diff --git a/hco/env/ctrl3-wrkr4-ceph.yaml b/hco/env/ctrl3-wrkr4-ceph.yaml
new file mode 100644
index 0000000..eba05be
--- /dev/null
+++ b/hco/env/ctrl3-wrkr4-ceph.yaml
@@ -0,0 +1,30 @@
+resource_registry:
+  "VMInstances": ../fragments/VMInstance.yaml
+  "VMInstancesCeph": ../fragments/VMInstanceCeph.yaml
+
+parameters:
+  controllers_size: 3
+  workers_size: 4
+  storage_volumes_per_node: 3
+  image: ubuntu-24.04-server-cloudimg-amd64-20250805
+  public_net_id: public
+  cluster_public_key: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCp0evjOaK8c8SKYK4r2+0BN7g+8YSvQ2n8nFgOURCyvkJqOHi1qPGZmuN0CclYVdVuZiXbWw3VxRbSW3EH736VzgY1U0JmoTiSamzLHaWsXvEIW8VCi7boli539QJP0ikJiBaNAgZILyCrVPN+A6mfqtacs1KXdZ0zlMq1BPtFciR1JTCRcVs5vP2Wwz5QtY2jMIh3aiwkePjMTQPcfmh1TkOlxYu5IbQyZ3G1ahA0mNKI9a0dtF282av/F6pwB/N1R1nEZ/9VtcN2I1mf1NW/tTHEEcTzXYo1R/8K9vlqAN8QvvGLZtZduGviNVNoNWvoxaXxDt8CPv2B2NCdQFZp
+  worker_metadata: {"labels": {"role":"ceph-osd-node"}}
+  hardware_metadata: |
+    '00:00:00:00:00:00':
+      write_files:
+        - path: /usr/share/metadata/ceph.yaml
+          content: |
+            storageDevices:
+              - name: vdb
+                role: hdd
+                sizeGb: 30
+            ramGb: 8
+            cores: 2
+            # The roles will be assigned based on node labels.
+            # roles:
+            #   - mon
+            #   - mgr
+            ips:
+              - 192.168.122.101
+            crushPath: {}
diff --git a/hco/fragments/CinderVolumeVM.yaml b/hco/fragments/CinderVolumeVM.yaml
new file mode 100644
index 0000000..b0726f4
--- /dev/null
+++ b/hco/fragments/CinderVolumeVM.yaml
@@ -0,0 +1,30 @@
+heat_template_version: queens
+
+parameters:
+  volume_size:
+    type: number
+    description: Size of volume to attach to instance
+    default: 30
+
+  volume_type:
+    type: string
+    description: The type of the volume mapping to a backend, if any.
+    default: standard-iops
+
+  instance_id:
+    type: string
+    description: Server to attach volume to
+
+resources:
+  volume:
+    type: OS::Cinder::Volume
+    properties:
+      volume_type: { get_param: volume_type }
+      size: { get_param: volume_size }
+      description: Volume for stack
+
+  volume_attachment:
+    type: OS::Cinder::VolumeAttachment
+    properties:
+      volume_id: { get_resource: volume }
+      instance_uuid: { get_param: instance_id }
diff --git a/hco/fragments/VMInstanceCeph.yaml b/hco/fragments/VMInstanceCeph.yaml
index ad54722..642fba2 100644
--- a/hco/fragments/VMInstanceCeph.yaml
+++ b/hco/fragments/VMInstanceCeph.yaml
@@ -16,6 +16,9 @@
     type: string
   storage_backend_network:
     type: string
+  storage_volumes_per_node:
+    type: number
+    default: 0
   availability_zone:
     type: string
     default: nova
@@ -161,6 +164,15 @@
       user_data_format: SOFTWARE_CONFIG
       user_data: { get_resource:  install_config_agent}
 
+  extra_volumes:
+    type: OS::Heat::ResourceGroup
+    properties:
+      count: { get_param: storage_volumes_per_node }
+      resource_def:
+        type: ./CinderVolumeVM.yaml
+        properties:
+          instance_id: { get_resource: server }
+
 outputs:
   server_public_ip:
     description: Floating IP address of server in public network
diff --git a/hco/top.yaml b/hco/top.yaml
index 2a7bd37..272d90f 100644
--- a/hco/top.yaml
+++ b/hco/top.yaml
@@ -50,6 +50,9 @@
   storage_frontend_network_cidr:
     type: string
     default: '10.12.1.0/24'
+  storage_volumes_per_node:
+    type: number
+    default: 0
   dns_nameservers:
     type: json
     default: ['172.18.224.6', '172.18.176.6']
@@ -182,6 +185,7 @@
           public_net_id: { get_param: public_net_id }
           storage_frontend_network: { get_resource: storage_frontend_network }
           storage_backend_network: { get_resource: storage_backend_network }
+          storage_volumes_per_node: { get_param: storage_volumes_per_node }
           data_network: { get_resource: data_network }
           availability_zone: { get_param: availability_zone }
           image: { get_param: image }