Physiotherapy CAST A cast is required to immobilise a bone following a fracture or surgery. They are usually made from 2 types of materials: Plaster of Paris, or Fibreglass. At Chatswood Allied Health, we use fibreglass to make our casts. Although it is slightly more expensive, it is durable and firm, providing better protection compared … Continue reading CASTING / BRACING / CAMWALKER BOOTS