FAQs and glossaries

We're here to help

We want to provide answers to your toughest building questions and help you find the right products for your next project. Select your topic below and find answers to the questions we are asked most frequently at 1-800-NATIONAL and in our webinar series.

Laptop ce dark background 1000x575

Education Programs

Providing online and on-site academic opportunities for the building community.

Continuing Education
Expert connection 800 national 560x320 2024

Customer Support

Offering reliable information and quality assistance at your convenience.

Expert Connection

Need Technical Information?

Call 1-800-NATIONAL®

National Gypsum Company is the exclusive service provider for products manufactured by Gold Bond Building Products, LLC, PermaBASE Building Products, LLC and ProForm Finishing Products, LLC