Downside to lower CO alarm?
Replacing the LP alarm in our truck camper. MTI makes one that will fit that also has a CO alarm. Normally, you want CO alarm higher. This LP alarm is lower and just below head height for the lower (d...
Forum Discussion
Kayteg1 wrote:
I am against combining the alarms as propane sensors work for long years (I tested 20 yo still working) when CO sensor has 10 years efficient life and should be replaced.
MTI says their LP detector lasts for 5 years before needing to be replaced -- it will sound an alarm after 5 years that indicates end of life. That's the same lifetime they publish for their CO-only and LP/CO Combo units. Even their ceiling mount sealed-battery CO detector has a 5 year lifetime even though residential units from manufacturers like Kidde have a 10 year lifetime.
Atwood says it's combo detectors will last for 7 years.
There may be some LP detector with a 20 year lifetime, but don't count on it until you check your manual since MTI and Atwood are very common.
