Gypsum Wallboard: Specifying Levels of Finish
Gypsum Wallboard: Specifying Levels of Finish
Sponsored by Georgia-Pacific Building Products
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A successful project depends on understanding the levels of finish and ensuring the specification for the level of finish is complete. This course provides an overview of gypsum wallboard manufacturing, a review of the Gypsum Association’s recommended levels of finish, and examples of writing specifications for levels of finish.
Georgia-Pacific Building Products has a legacy of creating strong, durable, sustainable building materials from exterior sheathing products to drywall in walls and ceilings to industry leading roof products and supporting products from lumber to subfloors to fire doors. We help members of the building community build quality commercial and residential construction projects all over the world. GP Building Products is the largest producer of structural wood panels (plywood and OSB) in North America and is a leading producer of gypsum building products, lumber and composite panels.
We support commercial and residential architects, designers, building material dealers, contractors and builders with tools, education and supporting resources that help the building community advance their knowledge, hone their craft, and make the best product decisions for their projects.
Originally published in National Driller
Originally published in March 2019
LEARNING OBJECTIVES
- Define gypsum and explain how gypsum wallboard is manufactured.
- List and describe the recommended levels of gypsum board finish in terms of their appearance, application, and ability to achieve specific aesthetics.
- Identify different types of joint-treatment products to determine whether they are formulated for use in certain applications, such as bedding tape, skim coat, wall or ceiling texture, or in lower-temperatures areas.
- Compare and contrast the features of the various types of paint sheen and their effects on the final appearance of the installation.
- Write a complete specification for levels of gypsum board finish using the guidelines outlined in the Recommended Levels of Gypsum Board Finish document.
- Describe wall conditions needed for joint-compound applications and how dry times vary based on temperature and humidity.
