Calls are Free From Most BT Landlines Depending on the Time of Day. ORDERS PLACED BY 2PM WILL BE DISPATCHED ON THE SAME DAY. YOU ARE PURCHASING 20 x XX-LARGE DOUBLE WALL CARDBOARD BOXES, 30″x20″x20. Flat-Pack Double Wall 30″x20″x20 Boxes. Warehouse dispatch, office, home, removals. (SEE MAP BELOW – ZONES A&B). Collection is available from our 60,000 sq ft warehouse in Hayes, Middlesex. Our aim is to keep our customers 100% happy.