Model 991M Application• Wall Mount• Surface Wiring• Hazardous Locations• ANSI/C00011 Description/Features • Total Projection: 4" (101mm)• Approved for class I division 2, class II division 2, groups F and G and class III locations• Unit includes a sealed surface-mounted junction box Close Finishes SprayedAluminum689 Sprayed DarkBronze690 Sprayed LightBronze691 Sprayed Black693 Sprayed Gold696 Close Downloads Electromagnetic Door Holders/Releases Catalog Electromagnetic Door Holders/Releases Troubleshooting Model 991M Installation Instructions Model 900 Electromagnetic Extension Kit Installation Instructions Close ASSA ABLOY Safer2Open™ Solutions Norton Hands-Free Solutions are part of a continuum of Safer2Open™ low-touch and touchless door hardware solutions from ASSA ABLOY 990M 997M 996M