Active Ventilation KV-10-TP-WT is a tail pipe that can be installed with a roof vent to provide ventilation for your home. It is made of durable materials and is easy to install. The KV-10-TP-WT can be used to ventilate attics, crawl spaces, and other areas of your home. It can help to improve air quality, reduce moisture, and prevent mold and mildew growth. The KV-10-TP-WT is a great way to improve the comfort and health of your home.