Defective Drywall (sometimes called Chinese Drywall) refers to defective or tainted drywall imported from China from 2001 to 2007 which emits sulfur gasses which usually (but not always) creates a noxious odor and corrodes copper and other metal surfaces, thereby damaging your air conditioner, electrical wiring, copperClick to see full answer. In respect to this, what are the symptoms of Chinese drywall? Health problems that may be caused by contaminated Chinese drywall include: irritated and itchy eyes and skin. difficulty in breathing. persistent cough. bloody nose. runny nose. recurrent headaches. sore throats. sinus infections, and. Similarly, is Chinese drywall bad for your health? The health effects (respiratory irritation, headaches, sinusitis, eye irritation, throat irritation, malaise/weakness and others) reported by these families are consistent with known health effects from sulfur gases, and with symptoms reported by others living in homes constructed with Chinese drywall. In this manner, when was defective Chinese drywall used? “Chinese drywall” refers to an environmental health issue involving defective drywall manufactured in China, imported to the United States and used in residential construction between 2001 and 2009 — affecting “an estimated 100,000 homes in more than 20 states.”What years was Chinese drywall used in Florida? Most Chinese Drywall Problems Have Been Fixed in Florida The material imported internationally, primarily between 2004 and 2006, has been used in tens of thousands of U.S. homes and is known to contain many harmful compounds.