DensGlass Sheathing is a glass mat faced gypsum sheathing for use on exterior walls in residential and commercial applications. This sheathing provides superior resistance to moisture, hail, and fire, as well as providing superior performance against insects.
The product is designed to accommodate a wide range of cladding such as brick, stucco, block, metal, and vinyl siding. It has a core made of resilient glass mats and a face of specially formulated alkaline resistant paper – a combination that provides outstanding weather protection and fire performance.
DensGlass Sheathing features an extended life, meaning it can last up to two times longer than other sheathing products on the market. The product also provides excellent dimensional stability, preventing buckling, cracking, and warping over time.
Can you use DensGlass for exterior sheathing?
Yes, DensGlass is an excellent option for exterior sheathing. DensGlass is a moisture-resistant gypsum sheathing designed for exterior use. It is made of an inorganic fiberglass mat that is coated with a highly water-resistant coating, making it a great choice for numerous exterior applications.
In addition to its moisture-resistance, DensGlass also provides superior strength and impact resistance, making it a strong choice for use in exterior applications, such as siding and wall systems. Additionally, it is fire, mold and mildew resistant, providing additional protection in wet and humid environments.
It offers a long service life and is a durable choice when it comes to exterior sheathing.
Is DensGlass waterproof?
Yes, DensGlass is a type of Glass Mat Gypsum, which is a waterproof product. The product is a type of Gypsum Board with a special glass mat surface on the front and back that acts as a vapor retarder and helps keep moisture out.
It is generally used in applications where a water resistant surface is required. It has been tested in accordance with ASTM C553, which is the standard practice for evaluating the water resistance of a gypsum board.
The results of the testing showed that DensGlass was able to resist water penetration and remain intact even when exposed to water and atmospheric moisture over a period of time. It is also UL Classified, which means it has been tested to meet safety and fire codes in the United States.
In conclusion, DensGlass is a waterproof product that can be used in applications where a water resistant surface is needed.
Can I use DensGlass instead of plywood?
Yes, you can use DensGlass instead of plywood in many applications. DensGlass is an alternative sheathing product that has many of the same benefits as plywood but is engineered specifically for better performance in damp or humid environments.
DensGlass is composed of a high-density gypsum core that is bonded to glass mats for superior strength. It also has superior water resistance, strong bond strength, and excellent fire resistance, making it a great choice for sheathing applications.
Compared to plywood, DensGlass is more expensive. But the superior performance and increased durability make the cost difference worth it. Additionally, DensGlass provides superior sound control, which can make a significant difference in noise reduction in certain applications.
All in all, DensGlass is a great alternative to plywood if you need superior performance in damp or humid environments.
Does DensGlass go over plywood?
Yes, DensGlass can go over plywood. This is fairly common in shear walls, where DensGlass sheathing is applied to both the gypsum and plywood sides of the wall assembly. DensGlass helps add an extra layer of protection against air and water infiltration, creating a barrier for the plywood.
When installing DensGlass over plywood, you’ll need to use a vapor-permeable tape that is designed for use on substrates like plywood. Make sure that any gaps between the panels are tightly sealed and all of the edges are properly sealed, as well.
You should install the DensGlass panels with either 1 ¼-inch long screws or 1 ½-inch ring shank nails. Make sure to account for the extra thickness of the panel when setting the nails or screws. Additionally, be sure to leave a ¼-inch gap between the panels, to allow for expected movements.
Is DensGlass a structural panel?
Yes, DensGlass is indeed a structural panel. It is a glass mat-faced gypsum sheathing that is designed specifically for use as a substrate for a variety of exterior cladding products. It is primarily used as a water and air barrier in commercial and residential designs.
It offers superior water and air resistance, and can be used in both interior and exterior applications. It is also a great choice for wall sheathing because it provides thermal and acoustic insulation and protection against the elements.
In addition, the glass matt finish provides a barrier against pests, mold, and rot. DensGlass is tested for resistance to wind-driven rain, deflection, and seismic events and is code compliant in most areas.
What is DensDeck roof board?
DensDeck roof board is a type of roof board that is designed to provide robust thermal, fire, and moisture protection for buildings. It is composed of a fiberglass-reinforced, inorganic-bonded mat that is covered with a polymeric surface (either granular or smooth).
This composition allows it to offer superior protection against heat, fire, and moisture damage to roofs. It can also provide additional insulation and acoustic properties. The product comes in 1/4-inch and 1/2-inch thicknesses with various sizes available, providing the flexibility needed to accommodate a wide range of roof configurations.
DensDeck roof board is often used in residential and commercial buildings and is commonly used as an underlayment for shingles, metal roofs, and tile roofs. It is also often used to add an acoustic barrier or a layer of fire protection between the roof and the structure below.
Additionally, it can add an extra layer of insulation when used in combination with insulation in attic spaces.
What is exterior gypsum sheathing?
Exterior gypsum sheathing is a type of lightweight, building material typically made from gypsum board panels that are installed on the exterior of the building structure. Gypsum sheathing is used to form a protective barrier to help protect the structure from the elements.
The panels provide a flat, tough surface that is impermeable to water, making them suitable for outdoor and wet environments. This type of sheathing is often used to provide support to cement board, exterior insulation and finish systems, and stucco.
Exterior gypsum board can typically withstand temperatures up to 165 degrees Fahrenheit and is impervious to common pests. Gypsum sheathing interacts with other exterior finishing systems, such as siding, doors, and windows, helping to create a complete, weather-tight barrier that reduces air and water infiltration.
Additionally, gypsum sheathing lasts for a long time, requires minimal maintenance, and provides a strong fire restriction.
How do you speed up DensGlass?
The best way to speed up DensGlass is to optimize the process. This includes taking steps to reduce the amount of time it takes to bond the drywall compound to the board, as well as improving the product installation process.
First, reducing the amount of time it takes to bond the drywall compound to the board can be achieved through the use of modern tools and techniques. One technique is to use a specialized drywall blade along with a power sander to speed up the process.
Another option is to use a pressure crack adhesive to secure the drywall compound to the board. Additionally, optimizing the process by using a quick bonding adhesive can also help speed up the process.
Second, when it comes to the product installation process, using the correct adhesive tape is a must. This adhesive tape helps ensure that the bond between the DensGlass board and the drywall compound is strong.
Additionally, prepping the surfaces prior to installation helps ensure the adhesive tape is applied properly and that the surfaces to which the DensGlass is being adhered are clean and smooth.
Finally, proper use of DensGlass z-furring strips and insulation can also help speed up the installation process. Using z-furring strips helps to ensure that the drywall panels are properly secured and bonded to the supporting structure.
Additionally, using insulation behind the panel ensures better soundproofing and performance.
By following these tips, it is possible to speed up the installation process of DensGlass and improve the overall performance of the product. In addition, these steps can result in better quality end results and customer satisfaction.
Can DensGlass get wet?
Yes, DensGlass can get wet. DensGlass Sheathing is a specialty moisture-resistant gypsum board, manufactured with special glass fibers added to provide superior strength and increased moisture resistance.
It is designed to be used in exterior wall assemblies to resist the absorption of moisture and is dipped in asphalt to help form a weather-resistant barrier. This makes it ideal for use in both residential and commercial construction projects in areas with humid climates, including coastal regions.
Furthermore, it is certified with the ANSI/ASTM standard C1177 to remain strong when exposed to water on its surface or within the wall cavity.
Do you need a vapor barrier over DensGlass?
Yes, you should use a vapor barrier over DensGlass, which is an exterior gypsum sheathing product. DensGlass is a moisture-resistant gypsum core product designed for use on the exterior side of walls, providing the added benefit of weather resistance and acoustic performance.
The vapor barrier helps minimize the chance for mold, mildew, and rot to occur due to condensation caused by water vapor in the air. For maximum vapor retarder protection, an approved 6-mil vapor-barrier plastic should be installed on the warm-in-winter side of the wall.
The products should be securely sealed at the top and bottom of the wall, corners and seams, so moisture can’t find its way around the vapor barrier.
Is DensGlass mold resistant?
Yes, DensGlass is mold and mildew resistant. This means that it is less vulnerable to the growth of mold, mildew and other harmful microorganisms which can cause discoloration, staining, and musty odors in the home.
DensGlass is treated with moldcide and a highly alkaline facing paper which helps prevent mold, mildew and algae as well as other biological issues. In addition, DensGlass offers superior water resistance and superior core strength, making it an ideal choice for residential and commercial applications.
The use of a moisture-resistant barrier, along with furring strips, helps create an additional barrier against moisture, further adding to the mold/mildew resistance. This combination also helps protect the surface of the underlying substrate, preserving its appearance and structure by reducing water absorption.
What is the way to cut DensGlass?
The best way to cut DensGlass is by using a diamond blade wet saw. This is especially important when cutting DensGlass Gold and DensGlass Sheathing as these two products are made with a unique fiberglass mat that clogs regular blades.
You will also want to use safety goggles and gloves to protect yourself from dust and splinters. When making the cut, make sure to take your time, as rushing through can cause the product to crack or chip.
Once the cut is made, use sandpaper to smooth out the edges.
How long can DensGlass be exposed?
DensGlass can be exposed for up to 180 days when stored in ideal conditions, such as in a cool, dry place. To extend the exposure time and ensure optimal performance, it should be protected from the elements, particularly in wet climates.
The recommendation to use roofing felt, plastic sheeting, or an equivalent material is often made to protect the material during long-term outdoor exposure. With proper protection, DensGlass can be exposed to the elements for up to one year.
It is important to consider environmental factors such as temperature, moisture, and wind when determining the maximum time the material can be exposed. Additionally, ultraviolet (UV) radiation can have detrimental effects on the material over time, so it’s important to take into account UV intensity and length of exposure in order to determine how long DensGlass can remain safely exposed.
Is DensGlass a gypsum board?
No, DensGlass is not a gypsum board. It is a glass-mat faced gypsum sheathing manufactured by Georgia-Pacific. It is a water-resistant product used in exterior wall construction to help prevent moisture intrusion.
DensGlass is lighter than traditional gypsum sheathing and does not require the use of a vapor retarder. It is designed for residential and commercial buildings where enhanced moisture protection is needed.
