diff --git a/templates/ddt/body.php b/templates/ddt/body.php
index 1e176078a..e40637814 100644
--- a/templates/ddt/body.php
+++ b/templates/ddt/body.php
@@ -52,7 +52,7 @@ foreach ($righe as $riga) {
         // Seriali
         $seriali = $riga->serials;
         if (!empty($seriali)) {
-            $text = tr('SN').': '.implode($seriali, ', ');
+            $text = tr('SN').': '.implode(', ', $seriali);
             echo '
                     <br><small>'.$text.'</small>';
 
diff --git a/templates/ddt/init.php b/templates/ddt/init.php
index 3eedacd6e..243b22376 100644
--- a/templates/ddt/init.php
+++ b/templates/ddt/init.php
@@ -48,6 +48,8 @@ if (!empty($documento['idsede_destinazione'])) {
     if (!empty($rsd[0]['provincia'])) {
         $destinazione .= ' ('.$rsd[0]['provincia'].')';
     }
+
+    $settings['header-height'] += 8;
 }
 
 // Sostituzioni specifiche
diff --git a/templates/ddt/settings.php b/templates/ddt/settings.php
index 2ffe0e8fd..823eee4e4 100644
--- a/templates/ddt/settings.php
+++ b/templates/ddt/settings.php
@@ -1,6 +1,6 @@
 <?php
 
 return [
-    'header-height' => 80,
+    'header-height' => 67,
     'footer-height' => 80,
 ];
diff --git a/templates/fatture/body.php b/templates/fatture/body.php
index 4e2d1a141..0e679fc55 100644
--- a/templates/fatture/body.php
+++ b/templates/fatture/body.php
@@ -52,7 +52,7 @@ foreach ($righe as $riga) {
         // Seriali
         $seriali = $riga->serials;
         if (!empty($seriali)) {
-            $text = tr('SN').': '.implode($seriali, ', ');
+            $text = tr('SN').': '.implode(', ', $seriali);
             echo '
                     <br><small>'.$text.'</small>';
 
diff --git a/templates/ordini/body.php b/templates/ordini/body.php
index ca0d20305..b08443521 100644
--- a/templates/ordini/body.php
+++ b/templates/ordini/body.php
@@ -89,7 +89,7 @@ foreach ($righe as $riga) {
         // Seriali
         $seriali = $riga->serials;
         if (!empty($seriali)) {
-            $text = tr('SN').': '.implode($seriali, ', ');
+            $text = tr('SN').': '.implode(', ', $seriali);
             echo '
                     <br><small>'.$text.'</small>';