diff --git a/src/main/mesh.js b/src/main/mesh.js
index fbfac8e5..ac1a224b 100644
--- a/src/main/mesh.js
+++ b/src/main/mesh.js
@@ -162,6 +162,8 @@ function space_init(data) {
                     return selection.analyze();
                 case 'KeyR':
                     return selection.repair();
+                case 'KeyN':
+                    return selection.clean();
                 case 'KeyV':
                     return selection.focus();
                 case 'KeyW':
diff --git a/src/mesh/api.js b/src/mesh/api.js
index 2870a954..0b9d28c9 100644
--- a/src/mesh/api.js
+++ b/src/mesh/api.js
@@ -120,6 +120,10 @@ let selection = {
         tool.repair(selection.models());
     },
 
+    clean() {
+        tool.clean(selection.models());
+    },
+
     merge() {
         tool.merge(selection.models());
     },
@@ -318,11 +322,12 @@ let tool = {
         });
     },
 
-    repair(models) {
-        api.log.emit('repairing mesh(es)...').pin();
+    heal(models, opt = {}) {
         let promises = [];
         for (let m of models) {
-            let p = worker.model_heal(m.id).then(data => {
+            let p = worker.model_heal({
+                id: m.id, opt
+            }).then(data => {
                 if (data) {
                     m.reload(
                         data.vertices,
@@ -333,8 +338,24 @@ let tool = {
             });
             promises.push(p);
         }
-        Promise.all(promises).then(() => {
-            api.log.emit('repair complete').unpin();
+        return new Promise((resolve, reject) => {
+            Promise.all(promises).then(() => {
+                resolve();
+            });
+        });
+    },
+
+    repair(models) {
+        api.log.emit('repairing mesh(es)...').pin();
+        tool.heal(models, { merge: true }).then(() => {
+            api.log.emit('repair commplete').pin();
+        });
+    },
+
+    clean(models) {
+        api.log.emit('cleaning mesh(es)...').pin();
+        tool.heal(models, { merge: false }).then(() => {
+            api.log.emit('cleaning complete').pin();
         });
     }
 };
diff --git a/src/mesh/build.js b/src/mesh/build.js
index f1149881..4b601572 100644
--- a/src/mesh/build.js
+++ b/src/mesh/build.js
@@ -229,8 +229,9 @@ function ui_build() {
             h.button({ _: 'duplicate', onclick: api.selection.duplicate }),
             h.button({ _: 'merge', onclick: api.selection.merge }),
             h.div({ class: "vsep" }),
-            h.button({ _: 'analyze', onclick: api.tool.analyze }),
-            h.button({ _: 'repair', onclick: api.tool.repair }),
+            h.button({ _: 'analyze', onclick: api.selection.analyze }),
+            h.button({ _: 'repair', onclick: api.selection.repair }),
+            h.button({ _: 'clean', onclick: api.selection.clean }),
         ]),
     ]);
 
diff --git a/src/mesh/work.js b/src/mesh/work.js
index bfa02c6d..34fa5ce3 100644
--- a/src/mesh/work.js
+++ b/src/mesh/work.js
@@ -88,8 +88,9 @@ let model = {
         return { stats, mapped };
     },
 
-    heal(id) {
-        let tool = analyze(id, { merge: true });
+    heal(data) {
+        let { id, opt } = data;
+        let tool = analyze(id, opt);
         log(`${id} | unrolling...`);
         return {
             vertices: tool.unrolled().toFloat32(),