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High-Performance Exterior Sheathing* with EGRG Technology — More Valuable Than Gold.
CertainTeed, the global leader of gypsum products, is proud to introduce GlasRoc® Brand Sheathing, with its Enhanced Glass Reinforced Gypsum Technology. This unique, patented* technology combines reinforcing glass mats, fully-embedded into a water-resistant gypsum core positioned beneath a paperless polymer-modified gypsum surface, and a protective acrylic coating on the exterior face. It is an enhanced version of the proven GRG Technology developed and used by CertainTeed almost twenty years ago.
* Covered by U.S. Patent No. 6,524,679 and other patents and patents pending.

GlasRoc® Brand Sheathing offers:
Long term protection to weather exposure.
A superior water resistant surface that does not inhibit water vapor permeance.
Excellent fire resistance properties, and numerous fire rated assemblies.
Mould and mildew resistance.
Compatibility with most exterior wall systems and applications.
Conformity to design and code requirements.
Strength — with enough flexibility to bend to curved surfaces.
A lightweight sheathing that cuts like regular gypsum board and is easy to handle and install — with minimal skin irritation due to fully-embedded glass mats.

GlasRoc® Sheathing is the next generation of the industry standard for high-performance, weather-resistive, gypsum-based sheathing. And to back it up, CertainTeed provides a 12 month limited warranty against exposure and a 5 year limited warranty assuring product performance.

So, relax — you've got the protection of GlasRoc® Sheathing.

PRODUCT INFORMATION:
Product Benefits
Literature
High Performance Sheathing
Warranty
Case Studies
TECHNICAL ISSUES :
Physical
Properties
Architectural Specifications
Installation - Fastening Patterns
Installation - Framing & Joint Treaments
Technical Downloads

FREQUENTLY ASKED QUESTIONS

APPLICATIONS:
Cavity Wall
Exterior Cladding
EIFS
Conventional Stucco
Exterior Archways, Convex, Concave Surfaces
Fire Rated
Exterior Soffits
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