#CO2 alarms #community #Fire Safety #firefighters #neighbourhoods #Ottawa Fire Services #safety #smoke alarmsOttawa Fire Services will be knocking on doors September 14 to 21Ottawa Fire Services (OFS) firefighters will be out in the community during the third week of September to encourage residents to install, test and ensure that smoke alarms in their homes are operating. September 14 to 21 is the second of two eight-day blitzes OFS planned for 2015 as part of its annual Wake Up campaign. ...