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What is a Moisture-Resistant Gypsum Board (MR H3)?
The Moisture-Resistant Gypsum Board (MR H3) is a specially treated drywall panel designed to resist moisture and humidity. It features a water-repellent core and green paper facing, making it ideal for use in wet and humid areas like bathrooms, kitchens, and basements.
Unlike standard drywall, this moisture-resistant board is engineered to maintain structural integrity and prevent mold and mildew growth, even under prolonged exposure to humidity.
Key Features of MR H3 Moisture-Resistant Gypsum Board
- 💧 Superior Moisture Resistance: Ideal for wet environments
- 🦠 Mold and Mildew Protection: Enhanced hygiene and indoor air quality
- 🛠️ Easy to Install and Cut: Compatible with standard framing tools
- 🔇 Sound Insulation: Reduces noise transmission between rooms
- ♻️ Sustainable Product: Low VOC and environmentally friendly
Where to Use Moisture-Resistant Gypsum Boards
Moisture-resistant boards like the MR H3 are suitable for:
- Bathrooms and powder rooms
- Kitchens and pantries
- Utility and laundry rooms
- Indoor swimming pool areas
- Basements and cellars
- Public restrooms and locker rooms
These environments benefit from a board that won’t degrade, warp, or grow mold over time.
Why Choose MR H3 for Your Project?
The Moisture-Resistant Gypsum Board (MR H3) provides long-term durability and health safety.
Its specially treated core and green paper facing provide an effective barrier against moisture penetration, ensuring your structures remain clean, solid, and long-lasting.
✅ According to USG standards, moisture-resistant gypsum boards are essential in areas with intermittent or continuous exposure to moisture.
📦 Technical Specifications
| Thickness | Size | Edge Type |
|---|---|---|
| 12.5 mm | 1200 x 2400 mm | Tapered / Square |
| 15 mm | 1200 x 2400 mm | Tapered / Square |
Can be used with tile backers and waterproofing systems for full wet-area protection.
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❓FAQs
Q1: Can I use MR H3 gypsum board in shower areas?
A1: It is ideal for humid areas but should be combined with waterproofing layers for direct water exposure like showers.
Q2: Does MR H3 help reduce mold growth?
A2: Yes. The board resists mold and mildew even in high-humidity environments.
Q3: Can I tile over this board?
A3: Yes. MR H3 is compatible with tile adhesives when installed properly.
Q4: Is it suitable for ceilings as well?
A4: Absolutely. It can be used for both walls and ceilings in damp spaces.
