NorBell A one-of-a-kind door notification, as the door is opened the NorBell™ utilizes the rotation of the door closer pinion to create it's iconic chime. This door opening notification solution was designed for minimal impact on the door, frame and overall appearance. Mitigating damage, creating tamper-resistance, and keeping dangling objects out of the door threshold. Product overview Features Concealed, low impact design Tamper resistant Available in a variety of finishes to either match your door closer, or to draw contrast with a clear coated brass finish Uses the rotational energy of the pinion to strike the bell Clear ringing noise Benefits Mounts in a discreet location Simple installation Clear indication of entry by customers, employees, or anyone else who may be using the door No batteries, wires, or electronics involved Does not damage doors unlike other notification solutions Specifications Material: Brass Handing: Non-handed Finishes BHMA Code US Designation Description 605 US3 Bright brass, clear coated 689 US65, SP28 Aluminum painted 690 US20 Dark bronze painted 691 US10 Light bronze painted 694 NA Medium bronze painted 696 US4 Satin brass painted BSP BSP Black suede powder coat WSP WSP White suede powder coat Video How to adjust the chime angle on the NorBell How to install the NorBell