Advanced odor protection Digital time control Manufactured after June 1, 2017

Push Button Control Interface Tan Injection-Molded Plastic Center Lid Assembly (CLA) Manufactured after October 1, 2014

Sensor-operated Unit Single-Button Interface Manufactured from April 2009 to March 2013

24-hr Mechanical Timer Tan Injection-Molded Plastic CLA Manufactured from December 2007 to October 2014

24-hr Mechanical Timer Composite Tan Injection-Molded Plastic/ Stainless Steel CLA Manufactured from November 2005 to December 2008

24-hr Mechanical Timer Composite Black Injection-Molded Plastic/ Stainless Steel CLA Manufactured from April 2004 to October 2005

24-hr Mechanical Timer Composite Black Injection-Molded Plastic/ Stainless Steel CLA Manufactured from April 2003 to April 2004

24-hr Mechanical Timer Enclosed Motor/Timer Assembly Manufactured from December 1993 to March 2003

24-hr Mechanical Timer Exposed Motor Manufactured Prior to December 1993