Charlotte, N.C. — National Gypsum’s complete line of ProForm brand joint compounds has been GREENGUARD certified, the company reports. The certified line of joint compounds includes: All Purpose, All Purpose Machine Grade, Topping, Easy Finish, Lite, Multi-Use, Taping, Ultra and XP. Additionally, National Gypsum’s complete line of XP interior gypsum board products also achieved GREENGUARD Indoor Air Quality Certified status and GREENGUARD Children & Schools Certification. www.nationalgypsum.com.

National Gypsum | Reader Service No. 215