Stair and rail components are used in the construction of safe, compliant access between floor levels in residential and commercial buildings. These products form a critical part of internal building structure, combining load-bearing performance with precise dimensional requirements for installation and finishing. This category covers stair systems and associated components used in new builds, extensions and refurbishment projects. Stair and rail elements are selected to meet structural requirements, support consistent installation and comply with building regulations relating to access, safety and durability. Used by builders, carpenters and joiners, stair and rail products support efficient on-site assembly and reliable long-term performance, forming an essential part of internal fit-out and access construction.