The Labconco Protector XStream Fume Hood has been engineered<br />to provide maximum containment in a laboratory, and effectively<br />contain toxic, noxious, or other harmful materials when properly<br />installed. The Protector XStream offers many unique features to<br />enhance safety, performance, and energy savings. To take full<br />advantage of them, please acquaint yourself with this manual and<br />keep it handy for future reference.