diff --git a/seqs/matrix.sh b/seqs/matrix.sh
index 4e2d09f..178d3fa 100755
--- a/seqs/matrix.sh
+++ b/seqs/matrix.sh
@@ -2,6 +2,7 @@
 
 toolName=synapse
 toolDeps="build-essential python3-dev libffi-dev python3-pip python3-setuptools postgresql libssl-dev virtualenv libjpeg-dev libxslt1-dev libpq5 libpq-dev"
+toolDeps+=" jq" # used as helper for api access
 toolDepsRaspi="ilibopenjp2-7 libtiff5"
 toolUser="synapse"
 toolGroup="synapse"
@@ -270,6 +271,7 @@ step_22() {
   endReturn -o $? "Admin token needed. Check $SEQ_CONFIG_FILE"
 
   shift
+  local arg
   local synapseIP=localhost
   local grepOut=" | grep -E '(\"total\":|\"name\":|\"room_id\":)'"
   
@@ -333,11 +335,87 @@ step_24() {
   exep "curl -sS --header \"Authorization: Bearer $MATRIX_ACCESS\" \"$apiCall\" | python -m json.tool $grepOut"
 }
 
+step_26_info() { echo "Delete rooms without local users [IP]:8008"; }
+step_26_alias() { ALIAS="purge"; }
+step_26() {
+  adminTokenCheck
+  endReturn -o $? "Admin token needed. Check $SEQ_CONFIG_FILE"
+
+  shift
+  local i
+  local arg
+  local synapseIP=localhost
+  
+  if [ ! -z $1 ]; then
+   synapseIP="$1"
+  fi 
+  
+  local apiCall="http://${synapseIP}:8008/_synapse/admin/v1/rooms"
+  local arrRoom=( $(curl -sS --header "Authorization: Bearer $MATRIX_ACCESS" "$apiCall" | jq '.rooms[] | select(.joined_local_members == 0) | .room_id') )
+  
+  for i in "${!arrRoom[@]}" ; do
+    arrRoom[$i]="${arrRoom[$i]:1:${#arrRoom[$i]}-2}"
+  done
+
+  for i in "${arrRoom[@]}" ; do
+    step deleteroom "$i"
+  done
+}
+
+
+step_28_info() { 
+  echo "Delete room [OPTION] <ROOM ID> [IP]:8008"
+}
+step_28_alias() { ALIAS="deleteroom"; }
+step_28() {
+  adminTokenCheck
+  endReturn -o $? "Admin token needed. Check $SEQ_CONFIG_FILE"
+
+  shift
+  local roomId=""
+  local synapseIP=localhost
+  
+  if [ ! -z $1 ]; then
+    roomId="$1"
+    shift
+  else
+    endReturn -o 1 "No room ID specified"
+  fi
+
+  if [ ! -z $1 ]; then
+    synapseIP="$1"
+  fi 
+
+  echo " [I] Deleting room with ID: $roomId"
+
+  local apiCall="http://${synapseIP}:8008/_synapse/admin/v1/rooms/$roomId/delete"
+  exep "curl -sS --header \"Authorization: Bearer $MATRIX_ACCESS\" \
+    -X POST \
+    -H \"Content-Type: application/json\" -d \"{}\" \
+    \"$apiCall\" | python -m json.tool"
+
+  #end
+}
+# As note for further improvement
+# See https://github.com/matrix-org/synapse/blob/develop/docs/admin_api/rooms.md#delete-room-api
+postDataDeleteRoom()
+{
+  cat <<EOF
+{
+    "new_room_user_id": "@someuser:example.com",
+    "room_name": "Content Violation Notification",
+    "message": "Bad Room has been shutdown due to content violations on this server. Please review our Terms of Service.",
+    "block": true,
+    "purge": true
+}
+EOF
+}
+
 step_30_info() { echo "Drop postgres database for $toolName"; }
 step_30_alias() { ALIAS="dropdb"; }
 step_30() {
   readDatabaseInfos
- 
+
   exe cd ~postgres 
   exe su -c "psql -c \"DROP DATABASE ${postgresDb};\"" - postgres
 }