A UL classified metal receptacle made of 22 gauge aluminized steel that installs in the wall behind the dryer and facilitates the collection of the flex exhaust hose. It lessens the risk of lint buildup and provides energy savings by removing the kinks usually found in the flex hose. The name "Dryerbox" is a registered trademark of In-O-Vate Technologies, Inc. For more information, please visit www.inovatetech.com/