The Best Sliding Glass Door Locks Guide & Reviews of 2020

1. Defender Security U9846

Defender locks have earned a good reputation and thousands of positive customer reviews. This is because their locks keep millions of people safe. The lock mechanism can withstand a load of more than 800 pounds, which means that even the most robust and most potent burglar cannot break it. The lock has a spring-loaded mechanism from the Defender, which protects smart teenagers and robbers from opening it and entering the house. For installation, you only need a screwdriver to put in the screws. Of course, this can take some skill and dexterity, but it shouldn't be too much of a hassle. Analysis of customer reviews and expert ratings shows that this is the best glass door lock in 2020.

The design of Defender locks is available in 4 colors, which is very convenient if you don't want the lock on your glass sliding door to stand out from the overall look. The downside of such an obscure element may be that criminals need to get close enough to the house to make sure the door is locked.

2. Ideal Security SK110 Patio Door Security Bar

For balconies, terraces, and patios, the Ideal lock is perfect for this type of sliding door. Installed from directly in the middle of the doorframe so that burglars can immediately see that the house and family are protected. All family members will be comfortable using this lock due to the perfectly matched positioning height. For families with small children, this lock is also suitable because it is protected from children. With all this, the lock copes with its primary function with a bang. The lock mechanism is almost impossible to break. The adjustable width and ease of installation make this lock even more suitable for families of all categories.

The lock design is universal and is designed for doors that are at least 25.5 "wide and at least 47.5” wide. Unfortunately, such a lock cannot be used on windows, since the design is intended exclusively for glass sliding doors. You can find a list of products for windows on the Ideal website. You can test the lock and use it for 30 days for free. Ideal products have long established themselves in the door locks market, and experts and buyers’ assessments have become confirmation.

3. Cal-Lock Smart Bolt

The lock mechanism can withstand up to 1000 pounds, which is an impressive figure. The anti-lift design will reduce potential burglary attempts. Plus, the lock is safe for children and has passed all strength tests. The lock’s discreet and elegant design makes it an excellent choice for lovers of simplicity and minimalism. The lock fits into slots inaccessible to other locks, which is quite essential if your glass sliding doors are not quite a standard design. Unfortunately, even the low profile of the lock does not provide a versatile fit. It may take a set of tools and a little patience to install, but it's worth it.

Another huge plus, the lock comes with a consumer guarantee, which will protect you from the unnecessary hassle of repairing or replacing the lock. Durable door lock handle, perfect fit, phenomenal strength - these are typical qualities when choosing a lock. And if according to experts, this lock is worth considering as an option. The price will pleasantly surprise you, and the purchase guarantee will save you from unexpected expenses.

4. Toledo Sliding Glass Door Patio Lock

Almost always, the locks of this company are in the lists of all kinds of tops. This list is no exception. All concrete construction is of hardened steel. This provides a level of protection that even the most experienced thief cannot bypass. Hidden screws and fasteners are other useful features to make picking the lock more difficult. All of this makes up a little more of a hassle and is well worth it for home and family safety. The installation will not cause significant problems if you have at least some skills in this matter. If you have large windows or custom glass sliding doors, this lock will work with them, too, because its fit is versatile. Regarding the purchase guarantee, here, unfortunately, not everything is so crystal clear.

The safety of the inhabitants of the house is also under control. The locks of this company from the inside can only be opened with a particular set of keys so that teenagers will not get out of the house at night without your knowledge. It gives peace of mind to parents and all residents of the house. A latch will stop disobedient children from the last home. And the stainless steel will not succumb even to saws and bolt cutters. All this makes Toledo locks one of the best sliding door lock options on the market.

5. OKEFAN Baby Safety

If you have met a crawling baby at least once in your life, you probably know that it is complicated to protect them from many things. This company’s locks are perfect for families with small children because their locks are safe for children. Of course, the beautiful view of the street from the sliding door can seem very tempting for a child, which is why parents could easily open a lock, but not by a child. That is both crucial points: you are comfortable, and your child is safe. This company has long established itself as a manufacturer of safety for children, and customer reviews and expert opinions indicate that this is not only the best lock for parents but also just one of the suitable locks for glass sliding doors.

Locks from OKEFAN are a peelable and adhesive structure. By pressing two buttons, the mechanism is fixed and opened. This lock is strong enough to keep your child safe, but not strong enough to prevent burglars and burglars with a high guarantee.

6. Supply Guru Keyed Lock

Supply Guru's product listing has various ways, including glass sweet door locks, which we'll take a closer look at today. The design of this lock is installed over barns, terraces, patios, and service doors. There is also a useful feature for supporters of the maximum security level, blocking and opening the lock by turning the key 180 degrees. Locks of this type are not only difficult to break, but their very appearance and location from the side of your glass slide doors also let criminals understand that the house is reliably protected.

It is best to install it higher so that it does not interfere with the slide. Although the lock is relatively small, it can make sliding difficult. The lock is available in two colors: black and steel, perfect for a discreet design, as it does not attract too much attention. Opening and closing with a key are among the essential home security criteria, but it also has a downside. If several people use the lock, difficulties may arise. The main thing is to choose a home security system that is convenient for you.

7. Lion Lock

One of the best locks, especially in terms of installation, which any person can handle correctly. All fasteners and accessories are in the pack, so you don't need any additional purchases. To install, you only need to screw in two small screws. That is why locks from this company are ideal options for those who rent their home. You will need a minimum of investment to install this lock and ensure your safety without damaging the landlord's property. The lock is among Amazon’s tops, and you can find thousands of positive reviews on the net.

Installation is as simple as possible: you need to insert the lock into the frame, the rubber base will fix it, and then screw in two screws. Done! Keep in mind that the lock may not be enough tap for rooms such as patios or balconies, where people continuously walk back and forth.