The uniquely designed offset inlet and clear dome lid create a cyclonic effect to help lift the dust from the bottom of the dust bag to maintain maximum airflow. The lid has been manufactured from clear, durable plastic which enables operators to easily see when the dust bag is full and needs emptying or replacing. The lid has been designed to enable simple rotation to suit either left or right handed operators. Pacvac approved genuine spare part Clear, durable plastic for better visibility Designed to enable simple rotation Suitable for left or right handed operator