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 989 990M 998M