Cracks In Basement Floor Radon

Crackweld concrete floor crack.

Cracks in basement floor radon. The concentration of radon should be checked both before and after the concrete is sealed. Sealing the cracks in the floor of your basement may be all that you need to do then again maybe more work will be needed. This is not as you might think to keep radon and other earth gasses from entering the home following mitigation. Hopefully you will not have to install the exhaust system we mentioned.

Caulking basement floor cracks coating basement walls or floors with waterproofing compounds sealing the tops of open drains installing caps on sump pump holes and covering bare crawlspace floors with plastic are a few techniques that can dramatically lower radon levels. Sealing the basement floor can help but just sealing the cracks is unlikely to reduce your radon levels in the long term. Radon gets into your home through. Caulk has a limited life span especially in basements where constant moisture changes can be expected in cement foundations and floors.

Epa protocol dictates that all basement floor cracks be caulked with polyurethane caulk when a house is being mitigated for radon. Diy foundation wall crack repair kits. Cracks wider than inch should be sealed to help keep water moisture soil smells and radon gas from seeping through the basement floor. Sealing radon out can be the simplest solution.

Please follow these basic steps. 1 cracks in the basement floor 2 construction joints 3 cracks in basement walls 4 gaps in suspended floors 5 gaps around service pipes other floor penetrations 6 cavities inside walls 7 the home s water supply. It can occur when the concrete mix is too wet or hasn t been properly cured. Spalling or flaking is ugly but doesn t require repair.

In 10 to 15 minutes scrape off the surface to make it. Sealing all cracks and applying non porous thick epoxy coatings would be a better step. Properly executed mitigation turns the sub slab under the basement floor into a vacuum making it nearly impossible for gasses to enter living spaces through such cracks. Thoroughly saturate the sand with crackweld resin to fill it to the surface.

In any event use a polyurethane concrete caulk. Inject the crackweld resin into the crack to wet the surfaces and make them tacky. For permanent solutions please review our line of crack and joint repair kits. Keep in mind though that the acrylic and other soak in sealers marketed as radon mitigation systems are untested solutions.

Most basement cracks do not present a radon gas risk but you should beware the possibility. Push dry silica sand into the crack to fill it. If you live in an area where radon gas is a problem there is a chance that the gas could seep through. Step 1 radon easily flows through opening voids holes joints and cracks in the basement.