Nov 12, 2010 #1 R RalphB New member Joined Apr 24, 2008 Messages 21 Reaction score 0 Points 1 and then have carbon monoxide detectors go on? I'm talking the heaters that claim 99.9% efficiency
Nov 12, 2010 #2 B Bonno New member Joined Jun 4, 2010 Messages 4 Reaction score 0 Points 1 they are completely safe people have been using them for over 100 years without co2 dectectors