The abus ac7303 s is a top fitting door closer designed to ensure doors close safely and quietly in commercial and residential properties. This is particularly important for fire doors, which must be self closing to comply with uk building regulations and fire safety legislation. The ac7303 features a sliding arm mechanism with a silver finish, offering reliable performance across a range of applications. Its adjustable closing speed and force settings allow installers to fine tune the operation to suit different door weights and usage patterns. The integrated back check function helps prevent doors from being thrown open too violently, protecting both the door and surrounding walls from impact damage. Suitable for almost any door size and design, this door closer is straightforward to install, making it an efficient choice for contractors and building maintenance professionals. The standard closer type provides dependable operation in offices, schools, care facilities, and other buildings where controlled door closure is required. Features and benefits bull adjustable closing speed and force for customised operation bull back check prevents damage from doors opening too quickly bull top fitting design for straightforward installation bull silver finish complements most door hardware specifications closer type standard finish silver