diff --git a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.ts b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.ts
index 17b0d901..dc637e74 100644
--- a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.ts
+++ b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.ts
@@ -61,7 +61,8 @@ export default class GanttRow extends Vue {
     if (!myrow) rows.push(myrow = []);
 
     // inserisco il mio blocco per occupare la posizione
-    myrow.push({ from: myStartPosition, to: myEndPosition, id: block.id });
+    if (block.visible)
+      myrow.push({ from: myStartPosition, to: myEndPosition, id: block.id });
 
     // la posizione verticale è al posizione della riga nell'elenco delle righe. 
     return rows.indexOf(myrow) * (this.ganttOptions.elementHeight + this.ganttOptions.elementPadding * 2);
diff --git a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.vue b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.vue
index c4fb4482..b4046dbf 100644
--- a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.vue
+++ b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt-row.vue
@@ -3,9 +3,8 @@
 		<g
 			:transform="`translate(${ganttOptions.stepDuration * ganttOptions.secondSize + paddingHorizontal} 0) scale(${zoomFactor} ${zoomFactor})`"
 		>
-			<template v-for="b in blocksInSection">
+			<template v-for="b in blocksInSection.filter( i=> i.visible)">
 				<block
-					v-if="b.visible"
 					:key="b.id"
 					:value="b"
 					:x="startPosition(b)"
diff --git a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt.vue b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt.vue
index cbc17cab..4cd8462f 100644
--- a/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt.vue
+++ b/Thermo.Active/wwwroot/src/app_modules_thermo/processo/components/gantt/gantt.vue
@@ -24,6 +24,7 @@
 				<span>{{`process-heating` | localize('Riscaldo')}}</span>
 			</gantt-row>
 			<gantt-row
+				v-if="getRowHeight($refs.section1)"
 				:padding-horizontal="padX "
 				:padding-vertical="getRowHeight($refs.section1)  + ganttOptions.elementPadding"
 				:section="2"
@@ -34,6 +35,7 @@
 				<span>{{`process-forming` | localize('Formatura')}}</span>
 			</gantt-row>
 			<gantt-row
+				v-if="getRowHeight($refs.section1)+ getRowHeight($refs.section2)"
 				:padding-horizontal="padX "
 				ref="section3"
 				:padding-vertical="getRowHeight($refs.section1) + getRowHeight($refs.section2) + ganttOptions.elementPadding*2"