Customer ServiceWhat size hole do you have to drill to install the 5818MNL?
For installation of the 5818MNL you will have to drill a hole for the transmitter in the door jamb. The size of hole that is needed for this installation is 3/4" in diameter and 3" deep.
For installation of the 5818MNL you will have to drill a hole for the transmitter in the door jamb. The size of hole that is needed for this installation is 3/4" in diameter and 3" deep.