Radon gas in water / Discussions

How do you insulate a crawlspace with dirt floor?

...radon gas in homes, so see our pages on mitigating radon gas in basements , including how to remove radon gas from well water , in case you dig a well in the fu...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 1 Responses

Should I test my home for radon gas?

...ing radon gas in homes Mitigating radon gas in water My question was- is it best to check for radon AFTER tightening the home, rather than before, if one is...

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?

...ing can be the result of high level of radon in well water. Thanks for your input. A low reading of radon gas in your air is great, and it’s certainly an indica...

Posted by Steve Bull Jan. 4, 2020, 1:45 p.m. Radon in Homes - Mitigation 3 Responses

How do you fix radon and water infiltration in a dry stone foundation?

...ing water during a tropical storm and the sump losing power. The exterior water ingress can only be managed so much by gutters/french drains, given grade agains...

Posted by john flannery July 14, 2020, 4:24 p.m. Foundation and basement improvements 5 Responses

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

...inish and insulate our basement so it's easy to heat and doesn't get mold problems in the future? We're thinking of doing this job ourselves, do you think it's ...

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

How do you insulate a crawlspace?

...insulating and sealing the crawlspace walls and floor instead, and having it moderately heated to keep any pipes from freezing. If insulating between the joists...

Posted by Drew Weistend Nov. 14, 2017, 9:22 a.m. Crawl spaces 1 Responses

In the winter should you heat a low/dirt floor crawl space with a furnace vent?

...ing a dirt floor crawlspace without taking any steps towards insulating the crawlspace and creating an air seal is going to cost dearly, so there are a few thin...

Posted by janis hobson Dec. 11, 2019, 3:17 p.m. Crawl spaces 1 Responses

Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?

...insulation so the slab will retain some passive solar heat from the south facing windows in winter, avoiding having to put too much heat in to keep stuff from f...

Posted by Grady 22 Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 Responses

Should I install basement drain tile vents?

...interior perimeter to install a weeping tile and including ‘drains’ for water is a sensible idea if you have a high-water table or regular water infiltration in...

Posted by gary taube Dec. 11, 2019, 10:14 p.m. Foundation and basement improvements 3 Responses

How do you remove water droplets from under a crawl space vapor barrier?

...ing to find problems for you, but radon is still a bit unknown, and a very serious health concern. Here are our pages on it detecting and mitigating radon gas i...

Posted by Paul Racioppo Feb. 7, 2020, 3:49 p.m. Crawl spaces 3 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...int ? Code doesn’t require any vapor retarder in my area. But I am also trying to avoid getting condensation on cold foundation wall in the winter during heatin...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...ints are henceforth insulated properly. I am considering installing foam board insulation with circumscribing spray foam in each rim joist (or maybe using purel...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses