first box we used was the flashguard 11 then I built them. then after that would be the armourflash, then ventcoft
this is starting to sound like
'back in the day children I used to know something about alarms'
I see a police investigation..
Sounds like a U.S. setup, it may be best to consult someone in your locality with regards to regulations etc, as this is primarily a UK site and we work to different standards and with differing equipment.