855 Type 2 Key Wind Latch & Deadbolt - 2 Roller & 2 Mushrooms

The FUHR 855 Type 2 Key Wind Latch & Deadbolt is a robust locking solution designed for enhanced security and ease of use. With its precise specifications, this lock is ideal for various applications, particularly in UPVC doors.

Key Features

• Dimensions:

  • Backset: 35mm
  • Centres: 92mm
  • Case Height: 210mm
  • Case Width: 50mm

• Operation:

  • Operated by key, requiring two full turns to engage or disengage the locking points.
  • Features a fixed pad on the exterior and a lever handle on the interior for convenient access.

• Identification:

  • The faceplate is marked with "FUHR" for easy identification.

Gearbox Specifications

• Design:

  • Single spindle gearbox with a case height of 210mm and a width of 50mm.

• Locking Points:

  • Includes 2 mushroom and 2 roller locking points along the full-length strip, enhancing security.

Faceplate and Locking Point Distances

• Faceplate:

  • 16mm wide, suitable for UPVC applications, with an overall length of 2170mm.

• Locking Point Distances:

  • A: 360mm
  • B: 362mm
  • C: 747mm
  • D: 780mm

Customization and Handing

• Croppable:

  • The full-length unit can be cropped to fit specific door heights.

• Handing:

  • The latch can be reversed by adjusting the Allen screw, allowing for flexible installation.

Mechanism

• Sprung Gearbox:
  • Incorporates an internal spring mechanism for lever return, eliminating the need for additional sprung handles.

Operation Summary

• Locking Method:

  • Requires two full turns of the key to lock and unlock, with an additional turn to withdraw the latch.

• Features:

  • One full turn of the key to lock, and one full turn followed by pushing down on the lever to unlock. The latch bolt can also be withdrawn using the key.

This lock combines functionality with security, making it a reliable choice for residential and commercial applications.