This Frigidaire downdraft ventilator features 3 position discharge, 36″ rear-mounted downdraft vent, dishwasher safe aluminum filters, infinite speed blower control and push button auto raise. Conveniently mounts behind cooktop. External exhaust ventilation system with airflow of 500 cubic feet per minute. Top trim kits available in black and white. The price for the Frigidaire downdraft ventilator is $570 USD. Previously Viking downdraft ventilation system from Designer Series.