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FRP Structures System with Fire Retardant Properties: Enhancing Safety and Performance in Modern Construction Introduction Modern construction increasingly relies on advanced materials to enhance safety, durability, and performance. Fiber-Reinforced Polymer (FRP) structures have emerged as a promising solution, offering superior strength-to-weight ratios and corrosion resistance. However, a critical concern remains: how do FRP structures perform under fire conditions? This article explores FRP systems with fire-retardant properties, addressing key questions while highlighting their benefits in contemporary construction. What Are FRP Structures, and Why Are They Gaining Popularity? FRP structures are composite materials composed of fibers (such as carbon or glass) embedded in a polymer matrix. Unlike traditional steel or concrete, FRPs are lightweight, non-conductive, and resistant to environmental degradation. These properties make them ideal for bridges, buildings, and infrastructure projects. However, their flammability raises concerns about fire safety. How Do Fire-Retardant FRP Systems Work? To address this issue, engineers have developed fire-retardant FRP composites. These materials incorporate additives or coatings that slow combustion and reduce heat transfer. For example, phosphorus-based compounds can form a char layer, insulating the underlying structure. Additionally, some FRPs undergo thermal treatment to enhance their fire resistance. What Are the Key Benefits of Fire-Retardant FRP Structures? 1.