Domestic Drywall Maker's Motion Targets Experts, External Sources of Sulfur

FT. MYERS, Fla. - A U.S. manufacturer of drywall that is being blamed for causing metal corrosion inside a Florida home has filed a motion for summary judgment, claiming that water from an outdoor well - not its product - is responsible for elevated sulfur levels within the residence. Brincku v. National Gypsum Co., No. 11-338 (M.D. Fla.).

The March 16 motion filed by National Gypsum Co. Inc. in U.S. District Court for the Middle District of Florida takes specific aim at the external causes of damage to George and Brenda Brincku's home and says experts testifying in the case …