With so many options available in the market choosing the best adjustable window locks can be tricky for normal customers. Consumers can get overwhelmed by the huge marketplace and end in a place by choosing a wrong product that will not serve its purpose perfectly.
The purpose of this review is to avoid misunderstanding and help the customer with a shortlist of the most popular products of the marketplace by analyzing the features, functions, specifications, customers rating, and reviews.
This review section will help you with the selected list of the most favored and trended items of the marketplace where you can easily check the reviews from the actual customers.
Top 10 Best Adjustable Window Locks
Here are the top adjustable window locks we picked, check their features.
1. Ideal Security Window Security Bar with Child-Proof Lock, Extendable, White (10.6-16.625 Inches)
- Sliding Window Lock: This sliding window security bar with a childproof anti-lift lock acts as a visual deterrent against burglars who can see it clearly through the door
- Not a Pressure-Mounted Bar: The saddles can be eithered screwed into the window frame and profile or mounted with strong 3M double-sided tape (included), providing reliable protection, unlike the pressure-mounted bars that can shake loose and fall
- Perfect For Window Installation: Install in-window air conditioner units or leave the window partially open for ventilation, all while locking your window in a secure position
- Comfortable Height: This window lock mounts anywhere in the window profile, allowing you to install it out of the reach of children
- Adjustable and Easy to Install: Made of aluminium, this sliding window lock easily slides from 10.6 to 16.625 inches and can be installed without cutting; allows the window to partially open while being secured
2. JEACENT A/C Security Window Lock Bar, Window Security Bars – Sturdy Steel, Extends from 10″ to 17 1/2″ for Sliding Windows with AC Unit Installed
- ✅ SAFER A/C INSTALLATION & PROTECTION – Prevents the window from opening when installing an A/C unit. Keep your window stay in a height to stop your AC unit from falling out or being stolen from outside
- ✅ DURABLE MATERIA – All Steel Construction provides it with a longer longevity and make it harder to break off or deform.
- ✅ QUICK & EASY INSTALLATION – Unique design (patent pending), no tools needed. Held in window track by supplied adhesive strips. Keep your home save and sound.US Patent Pending. All Rights Reserved.
- ✅ ADJUSTABLE LENGTH – The window lock adjusts from 10″ to 17.5″ in length. Works well with most standard window tracks with air conditioner installed.
- ✅ NOTICE BEFORE BUYING – Make sure your window track is at least 1 inch wide as this home security bar is about 1 inch wide. The window bar extends from 10″ to 17 1/2″, please MEASSURE YOUR WINDOW to assure it fits your needs before buying one.
3. Jeacent Adjustable Window Security Bar, Patio Door Lock – Sturdy Steel, Extends from 15 1/2″ to 29 1/2″ (1pcs)
- ✅ EASY TO INSTALL – Unique design. No tools required. Stick the lock bar on the window /door track with the supplied adhesive strips. It stays well and doesn’t fall out when properly installed and adjusted. Removes easily in emergencies. Fits discretely in window / door tracks and looks decent.US Patent Pending. All Rights Reserved.
- ✅ ADJUSTABLE – The sliding door security bar extends from 15 1/2″ to 29 1/2″ with the 22 adjustable settings. Lock the height in place with the spring clip and the long screw help to reach the very small adjustment of the window’s opening.
- ✅ NOTICE- BEFORE BUYING, MEASURE the window or door track where the guard will be placed . Window tracks MUST be at least 1 inch wide. The security device is 1 inch wide on every side.
- ✅ STOP FORCED ENTRY OR UNEXPECTED ACCIDENT – The steel spring clip provides extra resistance from forced entry and ensures long-term use. Burglars can’t reach it from the outside when correctly installed. Prevents children from falling out of open windows.
- ✅ STRENGTHEN HOME SECURITY – High-grade Steel window locks security bar block criminals from entering through sliding glass windows or patio doors. Windows open in a fixed position for fresh air. Perfect for window air conditioner units or ventilation.
4. Window Locks, 4 Sets Sliding Security Window Locks with Key for Vertical&Horizontal Sliding Windows&Sliding Doors, Adjustable Window Locks Security
- 【Widely Use】Slider window locks are perfect for sliding patio doors, sliding glass doors, etc. Feel free to open the windows a few inches to get both fresh air and peace of mind, because they no longer open enough for someone to slip into your house without breaking the window and alerting your dogs. Put some window lock latch to your kid’s room to keep your toddler from falling out the windows.
- 【Screw In Design】 Sliding window locks utilizes double screws to mount on sliding window/door tracks, prevent sliding and add more security. Simply screw them with hex keys (included) for fully secure windows/doors or to allow for ventilation, no extra tools needed. Comes with rubber cushioning to prevent scratches or damage to the window and improve window security.
- 【Compatibility】 Window locks are applicable for sliding windows, sliding doors and vertical doors. Locks are 2.4 inches long and fit tracks up to 0.4 inches wide inches with rubber cushioning or up to 0.67 inches without rubber cushioning. Please measure your track to ensure proper fitment.
- 【Quality Aluminum Alloy】 Sliding door and sliding window stoppers: The strong aluminium will remain secure which is sturdy and strong, and the cute yellow key handle is showy and easy to be found.
- 【Package Includes】 Pack of 4 sliding window locks with rubber cushioning and keys; Apply multiple window locks can increase sliding door/window security.
5. Prime-Line U 9809 Sliding Window Lock for Vinyl Windows – Easy Installation to Keep Windows Securely Closed – White Diecast Construction (Pack
- For all dimensional information please refer to the line art and compare to your needs before purchasing
- 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.
- NOTE: Not intended for a patio door, windows only.
- 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.
- 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.
- NOTE: Not intended for a patio door, windows only.
- Please refer to the line art drawing before purchasing to check dimensions
- 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”.
6. The Lock-it Block-it – (2 Devices) Home Security Adjustable Window Locks/Window Security Bars, Door Jammer & Sliding Glass Door Security bar, Chi
- Quick & easy installation. No tools needed. Held in window track by supplied adhesive strips. It doesn’t fall out when the window is lowered. Removes easily in emergencies. Replaces those ugly wood blocks. Fits discretely in window track and doesn’t obstruct view.
- IMPORTANT – BEFORE BUYING, MEASURE the window or door track where the device will be placed. The security bar extends from 17 inches to 30 inches long (MAX length is 2 and 1/2 feet). Window tracks MUST be at least 1 inch wide. Device is 1 inch by 1 inch wide on all sides.
- Extendable & Adjustable! Control how high you want the window to open with the 13 adjustable settings. Lock the height in place with the push of a pin. Used for Single-Hung windows, Sliding Windows and Patio Doors. When the window makes contact with the Lock-it Block-it, it’s Stopped.
- Withstands repeated impacts with its unique double-headed push pin that provides extra resistance from forced entry. Burglars can’t reach it from the outside when properly installed and adjusted. Blocks children from falling out of open windows.
7. Window Security Bars Adjustable Window Lock bar Sliding Door Security bar Child Safety Lock Extendable (16.6″ to 44″) Security Bars for Windows
- Quick Installation: No tools needed.Held in window track by supplied adhesive strips. It stays well and doesn’t fall out when properly installed and adjusted. Removes easily in emergencies. Fits discretely in window / door tracks and looks decent.Keep your home save and sound.
- Child Proof Anti-Lift Lock：Window stopper The steel spring clip provides extra resistance from forced entry and ensures long-term use. Burglars can’t reach it from the outside when correctly installed. The sliding window security bar Prevents children from falling out of open windows.
- Easy Install for Horizontal/Vertical Windows: This product is composed of three tubes and two fixed seats,fit from 16.7 to 44 inches. The first combination method, fit from 16.7 to 29 inches，The second combination, from 16.7 to 31.5 inches，The third combination,fit from 31 to 44 inches。The sliding window lock can be easily installed in virtually any window in your home.
- Strengthen Home Security：High-grade Steel window locks security bar block criminals from entering through sliding glass windows or patio doors. Windows open in a fixed position for fresh air. Perfect for window air conditioner units or ventilation.
- Before Buying: You need confirm the window or door track where the device will be placed. at least 1 inch wide as this home security bar is about 1 inch wide. Please measure your window to assure it fits your needs before buying one.
8. Lion Locks Sliding Window and Door Locks (4 Pack), Adjustable Aluminum Security Screw Lock for 3/16-3/8” Track, Door Stopper Safety Lock, No-Dril
- NO TOOLS NEEDED: These window locks are easy to install with double door lock thumb screws securing sliding door & window tracks up to 3/16″ wide with the rubber insert or 3/8″ without the rubber window seal.
- DURABLE & SENSIBLE: Made of heavy-duty aluminum the lock includes a vinyl lining to prevent you from scratching your window frame. The vinyl insert provides additional gripping power when locking your windows down.
- CHILD PROOF DOOR LOCK: Use this window lock to protect your family from intruders and more! The sliding door lock allows you to leave sliding windows & doors securely locked in position, whether fully closed or ajar to allow a breeze.
- SLIDING TRACK LOCK: Secure your patio door, sliding glass door, and both horizontal & Vertical sliding windows. Ideal for securing a vertical window air conditioner or window fan setup.
- WINDOW LOCKS SECURITY: Whether you are looking for a way to lock in an AC unit window setup, as a camper lock replacement, or as part of your babyproofing house setup.
9. InfantLY Bright Locks on Windows Adjustable Security Door Latch Mobile Window Insurance Lock Anti-Theft Protection Lock Window stoppers
- High quality service: I am very confident in our door lock and I believe that all your needs can be met and please contact us promptly if you experience any problems during the purchase process
- High quality materials: door window lock is made of iron + zinc alloy and rubber, which is durable, safe and healthy. You don’t need to worry about its service life. Our window locks also improve the shortcomings of other window locks that are not fixed and not suitable for the middle track. You don’t need to worry about window lock security.
- Easy to install: our window locks are easy to install. Before installing the window stop, just clean the area of the lock and close or open the window; Insert the outrigger firmly into the window slot and turn the knob clockwise until the product is fixed.
- Good safety performance: our door and window locks can effectively reduce the risk of children and pets falling from high windows. By locking the windows, it can also protect your property from rainstorms and hurricanes, or prevent theft and property damage during your travel.
- Widely used: our door and window locks can be used on most wood, glass, plastic and metal surfaces. You can provide child protection for sliding doors and windows of your terrace, wardrobe, shower, storage room and entertainment center.
10. Window Locks Security, 4 Sets Sliding Window Locks, Window Stoppers for Vertical & Horizontal Slide Door, Adjustable Security Locks for Patio Bedr
- 🔓【Wide Application】: This sliding window plug lock for home, office, children’s room, kindergarten, elementary school, you can keep the window partially open or closed to avoid the hidden danger of children and pets climbing the window. Also, it prevents thieves from getting in.
- 🔓【Easy to Install Portable Window Lock】: This window is locked with a key, 4-step quick installation. No tools or drilling required. Use double hole locks on heavy windows/doors for added security. The locks are 2.4″ long and can be fitted with rails up to 0.4″ wide (with rubber bumpers) or 0.67″ wide without rubber bumpers. Please measure your trajectory before purchasing.
- 🔓【Package Includes】：4 Set of window locks security for sliding windows , including 4 x sliding window locks, 4 x window locks hex keys, 4 x gaskets. Apply multiple window locks can increase sliding door/window security.
- 🔓【High Quality Material】: The window safety lock is made of high quality aluminum alloy, with exquisite workmanship, anti-rust, anti-aging and durable. The yellow plastic cover on the outside of the handle of the key is made of ABS material to prevent the aging of the key handle
- 🔓【Double Screw & Rubber Pad Design Window Lock】: Sliding window lock security is mounted on the sliding window/door track with double screws to prevent sliding and increase security. Simply tighten them with a hex wrench (included) to fully secure windows/doors or allow ventilation, no additional tools required. Equipped with rubber bumpers to prevent scratches or damage to the window and increase the safety of the window.
How to Choose the Best adjustable window locks : Buying Guide
When it comes to choosing the right adjustable window locks , you should be assured that you are making the right choice. Understanding about the product before buying it is the most important part. Sometimes with so many options, evaluating the right choice at the right moment can be problematic.
So, check out the buying guide to overcome all the hassle of finding your best solution.
Features of the adjustable window locks
The first thing to check out on any product is the feature. You have to locate the useful features that will come in handy in your needs. Sometimes a product can be filled with tons of features to look good on normal eyes but their features can be worthless in practical use.
So, before choosing the right item you need to evaluate the features from the feature section and the description section to see if you are going to use them or not. If the products come with some of the efficient features, you can undoubtedly choose them.
Check the Specifications
Sometimes, we don’t have enough time to check on the specification section and are quickly drawn to buy a product. While the products we are suggesting here are the best ones according to the users, we still suggest taking a look at the specifications.
The specifications of the adjustable window locks will let you informed about the uses and advantages of using the products. You can then determine if that can fulfill the purpose of your needs.
Yes, there can be a few problems understanding the whole specification section if it is too long. What we suggest is to look for the key features, performance, how much the products going to cost and their after-sale services.
Design of Product
The market is full of wonderful products, and it can be tough to decide which one to choose. However, the first impression you can make of the item is the overall design.
You can check out the material, finish, color, and other visual aspects of the product to get a taste of the manufacturer. If you like the overall design, you can check out other factors before choosing the item.
Seller Rank in the Marketplace
If you buying the products from our shortlisted table, then one thing you can consider is to check the seller rank. A trendy and growing product means it is delivering good performances to most of the customers.
And better trends and growth of selling means better seller rank. And adjustable window locks from a good seller rank will ensure not only good quality of the item but also a better after-sale service and good warranty service if available.
Durability and Stability of the Product
You need to check out the description and reviews section to see how durable and stable the product is. A good product will be durable, will last longer, and will provide stable uses throughout its lifetime.
The adjustable window locks we have suggested have mostly been made in a way to last longer with providing stable performance in uses, but the best thing is to click the item and check out the stability and durability according to your personal need.
User Friendliness and Comfort
No one wants discomfort and critical toughness when using a product. Comfort is one of the most important considerations when choosing the adjustable window locks . Most of the products that are selected in this article are popular which means have better served the most users.
So, we are certain that these products are comfortable and user-friendly enough to satisfy most customers. But you can watch each of the products on our list to see which fulfills your satisfaction the most.
Frequently Asked Questions (FAQs)
What is the Price Range for adjustable window locks ?
The item can come with several cost ranges. The price can go up depending on the quality of the items and the ability to last longer periods, functions, specifications, features, and reliability.
The modern marketing trends have left us with little clues on the actual price. Sometimes a product manufactured cheaply can cost a lot more than a quality one. Some manufacturers spend more on marketing than manufacturing creating better reach and less quality.
So, you should compare the price of the products from our review segment to select the best features, quality, and performance of the product in a certain price range.
Why Should You Buy the adjustable window locks ?
If you need an item, then understanding the scenario is simple. But if you are not, then think sensibly if the benefits of this product will certainly fulfill your need. Ask yourself, why do you want to have the product.
What we have suggested in our top pick is the best items according to many users. If you have made up your mind, then you can read the reviews of the customers before choosing the right item.
When Should I Buy a New adjustable window locks ?
There can always be a question if:
Is it the right time to buy the adjustable window locks , or you should wait for few times to see if the right products have been launched to serve your need?
It is pretty difficult to determine if the products that are actually on the marketplace are the best, or the best items are yet to come. But the suggested products are popular and have very good reviews from a lot of customers.
So, if you need the product right now, wasting any time is not sensible.
Which Type of adjustable window locks is the Best?
There are different types of adjustable window locks in the marketplace. Understand your need first. Which type of this product will be most beneficial to you. You can also go through the product list and see their reviews, pros, cons, and then select the best type of items for now.
I hope our product table, review section, and buying guide will help you determine the right items for your need. If you are looking for the best adjustable window locks then there are multiple options from our product list.
You can go check out the short features of these items from our review to pick one or two to check for further reviews. Click these products and see the reviews of the customers, description of the products, and rating of it to make a final decision for buying it.