Usually you buy just the mortised steel lock assembly that fits within the door and reuse the old handles and actuating lever.
My slidding door does not have a lock.
Apply a lubricant to both upper and lower tracks to keep the door hardware clean and operating freely.
In addition to cleaning and lubricating sliding door tracks you want to lubricate the door lock.
A door that s stuck or difficult to slide according to this old house debris build up is the main reason for a sliding door that refuses to glide.
These hole are often covered with a plastic plug.
The best way to lubricate any lock is to disassemble it and use an aerosol lubricant to flush away grime and coat the moving parts of the lock.
Some of the more conventional ways of securing your doors are to improve the locks on the door and to also integrate the door into your monitored home alarm system if you have one.
Here s how you can clean the rollers and the track.
Dirt mud hair and fur can collect along the track and in the groove which clogs the rollers underneath and prevents smooth motion.
Most sliding patio doors have one or two small holes at the top and bottom of the door for adjusting the roller height.