8310-95, Vortex Heater, Plastic, with Snap Tite PlugWith no moving parts, the vortex tube spins filtered compressed air to separate it into hot air streams by forcing the compressed air through a generation chamber which spins the air centrifugally along the inner walls at a high rate of speed toward the control valve, producing hot airstreams.Benefits:Provides continuous warm air deliveryEasy temperature adjustment even with gloved handsNo moving parts, exceptionally reliableControl valve allows for temperature adjustmentWill warm compressed air