evening , i own a property with a guardtec 300 series alarm installed .
i letted it for a few years .
now it,s become empty .
the last 3 x tennants all no the alarm code !
any ideas what i do to put in a new code ?
kind regards
reg
i letted it for a few years .
now it,s become empty .
the last 3 x tennants all no the alarm code !
any ideas what i do to put in a new code ?
kind regards
reg