Xeriant's NEXBOARD™ Scores Perfect 10 in Mold Resistance Test
Event summary
- NEXBOARD™ achieved a perfect 10 in ASTM D3273 mold resistance testing with zero mold growth after 28 days.
- Standard drywall typically scores 6–8, while OSB and MDF score 3–5 in the same test.
- NEXBOARD’s water absorption is 3.47% after 24-hour immersion, compared to 25–35% for conventional drywall.
- Xeriant confirmed delivery of materials for large-scale NEXBOARD sample production this week.
The big picture
Xeriant’s NEXBOARD™ positions itself as a high-performance alternative in construction, addressing critical health and durability concerns linked to mold. The product’s perfect mold resistance score and low water absorption could reshape material choices in healthcare, multifamily, and commercial sectors where moisture and fire resistance are priorities. The company’s focus on recycled materials also aligns with growing demand for sustainable construction solutions.
What we're watching
- Market Adoption
- The pace at which builders and contractors integrate NEXBOARD into high-humidity and coastal projects.
- Competitive Positioning
- Whether NEXBOARD’s combined fire and mold resistance can differentiate it from traditional drywall alternatives.
- Scalability
- How Xeriant scales production to meet demand while maintaining material sourcing from recycled waste.
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