DensGlass® Sheathing 40-year anniversary
Recognized throughout the industry by its distinctive GOLD color, DensGlass® Sheathing is the original fiberglass mat gypsum product that pioneered a new standard in construction. Designed specifically for exterior walls, ceilings, and soffits, this premium sheathing features a treated gypsum core securely integrated with tough fiberglass mats.
This construction provides unmatched durability and performance. Backed by 40 years of market trust, DensGlass Sheathing continues to be the premier cladding substrate, offering a reliable, high-performance solution that protects your structures from the elements both during and after construction.
DensGlass® Sheathing Throughout the World
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Built for the Gold Standard
DensGlass® Sheathing delivers 40 years of mold and fire protection behind every wall.
Mold Resistant
Rated a perfect 10 on the ASTM D3273 test for mold resistance, providing peace of mind even in humid or moisture-prone environments.1
Fire Resistant
Constructed with noncombustible materials to meet stringent ASTM E136 and CAN/ULC S114 standards.
Weather-Resistant
Engineered to resist delamination and deterioration, even with up to 12 months of normal weather exposure during construction.
1. DensGlass® Sheathing panels have scored a 10 – the highest level of performance for mold resistance under the ASTM D3273 test method. It’s extremely resistant to rippling, buckling and sagging, even under humid conditions, which makes it particularly suitable for soffits. In actual tests, DensGlass® Sheathing exceeded ASTM C1396 standards for humidified deflection by a factor of five times over the standard for paper-faced gypsum sheathing.
