The choice between using half-inch (1/2") or 5/8-inch (5/8") drywall for walls depends on various factors, including the intended use of the wall and local building codes. Here are some considerations to help you decide:
Strength and Soundproofing: 5/8-inch drywall is generally stronger and more durable than half-inch drywall. It is often used in areas where additional strength and soundproofing are required, such as in commercial buildings, high-traffic areas, or walls shared between units in multi-family buildings. If you're looking for a sturdier wall that can better withstand impacts and reduce sound transmission, 5/8-inch drywall may be the better choice.
Fire Resistance: 5/8-inch drywall also offers better fire resistance compared to half-inch drywall. It can provide additional protection and is commonly used in fire-rated assemblies, especially for walls adjacent to garages or between living spaces and garages.
Cost and Installation: Half-inch drywall is generally less expensive than 5/8-inch drywall, so if budget is a significant concern, this might be a deciding factor. Additionally, half-inch drywall is lighter and easier to handle during installation, which can be beneficial if you plan to do the installation yourself.
Building Codes: Always check your local building codes and regulations. In some areas, certain walls or structures may require the use of 5/8-inch drywall to meet fire safety and soundproofing standards.
Wall Finish: The thickness of the drywall can impact the wall's finish appearance. If you are applying textured or decorative finishes, 5/8-inch drywall might provide a more solid and smoother surface.
In summary, if you need added strength, soundproofing, or fire resistance, 5/8-inch drywall is the preferred choice. However, if cost and ease of installation are more important factors, half-inch drywall can be a suitable option. Always consider your specific needs and consult with a professional if you have any doubts or concerns about which type of drywall is best for your project.