GlasRoc® Shaftliner Type X 1" (25.4 mm)


GlasRoc® Shaftliner for Multi-story Buildings and Multi-family Residential Applications

GlasRoc® Embedded Glass Reinforced Gypsum™ (EGRG™) Shaftliner for use in Shaftwall and Area Separation Firewall Systems is a 1" (25.4 mm) thick gypsum board with a specially formulated fire resistive, noncombustible, and moisture resistant core with embedded reinforcing glass mats and a protective acrylic coating on the exterior surface.

GlasRoc® Shaftliner is designed and engineered for use in constructing lightweight Shaftwall and Area Separation Firewall assemblies. GlasRoc® Shaftliner is UL Classified and ULC Listed in fire resistance designs and features double beveled edges for easy installation.

In addition to its fire resistive properties, GlasRoc® Shaftliner is also designed and engineered to provide added protection against mold. When tested for mold resistance by an independent lab, GlasRoc® Shaftliner achieved the highest possible score of 10 per ASTM D 3273, “Standard Test Method for Resistance to Growth of Mold on the Surface of Interior Coatings in an Environmental Chamber.

For detailed Technical Data, please see Product Data and Submittal Sheet.

Installation of GlasRoc® Shaftliner boards should be consistent with methods described in the standards and references noted. GlasRoc® Shaftliner should be installed with the labeled side facing the weather exposure during construction.

Please see the GlasRoc Shaftliner Brochures for complete installation instructions.

Please see attached link for complete Warranty details.

GlasRoc® Shaftliner Type X 1" (25.4 mm)

CertainTeed Gypsum is committed to sustainability. Our manufacturing facilities, located throughout North America, provide regional material coverage and operate with a responsible and environmentally conscious ethic that includes reclamation, preservation of natural resources, recycling and waste management. 

CertainTeed GlasRoc® Shaftliner Type X Gypsum Board is a paperless, mold resistant board in accordance with ASTM D 3273 and ASTM G 21 test methods and can contribute to LEED building credits.

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