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Airthings Corentium Home Portable Radon Detector Expired

$138
$169.34
+ Free Shipping
+59 Deal Score
59,627 Views
Amazon has Airthings Corentium Home Portable Radon Detector (233) for $137.13 -> $136.39 ->$135.45 -> Now $137.99. Shipping is free.

Thanks to community member Shurak for finding this deal.

Includes:
  • Airthings Corentium Home
  • 3 AAA batteries
  • Quick Start Guide
  • Airthings 12-months & Customer Support access via Airthings App or website
Features:
  • Battery-operated, digital radon detector.
  • Generate a radon self-inspection report
  • On-screen results show both long and short term readings for a quick overview of your radon levels.

Editor's Notes & Price Research

Written by
  • About this product:
    • Rating of 4.6 stars from over 3,800 Amazon customer reviews.
  • About this store:

Original Post

Written by
Edited January 8, 2021 at 01:38 PM by
Radon detector by Airthings for $140

Lowest price I ever saw. I have it for number of years now, good device. Got it when first came up, for over $200. Batteries last forever, does not require annual recalibration, all time, 7 day and 24 hours averages (although I have questions on average calculations, I think it is bit off) .

Leave it for a month to have reliable result, 7 days minimum, dont be running around and complaining about the device after first result after 1 day shows data way off from what you expected.

Few friends borrowed it, few weeks at a time. Made them less worry.

https://www.amazon.com/exec/obido...00H2VOSP8/ >Now $137.99
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Deal
Score
+59
59,627 Views
$138
$169.34
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181 Comments

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I grew up in a high radon area in a different country. Generally it's a problem in areas with lots of granite and as a gas it tends to accumulate in places like low-lying drafty houses... just like the house I used to live in. laugh out loud

https://www.epa.gov/radon/find-in...n#radonmap
I bought one like this and still got a speeding ticket. It don't work !
Grabbed this last time it was on sale.. $99. So would say this is warm deal.

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Joined May 2005
L4: Apprentice
> bubble2 307 Posts
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Z1One
12-31-2020 at 05:50 AM.
12-31-2020 at 05:50 AM.
I have one of these units. They work pretty well. I found out I had radon higher than I would like and ended up getting it mitigated.
1
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Joined Jul 2017
L5: Journeyman
> bubble2 811 Posts
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capn_pantelones
12-31-2020 at 06:13 AM.
12-31-2020 at 06:13 AM.
Repped. I too bought this when it was first released a few years ago and have since let neighbors borrow to test. We found some mitigation systems weren't effectively working and used the installer warranty to fix.
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Joined Feb 2004
L6: Expert
> bubble2 1,884 Posts
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Original Poster
Kachur
12-31-2020 at 07:06 AM.
12-31-2020 at 07:06 AM.
Quote from Z1One :
I have one of these units. They work pretty well. I found out I had radon higher than I would like and ended up getting it mitigated.

I ended up adjusting my ventilation to bring it to around 1 (half opened one window in the basement, open all windows for 30 min when daily creeps above 2).

Should note, if you added sealing and/or exhaust fans (or even upgraded) it is likely that long terms average radon level will go up from the levels measured by the home inspector.
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Joined Dec 2009
L5: Journeyman
> bubble2 587 Posts
132 Reputation
SGHokie
12-31-2020 at 07:17 AM.
12-31-2020 at 07:17 AM.
I have one of these it works well. I had high levels so I installed a fan system.
2
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Joined May 2005
L6: Expert
> bubble2 1,875 Posts
166 Reputation
blackadder
12-31-2020 at 08:06 AM.
12-31-2020 at 08:06 AM.
Grabbed this last time it was on sale.. $99. So would say this is warm deal.
1
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Joined Jul 2014
L3: Novice
> bubble2 104 Posts
92 Reputation
JochenigL
12-31-2020 at 08:38 AM.
12-31-2020 at 08:38 AM.
I got this a few years back. Radon levels were in fact too high. The radon mitigation system folks came in, dismissing my measurements, proceeding to place their 'professional' equipment. It turned out the cheap thing from Amazon was pretty accurate, and I had mitigation installed.
4
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Joined Jan 2007
Natural Bunny Killer
> bubble2 12,935 Posts
MadPup
12-31-2020 at 08:40 AM.
12-31-2020 at 08:40 AM.
Quote from JochenigL :
I got this a few years back. Radon levels were in fact too high. The radon mitigation system folks came in, dismissing my measurements, proceeding to place their 'professional' equipment. It turned out the cheap thing from Amazon was pretty accurate, and I had mitigation installed.
By mitigation you're talking about draft excluders? What inspired you to check for radon in the first place?

Also note, from the Q&A:

"Professional testers need to be used for a 48 hour test. For this home unit, it should run at least a week to be somewhat accurate. A month would be better. It will have a 20% deviation for a 48 hour test. 7 day test should be around 10% deviation and 2 months around 5%. Right now, mine has about a 30% deviation compared against professional 48 hour testers. I'm contacting support now for help. I've owned it for about 6 months."
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Last edited by MadPup December 31, 2020 at 09:34 AM.

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Joined Aug 2018
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> bubble2 394 Posts
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diadilus
12-31-2020 at 09:29 AM.
12-31-2020 at 09:29 AM.
Just curious, what parts of the country are folks seeing high levels of radon in their homes here?
1
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Joined Jan 2007
Natural Bunny Killer
> bubble2 12,935 Posts
MadPup
12-31-2020 at 09:39 AM.

Our community has rated this post as helpful. If you agree, why not thank MadPup

12-31-2020 at 09:39 AM.
Quote from diadilus :
Just curious, what parts of the country are folks seeing high levels of radon in their homes here?
I grew up in a high radon area in a different country. Generally it's a problem in areas with lots of granite and as a gas it tends to accumulate in places like low-lying drafty houses... just like the house I used to live in. laugh out loud

https://www.epa.gov/radon/find-in...n#radonmap
4
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Last edited by MadPup December 31, 2020 at 09:46 AM.
Joined Nov 2011
L9: Master
> bubble2 5,348 Posts
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niftydl
12-31-2020 at 09:40 AM.
12-31-2020 at 09:40 AM.
Quote from diadilus :
Just curious, what parts of the country are folks seeing high levels of radon in their homes here?
There is local variation, but at least according to the general studies on EPA's site the central and northeastern US is most likely to have higher background release levels: https://www.epa.gov/radon/epa-map-radon-zones
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Joined Feb 2004
L6: Expert
> bubble2 1,884 Posts
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Original Poster
Kachur
12-31-2020 at 10:22 AM.
12-31-2020 at 10:22 AM.
Quote from MadPup :
Also note, from the Q&A:

"Professional testers need to be used for a 48 hour test. For this home unit, it should run at least a week to be somewhat accurate. A month would be better. It will have a 20% deviation for a 48 hour test. 7 day test should be around 10% deviation and 2 months around 5%. Right now, mine has about a 30% deviation compared against professional 48 hour testers. I'm contacting support now for help. I've owned it for about 6 months."
I think this is pretty much what I said on OP.
2
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Joined Sep 2014
L2: Beginner
> bubble2 96 Posts
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ChristopherD9582
12-31-2020 at 02:20 PM.
12-31-2020 at 02:20 PM.
Thanks, in case 2021 is worse than 2020
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Joined Dec 2010
Old Guy
> bubble2 180 Posts
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JoeyJettt
12-31-2020 at 02:21 PM.

Our community has rated this post as helpful. If you agree, why not thank JoeyJettt

12-31-2020 at 02:21 PM.
I bought one like this and still got a speeding ticket. It don't work !
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Last edited by JoeyJettt December 31, 2020 at 02:37 PM.
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