-60% Out-of-Stock Vents Vents TT Silent-M 160 R Mixed-Flow Fan Ø160mm / 405m³ + 555m³ x-c320720 €79.98 €199.95 The Vents TT Silent-M 160 R Mixed-Flow Fan has a soundproof housing made of polymer-coated steel. The design not only guarantees quiet operation, but also excellent aerodynamic properties. The inside consists of durable, high-quality plastic with a heat and sound-damping layer of 50 mm mineral wool. View