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forum threadneomatrixviper posted Dec 31, 2025 08:22 PM
forum threadneomatrixviper posted Dec 31, 2025 08:22 PM

First Alert Precision Detection, 10-year Battery Smoke and Carbon Monoxide Alarm, 2-pack $64.99 Free Shipping Costco.com

$65

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https://www.costco.com/p/-/first-...108d503a-0

$15 manufacturer's savings is valid 12/22/25 through 1/19/26. While supplies last. Limit 10 per member.

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Dec 31, 2025 10:40 PM
5,084 Posts
Joined Dec 2005
mrmochiDec 31, 2025 10:40 PM
5,084 Posts
This has got to be the most god damn frustrating product costco carries EVER.
I have 19 of these and all 19 have had issues within 2-3 years. Let me repeat. All 19.
Once it starts doing false alarms, you're done. You need to disable it permanently (you can silence, but not turn off).
Get ready to have your wife leave you, be evicted from your apt, dog run away, kids freak out and have the police called on you as you bash these stupid ****ing smoke alarms with a sledgehammer.

You've been warned.
1
Jan 01, 2026 01:51 AM
716 Posts
Joined Jul 2015
marvelousmrsbezelJan 01, 2026 01:51 AM
716 Posts
Quote from mrmochi :
This has got to be the most god damn frustrating product costco carries EVER.I have 19 of these and all 19 have had issues within 2-3 years. Let me repeat. All 19. Once it starts doing false alarms, you're done. You need to disable it permanently (you can silence, but not turn off).Get ready to have your wife leave you, be evicted from your apt, dog run away, kids freak out and have the police called on you as you bash these stupid ****ing smoke alarms with a sledgehammer.You've been warned.
Everything in your comment is correct. if i had a mortal enemy i would hesitate on giving them these evil banshee circles of death.
Jan 01, 2026 03:33 PM
356 Posts
Joined Jul 2022
ScarletLake899Jan 01, 2026 03:33 PM
356 Posts
Ionization type alarm. Very unreliable and nusiance alarm. Get photoelectric
Jan 01, 2026 03:37 PM
6,156 Posts
Joined Jun 2005
Wildpir8Jan 01, 2026 03:37 PM
6,156 Posts
Quote from ScarletLake899 :
Get photoelectric
100%. Solved false alarm issues when I've installed them.
Jan 01, 2026 03:56 PM
187 Posts
Joined Dec 2007
steveg944Jan 01, 2026 03:56 PM
187 Posts
I just returned these yesterday. Bought a 2-pack in the store to try them. One worked and the other failed on second test. I lit a paper on fire in a sink to test it and nothing. I was going to exchange them but after reading the reviews on the website, I decided a refund would be best.

Any suggestions for better options would be appreciated.
Jan 01, 2026 07:30 PM
1,302 Posts
Joined Sep 2014
jaredalanmitchellJan 01, 2026 07:30 PM
1,302 Posts
Quote from Wildpir8 :
100%. Solved false alarm issues when I've installed them.
Got a link for a unit you recommend? We just bought a house that's 11 years old and ours are starting to fail. They're wired in combination smoke/CO detectors.
Jan 01, 2026 07:51 PM
6,156 Posts
Joined Jun 2005
Wildpir8Jan 01, 2026 07:51 PM
6,156 Posts
Quote from jaredalanmitchell :
Got a link for a unit you recommend? We just bought a house that's 11 years old and ours are starting to fail. They're wired in combination smoke/CO detectors.
The model I installed:

First Alert Hardwired (with Battery Back-up) Photoelectric Smoke Detector with Voice Alert

https://www.lowes.com/pd/First-Al...5014520181


The model I'd probably get to replace your current ones for the same capability in a single package:

First Alert 10-Year Battery, Hardwired (with Battery Backup) Photoelectric Interconnected Combination Smoke and Carbon Monoxide Detector with Voice Alert

https://www.lowes.com/pd/First-Al...5016084209


Or if you might not trust that the integrated 10 year backup battery will last the duration and would rather replace the backup batteries yourself:

First Alert Hardwired (with Battery Backup) Photoelectric Interconnected Combination Smoke and Carbon Monoxide Detector with Voice Alert

https://www.lowes.com/pd/First-Al...5014520165

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Jan 03, 2026 08:06 AM
5,084 Posts
Joined Dec 2005
mrmochiJan 03, 2026 08:06 AM
5,084 Posts
Quote from ScarletLake899 :
Ionization type alarm. Very unreliable and nusiance alarm. Get photoelectric
These ARE photoelectric. What are also are a piece of crap.

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