Bell System offer a range of lock releases for many applications including both fail-secure and fail-safe options. Contact our Sales department for the complete range. The standard lock releases are designed to operate with night latch locks on timber framed doors. 

Each release is fabricated from a variety of materials:

• Main mechanism - plated zinc.
  
• Latch - chrome-plated mazac zinc alloy.
  
• Faceplate - epoxy painted steel.
  
• Side cover - stainless steel.