4x8 Gypsum Board Water Resistant Sheetrock Moisture Resistant
Plasterboard 15mm Gypsum Board For Drywall
Product Description:
Water-resistant drywall, also known as moisture-proof drywall or
green drywall, is a type of drywall specifically designed to
withstand wet environments. It is commonly used in areas that need
to be protected from moisture, such as bathrooms, kitchens,
basements and other damp environments.
Features:
- Improved moisture resistance: water-resistant gypsum plasterboard
is manufactured using special additives and a moisture-resistant
core, which significantly improves its resistance to water and
moisture. It has a higher water resistance capacity compared to
standard plasterboard.
- Mold and mildew resistance: Due to its improved moisture
resistance, water-resistant drywall helps prevent the growth of
mold, mildew and other fungi. This feature is particularly
important in areas prone to high humidity, where the risk of
moisture-related problems is higher.
- Durable and long-lasting: Water-resistant gypsum plasterboard is
designed to maintain its structural integrity and physical
properties even in wet conditions. It resists warping, bending and
damage caused by exposure to moisture, ensuring a longer life for
the installed board.
- Easy installation: just like normal plasterboard, waterproof
plasterboard is relatively light and easy to install. It can be
cut, sliced and shaped with common tools, allowing flexibility in
the installation process.
Applications of water-resistant gypsum board:
- Bathrooms and Kitchens: Water-resistant gypsum wallboard is often
used in bathroom and kitchen walls and ceilings to protect against
moisture in the shower, sink, and while cooking.
- Basements: Basements are located underground and are prone to
moisture problems. Water-resistant gypsum board creates a
moisture-resistant barrier that reduces the risk of water damage
and mold growth.
- Utility rooms and laundry areas: Appliances such as washers and
dryers tend to cause high humidity levels. Water-resistant gypsum
board provides additional protection against moisture-related
problems in these spaces.
- Commercial Applications: Water-resistant gypsum board is also
widely used in commercial facilities such as hotels, restaurants,
hospitals, and gyms, where additional moisture resistance is
required in damp areas such as bathrooms, kitchens, and swimming
pools.
It is important to note that waterproof plasterboard is not
designed to be completely waterproof, although it does provide an
additional layer of protection against moisture. To ensure optimum
performance and to maintain the integrity of the surrounding
structure, proper installation techniques are required, including
the use of appropriate jointing materials, sealants and
waterproofing materials.
Technical Parameters:
| Standard Value | Test Value |
Density (kg/m²) | — | Thickness | Regular | Fire Resistant | Water Resistant |
≯ 9.5kg/m² | 9.5mm | 7.5 | 7.5 | 7.5 |
≯ 12.0kg/m² | 12mm | 9.5 | 9.5 | 11.5 |
Flexural Strength(N) | Parallel | ≮ 360 | 9.5mm | 560 |
≮ 500 | 12mm | 700 |
Cross | ≮ 140 | 9.5mm | 180 |
≮ 160 | 12mm | 240 |
Surface Paper Sticking theCore Material | Unexposed | Unexposed |
Stability with Fire (Min) | Fire Resistant | ≮ 20 | / | / | >20 | / |
Water Absorption (%) | Water Resistant | ≮ 10 | 9.5mm | / | / | 6.8 |
12mm | / | / | 4.2 |
Radioactivity | Internal | IRa≤1.0 | <1.0 |
External | Ir≤1.3 | <1.0 |
Note | Executive Standard : GB/T 9775-2008 |