Mold may be the biggest issue facing the remodeling industry. Five years ago, when Brothers Strong, in Houston, came across household mold in the course of a project, "you didn't even talk about it," recalls company owner Michael Strong. And panicky homeowners facing $35,000 or more in out-of-pocket expenses for mold remediation may decide to scale back or postpone the remodeling project that uncovered the mold in the first place. More