When it comes to choosing your sliding door security lock, there are hundreds of different choices. In our review, weve considered all the various features youll need to know before buying the best sliding door security lock. We hope that through this article, with our comparison table, in-detail review of each product can help you decide which one is your best sliding door security lock.

Best sliding door security lock

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Best sliding door security lock reviews

1. Master Lock 265D Door Security Bar, Pack of 1, White

Feature

Dual-function door and patio door security bar
Improves security on hinged and sliding doors
Rugged 20-gauge steel construction to withstand more than 350 pounds of force
Includes one security bar that adjusts to fit most standard doors
Weighs only one pound

Description

The Master Lock Dual Function Security Bar provides your home with an added dose of safety by reinforcing doors from outside intruders. Built with Master Lock's world renowned durability, the Security Bar is constructed of 20-gauge steel to withstand more than 350 pounds of force, helping ensure that your doors remain securely shut. With a versatile and adjustable design, the bar fits most hinged and sliding doors.


The Dual Function Security Bar offers:
  • Versatility to work with both hinged and sliding doors.
  • Full contact with the floor for better security.
  • Padded foot and non-marring yoke doesn't damage or scratch your home.
  • 20-Gauge steel construction.




A removable pin releases the yoke end for sliding door applications.

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Versatile Design for Sliding and Hinged Doors
Whether you use the Security Bar for sliding-door or hinged-door applications, you can rest assured that the bar's design features are optimized to keep you and your family safe.

For hinged doors, the bar features a pivoting ball joint that keeps it in full contact with the floor, providing a more stable and secure connection. Simply place the padded foot against your floor, and wedge the specially designed non-marring yoke beneath your door handle. The foot will give the bar a tight grip against your floor, and because both the foot and the yoke are padded, your floor and door handle will remain unmarred, even with everyday use.

To secure a sliding door, simply turn the bar on its side, remove the yoke by pulling out the pin, and adjust the bar to the length of your door. Once properly adjusted, the bar will create a firm seating between the door and jamb, ensuring that no one can enter the door from the outside. The Dual Function Security Bar is designed to fit most sliding doors.

Master Lock Durability
The Dual Function Security Bar is made of thick, 20-gauge steel for strength. Backed by Master Lock's reputation for security and durability, the bar can withstand over 350 pounds of force. It is backed by a lifetime guarantee.

About Master Lock
Master Lock is recognized around the world as the solid, enduring name in padlocks and security products. Generations have grown up with Master Lock products at home, school and work. Today, a whole new generation has discovered Master Lock's new and innovative security solutions.

As the largest global manufacturer and marketer of padlocks, Master Lock continues to build quality and value into its expanding lines of security products. Long a leader in the sportsman, home and yard, school, and commercial markets, Master Lock has also entered the automotive, computer and security markets. As safety and security gain importance with the world's consumers, Master Lock continues to develop products that offer smart security solutions.

Founded in 1921, Master Lock continues to build upon its founder's spirit of innovation, quality, and good value for the consumer.


What's in the Box:
Master Lock dual-function security bar

2. Lion Locks Sliding Window and Door Locks (10 Pack), Adjustable Aluminum Security Screw Lock for 3/16-3/8 Track, Door Stopper Safety Lock, No-Drill Install, Requires 28-36mm Clearance for Screw Lock

Feature

These slider locks are perfect for patio doors, sliding glass doors, sliding windows etc.
Heavy-duty aluminum construction, Inner vinyl lining prevents scratching damage
Additional gripping power securely locks window in closed or ventilating position
Utilizes double thumbscrews to mount on window or sliding door track
Easy installation with no tools required

Description

This double thumb screw from Lion Locks is constructed from heavy-duty extruded aluminum, It utilizes a double thumbscrew design for added gripping power to mount onto your window track, or sliding door, and help securely lock your sliding windows or sliding doors in a closed or ventilating position. This lock requires no tools for installation. Use these to prevent a window or sliding door from being forced open from the outside etc... Easy to attach - just place the slider lock on the upper or lower track of any sliding window or door. (Use 2 per window or door: one on top, one on the bottom for best efficiency). Inner vinyl lining prevents scratching damage. These slider locks are perfect for patio doors, sliding glass doors, sliding windows, retractable screen doors, or sliding storm windows. 2 inch wide.

3. Defender Security U 9847 Patio Sliding Door Loop Lock Increase Home Security, Install Additional Child-Safe Security, 2-1/8 Hardened Steel Bar with Diecast Base, Chrome Plated

Feature

SECONDARY SECURITY LOCKING DEVICE This U 9847 Patio Sliding Door Loop Lock can be used on a patio sliding door as a secondary security lock for increased home safety.
CHILD-SAFE SECURITY DEVICE - This door loop lock can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security.
EASY INSTALLATION - Installation is quick and easy additional security for your home or office doors are within reach! Installation fasteners are included.
DURABLE CONSTRUCTION This door loop lock has a hardened steel locking bar with diecast constructed mounting plate and keeper, with a chrome plated finish.
PRODUCT INFO - This locking device features a 2-1/8 reach, which is designed to secure the door to the jamb. It is also available in 1-1/8, 1-3/16, 1-7/16, and 2-1/4 reaches.

4. The Lakeside Collection Sliding Door Security Bar with Rubber Tips - White - 1" Dia. x 26" to 48" L

Feature

This sliding door security bar will give you extra protection in your home by securely keeping your sliding door locked in place.
The bar easily adjusts to the width of a sliding door and locks securely in position, giving extra protection against intruders.
Its rubber tips provide a sure grip without scratching the door frame.
The security door guard also acts as a child proof door lock, preventing curious children from opening the door.
Measurements: 1" dia x 26" to 48"L. Made of steel and PVC.

5. Patio Sliding Door Security Foot Lock Kick Lock , Fits on Top Rail-Childproof Patio Door Guardian-or Bottom Rail-Foot Operated-Keep Your Family Safe and Secure(1 Pack,White)

Feature

Keep Aditional Safety to Your Home: Are you worried that someone might break into your house at the middle of the night or sometime of the day when nobody is home? Well that problem is no longer an issue. With its double locking action, it is virtually impossible to remove the door by lifting it off its track. HauSun patio sliding door foot lock prevents criminals from being able to lift out sliding doors from their tracks.
Resists Forced Entry & Two Operational Lock Postions: Able to provide over 1000lbs of forced entry load tension.Another reason these patio door kick locks are great is because they usually have two operational positions. Notice the two channels in the lock. They allow for your patio door to be locked when it is in a closed position or slightly opened to let in the breeze. With a kick lock in the "B" position, the opening is still not wide enough for someone to force entry into your home.
Two Installation Ways: HauSun patio door security lock can be installed both on top or bottom rail.You can use top rail if you want to keep out of reach of children.Also, you can install it on the bottom rail with foot operated.
Discover New Ways to Increase Children Security: With young children in the home, you know all too well how hard it is to keep an eye on them at all times. With this childproof sliding door lock installed, you can make sure that young ones do not become tempted to open the patio sliding doors on their own and expose themselves to potential danger.
Convenient Use & Patent Design: HauSun Patio sliding security door lock works on vinyl, aluminum, or wood sliding doors on INSIDE tracks only. DOES NOT WORK on patio doors on outside tracks.HauSun has the patent for this kick lock.

6. Pro-Lok EPL-106-W Patio Door Lock- Keyed Lg Rectangle (White Finish)

Feature

A keyed heavy-duty steel bolt patio door lock to prevent sliding or lifting of door
Adjustable for ventilation or full security with key lock to secure position
Item Package Dimension: 3.5" L x 9.25" W x 1.5" H
Item Package Weight: 0.66 lb
2 Keys Included
NOTE: This product is not suitable for Dual Sliding doors.

7. Double Bolt Lock for Glass Sliding Doors - Advanced Technology to Keep Your Family Safe and Secure - High Security Lock - Virtually Burglar Proof

Feature

VIRTUALLY BURGLAR PROOF - Are you worried that someone might break into your house at the middle of the night or sometime of the day when nobody is home? Well that problem is no longer an issue. With its double locking action, it is virtually impossible to remove the door by lifting it off its track. The Cal Double Bolt patio door lock prevents criminals from being able to lift out sliding glass doors from their tracks.
NO NEED TO WASTE HOURS OF SETTING UP - The CAL Double Bolt Lock has a sleek, aesthetic, low profile design. As a result, the sliding glass door lock fits easily within the limited space available between the sliding glass door frame and the interior of the door panel. This amazingly simple device is EASY TO INSTALL and has been tested to provide over 1000 lbs of Forced Entry Load Tension. An easy step by step instructions are also included with the product.
DISCOVER NEW WAYS TO INCREASE CHILDREN SECURITY - With young children in the home, you know all too well how hard it is to keep an eye on them at all times. With the Cal Double Bolt child proof patio door lock installed, you can make sure that young ones do not become tempted to open the sliding glass doors on their own and expose themselves to potential danger.
KEEP YOUR FAMILY AND CHILDREN SAFE - The double bolt lock can function in a way to keep your family and children safe. The lock can easily be mounted above the OEM lock to be out of childrens reach. Additionally the Cal Double Bolt sliding door lock is clearly visible whether the lock is engaged or not, so it is more likely that parents will keep it in the locked position.
100% MONEY BACK GUARANTEED - If the Cal Double Bolt Lock does not meet up to your standards, we will be more than happy to refund you. We value our customers more than anything.

8. SECURITYMAN Sliding Door Security Bar-Child Proof Sliding Door Lock Bar with Anti Lift Lock - Fits Most Doors & Windows-Adjustable Patio Door Security Bar (19"- 51") Chrome

Feature

BEST ADJUSTABILITY ON THE MARKET: Adjust the sliding door lock from 19 to 51 inch (19 to 33.25 on 2 bars, 36.5 to 51 on 3 bars) to enjoy peace of mind when you are leaving the door partially open or if you simply want additional security
YOUNG ONES CAN'T GET OUT: Child proof lock and height prevent kids from getting out. Height also allows for a comfortable adjustment of the sliding door lock bar
INTRUDERS CAN'T GET IN: Heavy duty door and window security bar serve as BOTH A PHYSICAL & VISUAL DETERRENT on most patio doors and windows
QUICK AND EASY TO INSTALL: In a matter of minutes, you will enjoy a SECURE AND RELIABLE PROTECTION from our sliding glass door lock that is drilled into a door frame and won't loosen over time
WHAT'S INCLUDED: Sliding Glass Door Security Bar (2 Parts), Anti Lift Lock (2 Parts; Metal Plate & White Saddle Mount), Double-Side Threaded Screw, 4X End Caps (Black, Plastic), 5X Flathead Screws, User Guide, 12 Month , & Friendly Customer Support

9. Sliding Glass Door Child Lock - OKEFAN 4 Pack Baby Safety Slide Window Locks for Kids Proof Patio Closet Doors No Drilling Tools Needed (Blue)

Feature

CHILD PROOF SAFETY DEVICE Keep valuable belongings from young child proof sliding door or hung window with durable and effective lock. This kid stopper has been proven to withstand the pulls and tugs of babies and children, keep doors and windows opened in safe!
SAFE DESIGN Unlike other sliding glass door lock, this sliding door child lock is installed beside door shelf and works once double buttons pressed simultaneously, which stops the door slided and passed each other. This lock is off to press the locking cover for unlock condition!
STRONG DURABILITY Never worry about sliding window locks broken with high quality ABS plastic, stainless steel spring and strong 3m adhesive tap. The 3M window lock will not lose effectiveness or power even when you routinely open and shut your hung windows every day!
SIMPLE INSTALLATION Installing sliding door lock has never been this easy, no drilling tools needed! Simply clean the working area for this lock, peel off 3M tape and stick this device onto the desired location of sliding doors for your patio, closet, cabinet as well sliding window!
DURABLE LASTING WORK - We know that patio glass door lock will work perfect. In case that you are not satisfied with this sliding door stopper, It is welcome to let us know any time and the helpful solution will be provided in 12 hours. A good safe gift for the kids to get great benefits!

10. Burglabar 2 Pack - Great for Sliding Patio Door Lock, (Use 2 for doors), Sliding Window Lock, Sliding Basement Windows Lock, Child Safety Lock

Feature

Door & window locks: The Burglabar is a unique self-locking hinge lock designed to offer additional home security from a patio door or sliding window. Our sliding glass door lock and window lock keeps you safe and can be used to child proof your home.
Safety at home: Our window and door latch lock provides additional safety while you are home and keeps your home safe when you are not. The Burglabar is also a great door safety lock for kids keeping your little explorers safely inside.
No tools needed: Our Burglabar installs quickly and easily without tools and its crystal-clear design blends in with your decor. When mounted out of reach from small children the BurglaBar keeps windows and doors shut for child safety. Read instructions to make sure that you have the space between both sliding doors for the Burglabar to fit.
Incredible strength: Proudly made in Canada, Burglabars adhesive bonds like a weld for maximum strength. Each Burglabar, when properly applied, can withstand dynamic shear of 300 to 450 pounds. We recommend using 2 Burglabars for sliding doors. Please leave for 72 hours to let adhesive stick properly to the glass before using.
Who we are: We are Rishon Enterprises Inc., the creators of The Original Addalock and the Burglabar. We have focused our time and efforts on promoting and bringing attention to safety, security and privacy for your everyday life.

Conclusion

By our suggestions above, we hope that you can found the best sliding door security lock for you. Please don't forget to share your experience by comment in this post. Thank you!
Harriet Collins