Whirlpool Range Ductless Downdraft Vent Kit - Black (W10620783)This Range Ductless Downdraft Vent Kit, Black can be used when venting your range when venting to the outside is either not possible or not desirable in the kitchen. This kit contains a filter housing that attaches to the blower under the unit; the filter cleans the air before it re enters the home. This accessory can be used with several brands; check to see if your model number is compatible. Measures approximately 20" (50. 8 cm) L x 13" (33 cm) W x