Radon Mitigation Finished Basement

Radon mitigation on an older home likely will include a standard subslab depressurization system like the one shown here but paired with additional measures to ensure that stone walls are sealed.

Radon mitigation finished basement.

Radon comes from decaying uranium that is contained in the rock and soil beneath the basement under the foundation of every home. The most common type of radon mitigation system is the sub slab depressurization system. Clean gravel airflow layers vapor barriers additional polyurethane caulking and vent pipes are all widely used. Much more radon tends to penetrate through the slab than through the walls because radon gas is trapped underneath between the footings.

A pipe is installed that runs from below the basement flooring to above the roofline with a fan at the top that draws radon out from under the slab. Google search find a duly certified radon mitigation contractor in your area. If you have a finished basement and have discovered you have high levels of radon don t panic there are effective and affordable options. However as the name states these techniques are radon resistant and cannot fully remove the risk of a high radon level.

Many homeowners with a finished basement are concerned about the radon mitigation process and although some of the options as to where the system can be installed may be limited it is still very possible to install a mitigation system in a finished basement. Because of the stone foundation subslab vents are unlikely to remedy the problem. The highest levels are normally found in basements but it s possible for radon to reach other parts of your house too. The easiest and most affordable option is sub slab depressurization.

Steps for installing radon mitigation radon test kits are readily available online and in home centers. Radon mitigation in finished basements. It s not a problem everywhere but the bedrock in some regions produces enough radon for it to concentrate on basements enough to raise the risk of lung cancer. Very rarely do any cuts to sheet rock need to be made and it would always be cleared with the homeowner first.

Different radon mitigation installation options. While it can limit some of the options of where a system can be installed we install about 70 of our radon mitigation systems in finished basements. In most cases pros charge about 1 500 to install a radon mitigation system but you can do it yourself for only about 500 in materials. Being in constant contact with the ground a home s basement is the main entry point for radon gas.

Most newer homes would have a vapour barrier below the slab though likely not well sealed. Radon is a radioactive gas and known to be a carcinogen. Painted walls sealing only the floor with radonseal can help. Know what causes radon in basements.

The basement in my 1860 colonial recently tested positive for radon. This system uses venting and sealing to lower radon levels in the home. Cracks and openings in the.