Top Quality extraction turbines for duct piping of max. 110 meters. Suitable for industrial use with varying number of users throughout a working day. Also applicable at medium / large companies. Standard with 24 months guarantee, can be extended with a maintenance contract to max. 60 months. Can be installed in combination with swing arms, energy boxes or simple connections. Sufficient for max. 7 sanding workers and a pipeline of max. 110 m. Ideal for a working area with variable number of workers (3 - 7) during the day. The 2 motor on/off switch, depending on the number of workers connected, and only uses the energy needed, saving money every day.