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| Facts vs. Myths Confusion over the problems with defective Chinese drywall abounds. |
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| Indoor Air Quality Growing awareness of indoor air quality has heightened demand for safer building materials. |
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| What Is FGD Gypsum? Read more in our Science section > |
| National Gypsum Drywall Is Manufactured to Meet the Construction Industry's Most Stringent Indoor Air Quality Standards | |
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Despite scientific proof demonstrating the safety of National Gypsum drywall, confusion over the problems with defective Chinese drywall abounds. Read the facts refuting these myths. |
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 National Gypsum's drywall has achieved GREENGUARD Indoor Air Quality Certified® status and GREENGUARD Children & SchoolsSM Certification. The nation's leading environmental organizations recommend GREENGUARD Certified products for schools, hospitals, offices, homes and other public facilities. |
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Letter to National Gypsum suppliers and customers from Craig D. Weisbruch, Sr. Vice President, Sales and Marketing |
