Intruder alarms are designed to be an effective crime deterrent and to detect genuine incidents of forced entry, unauthorised access and personal attack, they generate an effective response should any of these happen. Installing an intruder alarm significantly reduces your risk of a break in. Grace James Fire & Security Ltd is an independent integrated security and life safety systems solution provider. Our staff have enviable reputations and a proven track record of providing high quality installations within all sectors of the fire & security industry.