CertainTeed's High Density 90 Setting Compound is a game-changer for anyone looking for a high-quality, fast-setting joint compound. Made from top-quality materials, High Density 90 provides exceptional strength and durability, ensuring a perfect finish for all your drywall projects. High Density 90 features a unique powder formula that allows for a fast setting time once mixed with water, making it an ideal option for professional contractors who need to get the job done quickly. Its high density and low shrinkage properties provide superior bond strength, reducing the risk of cracking and ensuring a long-lasting finish. Easy to mix and apply, High Density 90 can be used for a wide range of applications, including embedding fiberglass mesh tape and filling gaps and holes in drywall. Wallboard joints can be taped and first coated with High Density, and once set, the joints can be finished with an all-purpose compound (like CertainTeed's Lite All-Purpose) -- all in the same...See More day. It is also compatible with all types of drywall, including gypsum board, plasterboard, and blueboard. In addition to its superior performance, High Density 90 is also an eco-friendly option. It is made from low VOC materials and is GREENGUARD Gold certified, ensuring minimal impact on the environment. Overall, CertainTeed's High Density 90 Setting Compound offers an excellent solution for those looking to achieve a strong finish on their drywall projects. Its innovative formula, superior performance, and eco-friendly materials make it a popular choice among homeowners and contractors alike, providing a reliable and high-quality finish for all your drywall projects. With High Density 90, you can be confident that your drywall will look its best, while also being safe for the environment. See Less