Adams Rite ARC-51N concealed transom door closure for commercial aluminium doors. Designed to provide a controlled closing of single or double action commercial aluminium doors. Features include dual closing speeds to allow flexibility in its closing action. To ensure you are selecting the correct spring strength see below: Light Spring: Maximum Door Sash Width - 850mm Maximum Sash Height - 2500mm Maximum Sash Weight - 40kg Medium Spring: Maximum Door Sash Width - 950mm Maximum Sash Height - 2500mm Maximum Sash Weight - 60kg Heavy Spring: Maximum Door Sash Width - 1100mm Maximum Sash Height - 2500mm Maximum Sash Weight - 80kg You are purchasing the complete kit which consists of:
Important Specifications:
Please note on single action centre-pivot doors it is recommended that a local door stop is fitted at the head to prevent the door swinging through when using electric strikes and latches. |