The Global Indoor Water-Resistant Gypsum Board Market was valued at USD 11.2 Billion in 2025 and is projected to reach USD 16.8 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 5.9% during the forecast period (2024–2034). This robust growth is primarily driven by increasing construction activities in humid and moisture-prone regions, rising demand for green buildings, and stringent building codes mandating the use of moisture-resistant construction materials.

As the global construction industry pivots toward more durable, sustainable, and resilient building interiors, the focus intensifies on the manufacturers pioneering advanced gypsum board technologies. In this analysis, we profile the Top 10 Companies in the Indoor Water-Resistant Gypsum Board Industry—a blend of global building material giants and specialized regional leaders shaping the future of moisture-controlled interior environments.

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🔟 1. Saint-Gobain

Headquarters: Courbevoie, France
Key Offering: Gyproc Moisture Resistant Boards, Rigidur H2O

Saint-Gobain is a global leader in construction materials, with its Gyproc brand being synonymous with high-performance gypsum boards. Their Moisture Resistant boards feature a water-repellent additive and a specially formulated green face paper that provides superior resistance to moisture and mold growth, making them ideal for kitchens, bathrooms, and other high-humidity areas.

Innovation Initiatives:

• Development of enhanced bio-based water-resistant additives

• Expansion of production capacity in emerging Asian markets

• Commitment to achieving carbon neutrality in manufacturing by 2050

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9️⃣ 2. Knauf

Headquarters: Iphofen, Germany
Key Offering: Knauf Moisture Resistant Plasterboard, Diamant boards

Knauf is one of the world’s largest gypsum board manufacturers, operating over 150 production sites globally. Their Moisture Resistant boards are engineered with silicone and other water-repellent agents integrated into the gypsum core and faced with water-resistant paper, offering exceptional performance in humid conditions while maintaining easy workability.

Innovation Initiatives:

• Investment in circular economy principles with gypsum recycling

• Development of lightweight, high-strength moisture-resistant formulations

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8️⃣ 3. Lafarge (Holcim Group)

Headquarters: Paris, France (Global Operations)
Key Offering: Gypsum boards with HydroTech technology

As part of the Holcim Group, Lafarge offers advanced gypsum solutions through its global network. Their water-resistant boards incorporate proprietary HydroTech technology, which provides enhanced moisture protection while maintaining excellent fire resistance properties. The company serves both residential and commercial construction sectors across Europe, North America, and Asia.

Innovation Initiatives:

• Integration of recycled content in board manufacturing

• Development of dual-purpose fire and moisture-resistant boards

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7️⃣ 4. Boral

Headquarters: North Ryde, Australia
Key Offering: Boral Water Resistant Plasterboard, UltraLine boards

Boral is a leading building and construction materials supplier in Australia and North America. Their Water Resistant Plasterboard is specifically designed for areas subject to high humidity and occasional moisture exposure, featuring a moisture-resistant core and green face paper that inhibits mold growth, meeting stringent Australian and international standards.

Innovation Initiatives:

• Focus on sustainable sourcing of raw materials

• Expansion of distribution networks across Southeast Asia

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6️⃣ 5. Georgia-Pacific Building Products

Headquarters: Atlanta, Georgia, USA
Key Offering: DensArmor Plus Interior Panel, DensGlass Sheathing

Georgia-Pacific, a subsidiary of Koch Industries, is a major player in the North American gypsum board market. Their DensArmor Plus panels feature a fiberglass mat facing instead of paper, providing superior moisture and mold resistance. This innovative technology has set new standards for durability in challenging environmental conditions.

Innovation Initiatives:

• Pioneering fiberglass-faced gypsum technology

• Continuous improvement in mold-resistant formulations

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5️⃣ 6. Beijing New Building Material (BNBM)

Headquarters: Beijing, China
Key Offering: Dragon brand water-resistant gypsum boards

BNBM is China’s largest gypsum board manufacturer, holding significant market share in the Asia-Pacific region. Their Dragon brand water-resistant boards are widely used in residential and commercial projects across China and export markets. The company benefits from extensive vertical integration, controlling everything from gypsum mining to finished product distribution.

Innovation Initiatives:

• Aggressive capacity expansion to meet domestic demand

• Development of specialized boards for tropical climates

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4️⃣ 7. Taishan Gypsum

Headquarters: Tai’an, Shandong, China
Key Offering: Custom-formulated moisture-resistant gypsum boards

Taishan Gypsum, part of the Saint-Gobain group through acquisition, is a major manufacturer with strong presence in the Chinese market. The company produces a comprehensive range of water-resistant gypsum boards tailored to different climatic conditions and application requirements, serving both the massive domestic market and international customers.

Innovation Initiatives:

• Technology transfer and integration with Saint-Gobain’s global R&D

• Development of cost-effective solutions for mass housing projects

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Indoor Water-Resistant Gypsum Board Market – View in Detailed Research Report

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3️⃣ 8. Yoshino Gypsum

Headquarters: Tokyo, Japan
Key Offering: High-performance moisture-resistant boards for seismic zones

Yoshino Gypsum is Japan’s leading gypsum board manufacturer, renowned for developing products that meet the country’s rigorous building standards for both moisture resistance and seismic performance. Their water-resistant boards incorporate advanced formulations that maintain structural integrity even in high-humidity conditions common in Japanese bathrooms and kitchens.

Innovation Initiatives:

• Development of earthquake-resistant moisture-control systems

• Expansion into Southeast Asian markets with similar climatic challenges

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2️⃣ 9. Siniat

Headquarters: Paris, France (EMEA Operations)
Key Offering: Habito Moisture Resistant, Siniat Weather Defence boards

Siniat, a specialist in interior wall and ceiling systems across Europe, Middle East, and Africa, offers a comprehensive range of water-resistant gypsum solutions. Their products are designed to address the specific moisture challenges of different European climates, from the humid Mediterranean regions to the colder, condensation-prone northern areas.

Innovation Initiatives:

• Focus on sustainable production with reduced water usage

• Development of region-specific moisture resistance formulations

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1️⃣ 10. Etex Group (Previously Siniat Parent)

Headquarters: Brussels, Belgium
Key Offering: Professional-grade moisture-resistant building panels

Etex is a global building materials leader with portfolio brands including Siniat and Promat. The company offers advanced water-resistant gypsum boards through its extensive distribution network across five continents. Their products are engineered for professional applications where long-term moisture resistance is critical, such as healthcare facilities, laboratories, and high-end residential projects.

Innovation Initiatives:

• Investment in digital manufacturing technologies

• Development of multi-functional boards combining moisture, fire, and acoustic properties

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Indoor Water-Resistant Gypsum Board Market – View in Detailed Research Report

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🏢 Outlook: The Future of Indoor Water-Resistant Gypsum Board Is Smarter and Greener

The indoor water-resistant gypsum board market is experiencing transformative changes. While traditional moisture-resistant boards continue to dominate volume sales, the industry is rapidly advancing toward multifunctional, sustainable, and intelligent solutions that address broader building performance requirements.

📈 Key Trends Shaping the Market:

• Rising adoption of green building standards (LEED, BREEAM) driving demand for sustainable moisture control solutions

• Increasing urbanization in tropical and humid regions creating new market opportunities

• Development of smart gypsum boards with integrated moisture sensors and monitoring capabilities

• Growing preference for lightweight, high-strength boards that reduce structural loads

Get Full Report Here:
Indoor Water-Resistant Gypsum Board Market – View in Detailed Research Report

The companies profiled above are not only supplying essential building materials—they’re driving the innovation revolution in moisture-resistant interior systems that will define the next generation of resilient, healthy, and sustainable buildings worldwide.

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