Fiberglass rebar, also known as fiber reinforced polymer (FRP) rebar, is a type of reinforcing bar used in concrete construction. It is made by encasing a core of glass fibers in a polymer matrix, such as epoxy or polyester, creating a bar that is strong, durable and resistant to corrosion. The main benefits of fiberglass rebar include its corrosion resistance, which makes it ideal for use in environments where steel rebar would degrade, such as marine or coastal structures or structures exposed to chemicals. Additionally, it has a high strength-to-weight ratio, making it more cost-effective to use on large construction projects and allowing for greater design flexibility. It also has a high fatigue resistance, making it suitable for use in bridges, roads, and other infrastructure projects that are subject to heavy traffic. Fiberglass rebar is also non-conductive and environmentally friendly, it does not produce toxic emissions during its manufacture and does not release harmful chemicals into the environment when it is used in construction. Overall, fiberglass rebar offers several benefits over traditional steel rebar, making it an attractive option for use in a wide range of construction projects.