Press Releases

National Gypsum Releases 15th Edition of NGC Construction Guide

Nov 2, 2022

The updated, must-have reference and training tool — available now as a digital download — is a guide for building a better future.


CHARLOTTE, N.C. (November 3, 2022) – The latest edition of National Gypsum’s NGC Construction Guide™, featuring product information, installation instructions, and technical guidance, is now available as an essential resource for architects, contractors, dealers, distributors, and others in the construction industry.

Much like an instruction manual or textbook, the NGC Construction Guide is an essential reference book for experienced construction professionals and a training resource for industry novices. The 15th edition of the guide is a combination of comprehensive information about the products and systems provided by National Gypsum and the technical information needed to utilize them.

Download the digital edition of the guide at or contact your National Gypsum sales representative or construction design manager to request a printed copy.

The 300-plus page guide includes updated information on all products manufactured by Gold Bond Building Products, LLC, including the PURPLE family of high-performance drywall products, PermaBASE Building Products, LLC, and ProForm Finishing Products, LLC. It also includes newly tested assembly diagrams and the latest in sustainable product information.

The 15th edition of the guide includes a wealth of technical information, including:

  • Installation guides
  • Fire-rated assembly diagrams
  • Acoustical assembly diagrams
  • Wood- and steel-framed system specifications
  • Levels of gypsum board finish instructions
  • Submittal documents
  • Testing data

In addition to the NGC Construction Guide, National Gypsum offers a series of technical guides:

  • The PURPLE Book®, the leading resource on fire-rated assemblies in commercial construction.
  • The SoundBook®, which provides technical details for acoustic assemblies and includes real-world sound-rated designs.
  • The Wood Book™, the comprehensive construction guide for fire-rated assemblies in wood-frame construction.

Visit National Gypsum's Design & Resource Center to access this comprehensive library of reference materials, and be sure to download the new NGC Construction Guide today.

About National Gypsum Company
National Gypsum Company, headquartered in Charlotte, North Carolina, is the exclusive service provider of reliable, high-performance products manufactured by its affiliate companies, Gold Bond Building Products LLC, ProForm Finishing Products LLC and PermaBASE Building Products LLC, and marketed under the Gold Bond®, DEXcell®, ProForm® and PermaBASE® brands. Our affiliates’ strategic network of product manufacturing facilities, quarries and paper plants located throughout North America allows us to provide the best customer service to keep projects moving forward. The National Gypsum® name has been synonymous with high-quality, innovative products and exceptional customer service since 1925.

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