http://www.airflowsystems.com/products/specs/?n=portable_exhaust - The Airflow Systems line of vehicle exhaust removal products are designed to bring clean air to vehicle service facilities. If not controlled, vehicle exhaust can contribute to worker illness, increase facility maintenance expense, and harm the sensitive electronics of diagnostic and servicing equipment. Vehicle exhaust removal systems from Airflow Systems, Inc.® are a versatile, easy-to-use technology that provides for the collection and removal of potentially harmful vehicle exhaust. From exhaust hose reels to a hose saddle, exhaust removal systems from Airflow will quickly contribute to improved service bay cleanliness and total facility productivity.