10 +800,8 @@ export class PolyWall extends Polyline implements IShape {
     if (wall3D && all3DOpenings.length > 0) {
       try {
         const result3D = wall3D.subtract(all3DOpenings, {
-          color:       this.propertySet.color,
-          outline:     this._outlineEnabled,
-          transparent: false,
-          opacity:     1,
+          color:   this.propertySet.color,
+          outline: this._outlineEnabled,
         }) as BooleanResult;
 
         this.subElements3D.set(this.ogid + "-3d-resolved", result3D);
diff --git a/src/packages/openplans-core/src/elements/solids/single-wall.ts b/src/packages/openplans-core/src/elements/solids/single-wall.ts
index 09c8632..25b8d33 100644
--- a/src/packages/openplans-core/src/elements/solids/single-wall.ts
+++ b/src/packages/openplans-core/src/elements/solids/single-wall.ts
@@ -368,9 +368,7 @@ export class SingleWall extends Line implements IShape {
     }
 
     const result3D = wall3D.subtract(all3DOpenings, {
-      color:       this.propertySet.color,
-      transparent: false,
-      opacity:     1,
+      color: this.propertySet.color,
     });
 
     wall3D.visible = false;
diff --git a/src/packages/openplans-core/src/elements/solids/wall-component/wall-engine.ts b/src/packages/openplans-core/src/elements/solids/wall-component/wall-engine.ts
deleted file mode 100644
index 24a0e51..0000000
--- a/src/packages/openplans-core/src/elements/solids/wall-component/wall-engine.ts
+++ /dev/null
@@ -1,80 +0,0 @@
-import { SingleWall } from "../single-wall";
-import { WallOptions } from "../wall-types";
-
-
-const wallJoinTolerance: number = 0.01; // Tolerance for detecting joins
-
-interface WallRelationship {
-  wallId: string;
-  startLink: string | null; // ID of the wall connected at the start point
-  endLink: string | null;   // ID of the wall connected at the end point
-  middleLinks: string[]; // IDs of walls that overlap in the middle
-}
-
-/**
- * Wall Engine provides a way to create new walls based on parameters.
- * The Engine then resolves Wall Joins based on Overalapping Walls.
- * Currently T, L, X joins are supported.
- * The Wall Engine is running in the background and whenever user modifies a wall geometry or creates a new wall, the engine checks for overlapping walls and resolves the joins accordingly.
- */
-export class WallEngine {
-  private wallMap: Map<string, SingleWall> = new Map();
-  private wallRelationships: Map<string, WallRelationship> = new Map(); // Map of wallId to wall relationship
-
-  constructor() {}
-
-  createWall(wallOptions: Partial<WallOptions>): SingleWall {
-    const wall = new SingleWall(wallOptions);
-    this.addWallToSystem(wall);
-    this.wallMap.set(wall.ogid, wall);
-    return wall;
-  }
-
-  addStartLink(wallId: string, connectedWallId: string) {
-    const relationship = this.wallRelationships.get(wallId);
-    if (relationship) {
-      relationship.startLink = connectedWallId;
-      this.updateWallGeometry(wallId);
-    }
-  }
-
-  addEndLink(wallId: string, connectedWallId: string) {
-    const relationship = this.wallRelationships.get(wallId);
-    if (relationship) {
-      relationship.endLink = connectedWallId;
-      this.updateWallGeometry(wallId);
-    }
-  }
-
-  addMiddleLink(wallId: string, connectedWallId: string) {
-    const relationship = this.wallRelationships.get(wallId);
-    if (relationship && !relationship.middleLinks.includes(connectedWallId)) {
-      relationship.middleLinks.push(connectedWallId);
-      this.updateWallGeometry(wallId);
-    }
-  }
-
-  private updateWallGeometry(wallId: string) {
-    // Logic to update the wall geometry based on its relationships (joins)
-    // This would involve checking the type of join (L, T, X) and modifying the wall's geometry accordingly to reflect the join.
-  }
-
-  private addWallToSystem(wall: SingleWall) {
-    // Add wall to the system and initialize its relationship
-    this.wallRelationships.set(wall.ogid, {
-      wallId: wall.ogid,
-      startLink: null,
-      endLink: null,
-      middleLinks: [],
-    });
-
-    // After adding the wall, resolve joins
-    this.resolveJoinsForWall(wall);
-  }
-
-  private resolveJoinsForWall(wall: SingleWall) {
-    // Logic to check for overlapping walls and determine join types (L, T, X)
-    // This is a complex logic that involves checking the geometry of the wall against other walls in the system and determining if they are connected at the start, end, or middle.
-    // Based on the connections, we can then update the wall's geometry to reflect the appropriate join type.
-  }
-}
diff --git a/src/packages/openplans-core/src/layouts/viewport-block.ts b/src/packages/openplans-core/src/layouts/viewport-block.ts
index be9ac76..505bc52 100644
--- a/src/packages/openplans-core/src/layouts/viewport-block.ts
+++ b/src/packages/openplans-core/src/layouts/viewport-block.ts
@@ -1,5 +1,4 @@
 import * as THREE from "three";
-import { IShape } from "../shapes/base-type";
 
 export type ViewCamera = 'top' | 'front' | 'right' | 'left' | 'back';
 
@@ -44,7 +43,7 @@ function getCameraSetup(viewCamera: ViewCamera, center: [number, number, number]
     }
 }
 
-export class ViewportBlock extends THREE.Object3D implements IShape {
+export class ViewportBlock extends THREE.Object3D {
     private viewportConfig: ViewportConfig;
     private viewportMesh!: THREE.Mesh;
     private viewportCamera: THREE.OrthographicCamera;
diff --git a/tsconfig.json b/tsconfig.json
index ffa04a4..36706d5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -26,5 +26,8 @@
 
     "types": ["vite/client"]
   },
-  "include": ["src", "src/packages"]
+  "include": ["src", "src/packages"],
+  "exclude": [
+    "src/packages/openplans-core/src/elements/catalog"
+  ]
 }