Ontario is the only jurisdiction in Canada where the home builders' warranty on new houses includes radon remediation protection. The service warranty covers removal to lower radon degrees if radon gas in your home remains in unwanted of 200 becquerels per cubic metre and also insurance coverage lasts for approximately 7 years.
Does opening windows reduce radon?
Opening windows improves air circulation and ventilation, helping move radon out of the house and mixing radon-free outside radon exposure symptoms air with indoor air. Opening basement windows helps reduce negative air pressure, diluting radon with clean outdoor air.