Mitigation / Discussions

How do you install your own DIY radon mitigation system?

...mitigation – Testing for radon gas in homes and radon mitigation techniques for basements and crawlspaces Sub-slab depressurization is a great method for ...

Posted by Ariel Fridman Jan. 27, 2020, 10:59 a.m. Radon in Homes - Mitigation 1 Responses

How do you do Radon mitigation when with insulating and ventilating a crawlspace?

...mitigation techniques could be a DIY solution, particularly having a radon evacuation stack in the floor and covering it with a poly membrane, you will see more...

Posted by Cathy Gaskins Feb. 17, 2021, 3:46 p.m. Radon in Homes - Mitigation 1 Responses

Could a ductless heat recovery ventilator be used for radon mitigation?

...mitigation. Any increase in radon gas increases the risk of lung cancer, so there simply is no ‘safe’ amount. Removing radon at the source is always the most ef...

Posted by Jim B Feb. 20, 2021, 4:40 p.m. Radon in Homes - Mitigation 1 Responses

Should I bother testing for radon in a gutted and uninsulated house?

...mitigation system before encapsulating the crawlspace- but wondering if I'll get reliable results with so much passive ventilation going on. We always recommend...

Posted by Luba Sharapan March 27, 2021, 12:04 p.m. Radon in Homes - Mitigation 3 Responses

Can my shallow crawl space be converted to a slab foundation?

...mitigation as well. The house is sitting above bedrock and my neighbour who tried to dig a basement found water at about 42" below ground level. These constrain...

Posted by Sian O'Keefe Aug. 15, 2020, 12:52 p.m. Slab on Grade 1 Responses

Is polyiso board or styrofoam best for insulating when finishing a basement in CO?

...mitigation installed for high radon levels we now want to use the room more. It's currently completely unfinished, nothing on the walls - what's the best way fo...

Posted by Evan B. Nov. 21, 2019, 8 p.m. Basements improvements 1 Responses

Do you have recommendations for radon sealing basement concrete & installing new flooring?

Hello, I am looking for guidance on two issues related to preparing an exisiting basement concrete slab for new flooring with regards to both radon mitigation ...

Posted by M N Sept. 1, 2020, 2:20 p.m. Basements improvements 1 Responses

How do you lower high radon levels in a basement?

...mitigation equipment such as passive radon stacks are becoming mandatory in many regional building codes , and the can be installed afterwards in some situation...

Posted by Uma Parekh May 22, 2020, 11:54 a.m. Healthy indoor air quality 1 Responses

Is sealing basement concrete floor against radon a good idea?

...mitigation techniques depending on your basement conditions. I think in your case since you have a bare concrete floor, the most effective method for removing r...

Posted by Tim Hanrahan Sept. 18, 2020, 3:11 a.m. Radon in Homes - Mitigation 3 Responses

How do you fix radon in a basement?

...mitigation in finished basements towards the bottom of the page, and I think your best bet may be sub-slab depressurization. That is the least intrusive way to ...

Posted by Ej Weiss Aug. 11, 2021, 7:14 p.m. Radon in Homes - Mitigation 3 Responses

Should you seal all rods and penetrations for a radon barrier?

...mitigation, but it is for sure secondary to the floor. Is there a barrier below the slab floor? And did you have the air levels tested and found it to be high? ...

Posted by D H Dec. 25, 2020, 9:08 p.m. Healthy indoor air quality 1 Responses

Can you use an HRV or ERV for radon removal in a dirt floor basement?

I have a part concrete and part dirt floor in basement with mildly elevated radon levels. Radon mitigator told us to use a HRV to reduce it by about 50%. Shoul...

Posted by Douglas Touart March 1, 2021, 5:15 p.m. Radon in Homes - Mitigation 1 Responses

Should I test my home for radon gas?

I plan on improving insulation to the point of needing an air exchanger. I thought it best to test for radon gas after I've tightened up the major air leakage ...

Posted by Mary Anne S March 5, 2019, 7:46 p.m. Radon in Homes - Mitigation 4 Responses

Does a low radon air reading necessarily = low radon in well water?

Our home was recently tested for radon and is at 33 Bq/m3, which I understand is relatively low and does not require any remediation. Does that necessarily mea...

Posted by Steve Bull Jan. 4, 2020, 1:45 p.m. Radon in Homes - Mitigation 5 Responses