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Message
Smoke Detectors and Batteries
Posted on 3/25/26 at 11:06 am
Posted on 3/25/26 at 11:06 am
There is a 100% chance that if the battery in your smoke detector is starting to die, it will let you know between the hours of 2am and 3am.
Replaced all the batteries at the beginning of the year and this morning at 2:30am, the detector in my room starts beeping like every 5 minutes.
Why can't it let me know at say 5pm instead?
Replaced all the batteries at the beginning of the year and this morning at 2:30am, the detector in my room starts beeping like every 5 minutes.
Why can't it let me know at say 5pm instead?
9
Posted on 3/25/26 at 11:10 am to ShrevetownTiger
Replace the batteries 12 hours it starts beeping.
Posted on 3/25/26 at 11:10 am to ShrevetownTiger
quote:
Why can't it let me know at say 5pm instead?
Because the universe is a big jerk.
Posted on 3/25/26 at 11:11 am to ShrevetownTiger
Posted on 3/25/26 at 11:17 am to Hangover Haven
One of the funniest stereotypes out there.
Posted on 3/25/26 at 11:26 am to ShrevetownTiger
Your batteries should last longer than 3 months.
Sounds like you need a new detector.
Sounds like you need a new detector.
Posted on 3/25/26 at 11:36 am to ShrevetownTiger
I just take the batteries out. The detectors are just for show.
Posted on 3/25/26 at 11:45 am to ShrevetownTiger
Those detector are Made in China and are cheap POS.
I need to replace every one of mine. I was told that the cost is right under $1.00 and sold/installed $50 each.
I need to replace every one of mine. I was told that the cost is right under $1.00 and sold/installed $50 each.
Posted on 3/25/26 at 11:49 am to ShrevetownTiger
quote:
There is a 100% chance that if the battery in your smoke detector is starting to die, it will let you know between the hours of 2am and 3am.
Someone may say this is incorrect, but I've heard that can happen because the temps are cooler at night and batteries are temperature sensitive. A colder battery will fail before a warm battery as the theory goes.
So if the battery is about to die, it is more prone to beep at night when it is cooler than during the day.
This post was edited on 3/25/26 at 11:51 am
Posted on 3/25/26 at 11:55 am to GetBackToWork
quote:
So if the battery is about to die, it is more prone to beep at night when it is cooler than during the day.
This may have been been the case for me. I lived in an apartment with a roommate who liked to keep it cold. One night, it didn't start chirping at 3am. It went full blast. Plus, it was high enough to where we couldn't reach it with anything in the place. I ended up with my ex-gf on my shoulders swatting at it.
Posted on 3/25/26 at 12:04 pm to ShrevetownTiger
We have 8 of the damned things in our house. 4 of them are 14 feet or higher off the ground. I can replace all of them at the same time and one of the damned things will start up with the chirping bullshite 90 days later and never the same one. They always do it in the wee hours of the morning and will stop for months on end and start up with the bullshite again.
The truly galling thing about smoke detectors is there is no data from any source other than smoke detector manufacturers and the national fire protection association, both with a vested financial interest in selling and installing smoke detectors, that they have done much if anything to save lives. The downward trend in deaths from fire in homes in the US has been dramatic and steady over the last 100 years. As smoke detectors became more common and then required if they had any impact that downward trend would have been sharpened...it was not. There have been 3 IBC iterations of smoke detector requirements since the mid 1980s. The initial one was one detector in the house, battery powered. No noticeable increase in the downward trend of fire related deaths. The second iteration was multiple detectors hard wired together...again, did not change the slope of the downward trend. The last iteration again required even more smoke detectors. No change. The NFPA and smoke detector manufactures all claim that smoke detectors save lives and eerybody without them will die for certain in a house fire if there ain't a smoke detector on every flat surface. All of this data is based on functioning detectors, ones that actually work, in the case of malfunctioning or non functioning detectors, what most are, there is some data which indicates they are actually unsafe. My wife and my 86 year old father are convinced that First Alert would never fudge data to increase sales but the data suggests their data is flawed for some reason.
The truly galling thing about smoke detectors is there is no data from any source other than smoke detector manufacturers and the national fire protection association, both with a vested financial interest in selling and installing smoke detectors, that they have done much if anything to save lives. The downward trend in deaths from fire in homes in the US has been dramatic and steady over the last 100 years. As smoke detectors became more common and then required if they had any impact that downward trend would have been sharpened...it was not. There have been 3 IBC iterations of smoke detector requirements since the mid 1980s. The initial one was one detector in the house, battery powered. No noticeable increase in the downward trend of fire related deaths. The second iteration was multiple detectors hard wired together...again, did not change the slope of the downward trend. The last iteration again required even more smoke detectors. No change. The NFPA and smoke detector manufactures all claim that smoke detectors save lives and eerybody without them will die for certain in a house fire if there ain't a smoke detector on every flat surface. All of this data is based on functioning detectors, ones that actually work, in the case of malfunctioning or non functioning detectors, what most are, there is some data which indicates they are actually unsafe. My wife and my 86 year old father are convinced that First Alert would never fudge data to increase sales but the data suggests their data is flawed for some reason.
Posted on 3/25/26 at 1:24 pm to AwgustaDawg
Last year a good friend in NOLA died from smoke inhalation when his house caught fire. I feel guilty for yanking mine out of the ceiling.
They go off at 3am. Kills my dogs ears. I get out of bed, get the 10' ladder, open new batteries and replace the old battery....the mf'r kept beeping. i pulled it off the ceiling, removed the battery, and as it goes in a drawer with all the others, I make the same comment:
"Beep now, motherfricker"
They go off at 3am. Kills my dogs ears. I get out of bed, get the 10' ladder, open new batteries and replace the old battery....the mf'r kept beeping. i pulled it off the ceiling, removed the battery, and as it goes in a drawer with all the others, I make the same comment:
"Beep now, motherfricker"
Posted on 3/25/26 at 2:36 pm to ShrevetownTiger
quote:
There is a 100% chance that if the battery in your smoke detector is starting to die, it will let you know between the hours of 2am and 3am.
100%
Once upon a 2am and 45-min to find source of beep (yes, 45-min…was in area with 4 and a CO monitor)…that turned out to be old CO monitor that fell behind big piece of furniture.
That night caused me to go to confession for a month.
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