Sliding doors require a hookbolt in order to lock correctly. We would recommend the Lockey 2500 - Sliding Door lock, which is perfect for that application.

No, This unit is not weather resistant however I can suggest an alternative model by codelocks Codelocks CL255.

The code can be changed by swapping around the red and blue tumblers on the inside of the exterior code pad. Enter the red tumblers into the numbers that you wish to incorporate into your code. See the detailed Yale Push Button User Guide for step by step instructions.

The lock does not have a fire rating. You could purchase the Codelocks CL255 (Stainless Steel) with an intumescent fire kit, which can be purchased in the list of accessories. The combination of lock and fire kit would be suitable for fire doors.

All mechanical digital door locks, including this one, require no power or electric wiring to operate.

The Yale Push Button Door Lock is not insurance approved. You will need to use an insurance approved deadlock in conjunction with this push button lock to comply with the BS3621 standard.

When replacing the tumblers, to set your own code, there are some important steps that you must take. Do not leave any tumbler position empty. Before changing codes, the "C" button must be depressed and held in the down position throughout the code changing procedure and the red and blue tumblers must be the correct way up as per the user guide.

The only way to gain access is by entering the code. There is no override code that can bypass the code that has been set. This is a security benefit for this type of product and is designed to deter personnel from entering who do not know the code.

This lock is operated by a latch that has a 60mm backset (The measurement from the edge of the door to the centre of the handle). Check the backset measurement on your door to see if this will work.

Another important factor is, this lock is suitable for doors where the thickness is between 35mm - 50mm.

This lock does include a latch holdback feature. Although not visible on the image, behind the handle there is a switch that allows you to hold the latch in place to that the door can be opened without the PIN code.

Unfortunately not. The vast majority of mechanical digital door locks operate with a flat spindle but do come supplied with a compatible latch.