From This, we locate all air equipment to ensure all but a person duct openings are sealed off in the course of the cleaning. This fashion Dust and mud are extracted back into our vacuum collection gear – instead of blown into your private home. Image: Tom Fenenga for Bob https://www.google.com/maps/d/edit?mid=10ZXl5UFht1o6OOW7OBdOACfc7iOJXH8&usp=sharing