Last Updated on March 22, 2023
If you are looking for the best sliding window locks, you may feel overwhelmed with all the different options. But don’t worry, we’re here to help! In this review, we’ll take a look at some of the best kw on the market, so you can make an informed decision about which ones are right for you.
There are so many sliding window locks brands on the market like Defender Security, BurglaBar, Parts Express, OYU, Toddleroo by North States, OKEFAn, Eco-Baby, it can be tough to know which one will be the best. No worries, we’ve got you covered.
Defender Security U 9802 Sliding Window Lock,
Our Rating

- Compatible with both horizontal and vertical sliding windows
- For use with older style, metal framed windows
- For use with sliding windows that have a maximum of 3/16 in. thick frame fins
- Made of heavy-duty extruded aluminum with steel thumbscrew
- These sliding window thumbscrew locks come white in color
- Ideal for use as secondary security locks, often used for ventilating or securing windows in closed position
- Please refer to the line art and compare to your needs before purchasing
- Used on vertical and horizontal sliding windows as a secondary window lock
- For use on 1/4 in. max. thick fins
- White painted finish
- Extruded aluminum construction with steel thumbscrew
Burglabar 2 Pack – Great for Sliding Patio Do
Our Rating

- 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, Burglabar’s 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.
Defender Security U 9819 Sliding Window Secur
Our Rating

- Used to secure sliding window in a closed or ventilating position
- Thumb turn screw secures lock in place
- Fits up to 1/8 in. thick rails
- Extruded aluminum construction
- Easy to install
- Used as a secondary lock
1 X Lot of 4 Pcs Sliding Window Lock (12 Pack
Our Rating

- Used to secure sliding window in a closed or ventilating position
- Thumb turn screw secures lock in place
- Extruded aluminum construction
- Fits up to 1/8 in. thick rails
- Include 12 pack window lock.
OYU Window Locks, 8 Pack Adjustable Sliding D
Our Rating

- 【WINDOW LOCKS SECURITY】Please check carefully if the size is what you need.Size approx. 1.18 x 0.94 x 0.94 inch, apply to track with more than 0.6 inch heights and less than 0.63 inch thickness. Effectively reduce the risk of children & pets falling from heights, guard against theft. Keep your house safe, limit and fix windows for ventilation to improve indoor air quality.
- 【UPGRADE PROTECTION DESIGN】This window lock is made of solid aluminum alloy, anti-rust and anti-aging. The upgraded vertical window locks design allows the key to be removed and stored properly to prevent toddlers from opening it by mistake. One more layer of protection to eliminate all potential hidden dangers.
- 【PROTECTIVE GASKETS】Each sliding window locks also comes with a plastic protective gasket to prevent scratches or damage to the window. This locks for windows with protective gasket can provides enough friction between the lock and the track to ensure that the window will not slide open.
- 【EASY TO INSTALL】This adjustable lock for home is suitable for both windows and sliding doors. No hole installation saves time and effort. All you need to do is to spin the key through the hole and fix the window stopper on the track. You can easily fix the window lock at any part with the vertical key. No additional installation tools are needed. Easy to reuse and re-install.
- 【WHAT YOU GET】8 sets of window locks for sliding windows, including 8 sliding window locks stopper, 8 keys, 8 gaskets and 1 vertical key, can fully meet big family and large house requirement. Note: Heavy doors and windows should be fixed with multiple locks at the same time to improve stability and safety.We check the integrity of the products before shipment, and there may be some minor scratches due to transportation.
Defender Security U 9823 Sliding Window Secur
Our Rating

- Used to secure sliding window in a closed or ventilating position
- Thumb turn screw secures lock in place
- Fits up to 1/8 in. thick rails
- Extruded aluminum with a white finish
- Easy to install
- Used as a secondary lock
- Please refer to the line art and compare with your needs before purchasing
Toddleroo by North States Sliding Door & Wind
Our Rating

- SLIDING DOOR & WINDOW LOCK (1-pack): The perfect solution to prevent your curious little one from opening sliding doors and windows.xa0 A simple slide and release motion activates the wings to lock, keeping your child away from potentially dangerous areas.
- NEW NAME – SAME GREAT BRAND YOU TRUST: Toddleroo by North States not only makes the baby gates and yards that you love, but we now have a full line of babyproofing products to keep baby safe anywhere in your home!
- SAFETY & CONVENIENCE: Our new childproofing line was thoughtfully designed to maximize safety, ease of use, and functionality. Easy to install, and safety you and your family can count on.
- SIMPLE YET EFFECTIVE: Installs easily, no tools necessary. Non-toxic, eco-friendly, ABS material with professional strength VHB adhesive, plus it works on glass & wood surfaces. Our Sliding Door & Window Lock has been through rigorous testing of safety standards, rest assured that it’ll stop the cleverest toddlers in their tracks.
- MAKE YOUR HOME SAFE: Babies like to explore all those nooks and crannies’ around the house. With this 1 sliding door and window lock, you can help to keep your little one out of harm’s way.
Prime-Line U 9809 Sliding Window Lock for Vin
Our Rating

- NOTE: Not intended for a patio door, windows only.
- EACH PACK INCLUDES – (1) Adjustable jaw that fits all vinyl frame rail thicknesses from 1/16″ up to 1/2 in. thick. “Vise like” grip holds securely and will not mar frame. Allows window to lock in ventilating position; cam style locking lever; no tools required. This is for Vinyl Windows only.
- SECURELY LOCK WINDOWS – These U 9809 sliding window locks for vinyl windows help keep them securely closed. The locks feature an adjustable jaw that has a “vise-like” grip, and they are capable of opening up to ½” wide.
- ADD EXTRA SECURITY – Use these sliding window locks to prevent unwanted intruders and avoid falling accidents –keeping your windows closed when you want them the most secure! Air and a breeze can get in, but no intruders.
- FOR USE ON MOST VINYL WINDOWS – These sliding window locks are for use on horizontal sliding windows and most vertical sliding (single hung) windows as a secondary window lock.
- PRODUCT INFO – These sliding window locks have a diecast construction with a white painted finish and can fit most vinyl frame rail thicknesses ranging from 1/16” to ½”.
- For all dimensional information please refer to the line art and compare to your needs before purchasing
- Please refer to the line art drawing before purchasing to check dimensions
- NOTE: Not intended for a patio door, windows only.
Sliding Glass Door Child Lock – OKEFAN 4 Pack
Our Rating

- 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!
Eco-Baby Sliding Door Lock, 4 Pack Child Proo
Our Rating

- Child Proofing: Keeps doors open or closed with a pop-up slide blocker. The sliding glass door lock kit uses a strong 3M adhesive tape that will resist the efforts of the most determined child.
- Child Safety Lock For Sliding Doors Or Windows: Designed to work on doors or windows that run on a track, including glass patio doors, windows, showers or closets. Ensures that children do not wander off or crush their fingers in closing doors.
- Easy To Install & Use: Operated with a simple push-button spring setup. The sliding closet door lock allows for hassle-free installation and release. No tools required. No damaging the fixtures of your home by drilling holes. Can be installed on top or bottom rails.
- Durable & Reliable: Tested for strength, safety and durability. Each of the 4 grey spring-loaded devices make a perfect sliding door child lock.They maintain the beauty of your home while ultimately providing the level of security and protection you want for your child.
- Made By Parents For Parents: Created and perfected by those who truly care! Each sliding door stopper works on glass, vinyl, aluminum, or wood sliders. The sliding door locks make a wonderfully thoughtful gift to expectant parents.
Best sliding window locks Buying guide
When considering purchasing a product, it is important to consider what you need and want the product to do for you. There are many factors that can influence your decision when it comes to choosing a product, such as price, quality, features, and more. It is important to compare products before making a final decision to ensure that you are getting the best possible value for your money. Here are the few things that you need to look at before purchasing a product:
1. What you will use the product for?
Another factor to consider before purchasing a product is what you will use it for. If you are only going to use it occasionally, there is no need to spend a lot of money on a high-end model. However, if you plan to use it regularly, it is worth investing in a quality product.
2. Price:
The product’s price is one of the most important factors to consider. You need to find a balance between quality and price. It is important to remember that cheaper does not always mean better. Sometimes, it is worth spending a little extra money on a high-quality product.
3. Brand name:
One final factor to keep in mind is brand name recognition. In general, more well-known brands tend to charge more for their products. However, they also tend to be more reliable and offer better customer service.
4. Quality of the product:
Your first priority should always be the quality of the product. It is advisable to read online reviews or ask friends and family for recommendations.
5. The guarantees and warranties offered:
Most products come with some kind of guarantee or warranty. Make sure to read the fine print before making a purchase.
6. The return policy:
All reputable companies should have a return policy in case you are not satisfied with your purchase.
Frequently Asked Questions about Sliding window locks
This section answers common questions about sliding window locks. Understanding people’s concerns is easier if you answer these questions.
Is this product worth investing in?
A product like this has a lot of value. A lot of unique features and easy to use
sliding window locks can be sold in retail stores?
You don’t need to go to the store if you can get it delivered to your door.
When making a purchase, is after-sales service important?
When looking for a reliable sliding window locks company, make sure they offer excellent after-sales service.
In the event that any complaints have been filed against the company, they may need to be reconsidered.
It is also a good idea to inquire about a company’s return policy, as some only allow a limited number of returns per year and/or require a receipt for returns.
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