Sometimes the sliding door may have a latch that works by sliding a small notch up and down.
How to fix a sliding glass door lock.
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.
It s very common for sliding glass door hardware to require replacement.
Sliding glass door locks.
Make sure the rollers at the top are aligned first then walk the bottom of the door.
Cracked or shattered glass.
Like any door or window the hardware on a sliding glass door will degrade overtime.
These types also experience the same symptoms as the standard glass door locks.
Sometimes patio doors become hard to open even when the track is clean.
In addition to cleaning and lubricating sliding door tracks you want to lubricate the door lock.
They are often used in higher end doors because steel mortise locks are more secure than the cast aluminum alloy versions used in many patio doors.
Try applying lubricant such as a petroleum based oil or wd 40 in the area to see if that works.
At glass doctor we frequently replace sliding glass door hardware including handles locks strikes and keepers rollers wheels tracks guides and bumpers.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.
You may also want to check out our step by step guide to adjusting your sliding doors.
Sliding glass door locks such as the steel mortise style locks shown on this page are used in wood vinyl and aluminum patio doors.
Most sliding doors manage to get knocked off kilter at one point or another.
You can easily find a sliding glass door lock at your local hardware store or home center and if you remove the broken door lock and handle and take it to the store with you it will be easier to find a match.