The Cromar Pro GRP C3 Internal Fillet Corner Trim is designed for use in glass reinforced polyester (GRP) roofing systems, providing a neat and secure finish to internal corners. Manufactured from high-quality materials, this roofing trim ensures durability and weather resistance, making it suitable for both residential and commercial applications. Its precision-moulded profile allows for ease of installation and a perfect fit into GRP roof structures, supporting watertight seals in complex corner areas. The Cromar Pro GRP C3 trim is an essential component for professional GRP flat roof projects, delivering long-lasting reliability and performance in all weather conditions.