Sliding Glass Door Locks  The important thing with mortised locks, and any sliding glass door lock really, is getting the right description by taking dimensions or, even better by taking a digital photograph to use in finding the right lock. There are quite a lot of steel mortise locks, often its hard to tell the differences between one and another. The mounting hole locations, the direction of swing of the hasp and the size of the hasp are all important details to know. Steel Mortise LocksIf the lock you have is built right into the frame of the door, you most likely have a mortised lock. The aluminum door varieties usually sit in a recess cut into the patio door frame. Wooden patio doors have steel locks mortised into a pocket in the door. On some sliding glass door locks the door handles have long screws that go right through the steel mortised lock and there is usually a actuating lever that slides into a rectangular hole in the lock. Usually you buy just the mortised steel lock assembly that fits within the door and reuse the old handles and actuating lever. There are small parts with these locks so do not lose any while taking it apart! There are many different kinds of steel mortised locks but there are a few common types. Heres information you need to have to source a new mortise lock. If you do not have enough information, take a picture of the lock with your digital camera, this can be really helpful when trying to communicate which kind of lock you are looking for. Mortise Lock VideoOn a mortise lock there is usually a knob mounted in the handle of the patio door with a long rectangular key. This rectangular key fits in the keyway indicated on these pictures. When you are replacing a mortise lock, you have to take note of the position of the keyway. Some are vertical, while others are angled at 45 degrees. Rectangular Cutout Locks
These locks above all require different sizes of rectangular cutout for the hasp in the patio door. The mounting screws are all placed above and below the cutout. Oval Shaped Cutout Locks
The locks above require an oval shaped cutout 1/2" wide x 3-1/8" high in the patio door that the the lock hasp sticks through. They are all mounted using screws above and below the the oval cutout. Recessed mortise lock assemblies
The locks above require an different sized oval shaped cutouts made in the patio door so that the the lock hasp sticks through. In these locks, the hasp does not stick out from the door when in the locked position, the hasp is recessed into the patio door frame. Locks E2469 and E2487 are assemblies consisting of three parts. An E2014 mortise lock, An oval shaped housing and a separate hasp. Usually, its the E2014 mortise lock part that breaks, so you might not need the whole assembly. Long flange style lock assemblies
The flange usually does not break and you can easily change out the E2014 lock just by removing the 2 small mounting screws. Top and Bottom tab stylesThese sliding glass door locks are different in that the actuator lever and the lock are combined in one. All the other locks mentioned on this page have a seperate lever that gets inserted through the keyway.
The sliding glass door locks above both share the same mounting screws that hold the handles together on both sides of the patio door. The E2105 lock is used in the E2126 and E2079 assemblies on this page.
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Patio door mortise lock
Not rated yet Sometimes you can find sliding glass door locks available on eBay, just be careful to check the description and photos to make sure you are buying the lock you really need. Click the Sliding Glass Door Locks link to get back to the home page, or this link to return to the main patio door locks page |
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