SDM Showcase 2012
GRI DM-1 Garage Door Monitor
Ever leave the house and wonder, “Did I shut the garage door?” The GRI DM-1 garage door monitor monitors the position of the garage door and automatically closes after a preset delay of 3, 15, 30 or 60 minutes. Hold function to keep door open. Can be scheduled to close at the same time every day. Alarm panel relay contact.