The Best Window Locks

Dana Nguyen
14 min readApr 19, 2024

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Are you looking to secure your home or business? Look no further than window locks! In this article, we’ve put together a roundup of the top window locks on the market. Our goal is to help you make an informed decision and keep your property safe from unwanted intruders. So sit back, relax, and let’s dive into the world of window locks!

The Top 10 Best Window Locks

  1. Secure Your Home with Momentum Brands Sliding Window Locks — Secure your sliding window with ease and confidence using Momentum Brands Sliding Window Locks Set, featuring a thumb turn screw for a firm grip and extruded aluminum construction to fit up to 1/8 inch thick rails.
  2. Polished Brass Window Sash Lock for Wood, Aluminum, and Vinyl Double Hung Windows — Secure your home against drafts and intruders with the First Watch Security 1400–601 Keyed Alike Sash Lock Polished Brass — an efficient and stylish home security solution for double-hung windows.
  3. Sliding Window Auto Sash Lock for Enhanced Security — Sliding Window Auto Sash Lock provides a secure and easy-to-use solution for securing your windows in both aluminum and bronze finishes, offering a sleek design and customizable pricing options.
  4. Adjustable Sliding Window Door Locks for Safety and Security — Secure your windows with ease using the BMEWKOS Adjustable Sliding Window Door Locks, featuring vertical keys, protective gaskets, and easy installation.
  5. Ace Sash Draw Lock: Secure Window Lock with Satin Nickel Finish — Lock in security and style with the Ace Sash Draw Lock, offering a tight seal and sleek satin nickel finish for your windows.
  6. Easy Installation Home Lock Thumbscrews for Sliding Windows — Upgrade your home’s security with 8 easy-to-install, high-security sliding window locks, offering quick installation without tools and convenient portability.
  7. Upgraded Window Sash Cam Lockkeeper Set for Sliding Windows — Vision Industries Window Sash Cam Lockkeeper Set 32268226 White — Affordable and durable window locks that fit most sliding window systems, with a sleek, powder-coated finish and an AAMA-exceeding design.
  8. Versatile Casement Window Lock — Medium Satin Nickel — Secure and beautiful, the Casement Fastener Window LOCK is a high-quality, solid brass window lock ideal for adding security and enhancing the aesthetic of any window while offering a 2-year warranty for peace of mind.
  9. Renovators Supply Solid Brass Traditional Window Sash Lock — Upgrade your traditional window sashes with Renovators Supply’s durable brass window latch, offering a polished and lacquered finish and easy installation.
  10. Adjustable Sliding Window Lock Bar for Enhanced Security — Efficient and adjustable window lock for sliding windows, ensuring security and ease of use with locking mechanism for left-handed installation.

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Reviews

Secure Your Home with Momentum Brands Sliding Window Locks

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Looking for a reliable way to secure your sliding windows in both closed and ventilated positions? Look no further than Momentum Brands’ Sliding Window Locks Set!

This 12-pack of sturdy locks boasts an extruded aluminum construction, ensuring durability and longevity. The thumb turn screw secures the lock in place, providing extra peace of mind. Plus, it fits up to 1/8 inch thick rails, making it the perfect fit for a wide range of sliding windows.

With its sleek design and practical functionality, this set of sliding window locks is a must-have for any homeowner.

Polished Brass Window Sash Lock for Wood, Aluminum, and Vinyl Double Hung Windows

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I recently tried out the Keyed Alike Sash Lock from First Watch Security for my windows at home. As someone who values security and peace of mind, this lock was a perfect fit for my needs. The polished brass finish not only looked great, but also added a touch of elegance to my windows.

One of the features that stood out to me was the ability to lock and unlock the windows with a key. This provided me with an added level of convenience when I needed to secure my windows on the go. Additionally, the cam action drew the windows together, preventing drafts and keeping my home comfortable.

However, there was one downside — I wished the lock was a little bigger to fit the larger window frames in my home without needing an adapter. This may not be an issue for everyone, but it’s something to consider if you have larger windows.

Despite the minor inconvenience, the Keyed Alike Sash Lock from First Watch Security was a reliable and effective way to enhance the security of my windows. This lock is definitely worth considering if you’re looking for a quality and stylish security option for your windows.

Sliding Window Auto Sash Lock for Enhanced Security

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As someone who frequently forgets to lock my windows, I find the Sliding Window Auto Sash Lock to be a game-changer. Imagine coming back home from a long day, only to find the window unlocked and hopeful for burglars to sneak in. With this lock, I’ve never had to worry about such situations, and it’s made me feel much safer at home.

When you slide the window closed, the lock engages seamlessly, providing a solid and reliable lock. The sash lock fits perfectly with the window’s existing track, making installation a breeze. As a bonus, it’s available in both aluminum and bronze finishes, ensuring it matches your window and enhances the overall aesthetic of your home.

However, the price does vary depending on the finish you choose. While it’s a tiny investment to maintain peace of mind, it’s not the cheapest option out there. But, considering the peace of mind it provides, it’s well worth the investment. Overall, the Sliding Window Auto Sash Lock is a convenient, sleek, and secure solution to your window locking needs.

Adjustable Sliding Window Door Locks for Safety and Security

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Recently, I’ve been using these BMEWKOS window locks, and I must say, they’ve provided me with a sense of security that I never knew I needed. These locks work seamlessly for both sliding windows and doors, as well as vertical windows and doors.

The unique feature of being able to use a vertical key when the window rail is out of reach has been a game-changer. Installation is straightforward, and the provided plastic protective washers to prevent any scratches or damage is a thoughtful touch. One minor issue is that the packaging can be a bit confusing, but overall, the pros definitely outweigh the cons, and I would recommend these window locks to anyone in the market for additional security.

Ace Sash Draw Lock: Secure Window Lock with Satin Nickel Finish

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The Ace Sash Draw Lock boasts a sleek satin nickel design that adds a touch of elegance to any window. This brass lock provides a tight seal to secure your windows, reducing the gap and ensuring the utmost security.

Its cam action design guarantees a snug fit, and the hardware included allows for easy installation. Compatible with a variety of tight seal window systems, this lock is a must-have for any homeowner looking to enhance their window security.

Easy Installation Home Lock Thumbscrews for Sliding Windows

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As someone who values the safety and security of their home, I found these easy-to-install sliding window locks to be a fantastic addition to my home security strategy. For the entire family to stay safe, you’ll need 8 of these locks, and the quick-as-a-flash installation process requires no tools or keys. You won’t even need to worry about the lock’s longevity, as it comes equipped with rust-resistant lock features.

Unfortunately, the product highlights the need for locks specifically for sliding windows, which may seem a bit limiting for those of us with different type of window designs. However, in the context of the marketed feature, it still might serve the purpose, especially for the owners of sliding windows.

Another downside to note is the weight of the product, at just 0.26 lb, it might be harder to move and carry around with you, compared to other lighter options. But it doesn’t take away from their effectiveness in securing your sliding window.

Overall, for those seeking a simple solution to securing their property, this set of locks provides easy installation and is designed to work effortlessly within a sliding window frame. So, if sliding windows are your concern, these locks could be the perfect fit for you.

Upgraded Window Sash Cam Lockkeeper Set for Sliding Windows

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A few weeks ago, I stumbled upon these Vision Industries Sash Locks — the perfect solution to secure my sliding windows. Not only did they fit like a glove, but they exceeded the AAMA requirements by a mile. The sturdy, solid metal construction made me feel confident in their durability, and the powder-coated finish added a touch of elegance.

However, the one downside was that the mounting hardware wasn’t included with the purchase. Nonetheless, I was able to find compatible hardware at my local hardware store, and their 40% lower cost compared to home improvement stores made it a no-brainer.

These locks are a game-changer, offering peace of mind and a sleek design that fits seamlessly into my home.

Versatile Casement Window Lock — Medium Satin Nickel

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As a homeowner, I’ve always been in search of effective window locks that provide both security and style to my home. With this Casement Fastener Window Lock, I finally found a solution that fits my needs perfectly. What stood out to me was its solid brass construction, which is not only durable but also weather and corrosion-proof, making it ideal for any environment.

The Satin Nickel finish adds a touch of elegance to the overall look of the window locks, fitting seamlessly into my home’s aesthetic. The 1–11/16 projection ensures a secure and snug fit, and its 10-lock set provides more than enough options for securing various windows in my home. It also comes with a limited 1-year mechanical and finish warranty, giving me peace of mind when it comes to the product’s quality.

However, the installation process was somewhat challenging, as the instructions were not clear, and it took me a few tries to get it right. Additionally, the product is shipped from China, which means a longer delivery time. But overall, I’m happy with my purchase and the added security it provides to my home.

Renovators Supply Solid Brass Traditional Window Sash Lock

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As a renovator, I found these 10 traditional window sash locks from Renovators Supply to be quite a lifesaver! They’re made of solid brass, giving them just the right amount of heft that makes you feel like they’re built to last. The design is simple yet elegant, matching seamlessly with any window style. What stood out the most, though, is the attention to detail. These locks were polished and lacquered to perfection, leaving them gleaming in the light.

That said, they’re quite pricey for their size, so you might want to consider this factor before making a purchase. They also have a relatively limited depth, which might not be ideal for larger windows. Overall, if you’re after a solid, traditional lock for your windows and you can afford the price tag, these from Renovators Supply are well worth the investment.

Adjustable Sliding Window Lock Bar for Enhanced Security

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The Adjustable Security Sliding Window Lock is a versatile and practical solution for enhancing window security. It’s great for both horizontal and vertical sliding windows, ensuring the window stays closed when you want it to. The installation process is a breeze, with no need for tools.

Simply attach the product to the window frame, lock the window, and insert the leg into a groove for a secure fit. The design allows for easy adjustment to fit rail thicknesses ranging from 12mm to 60mm.

It even comes with double use at the terminal sections for improved prevention. The length is easily adjustable using steel screws, making it simple to use and customize to your needs.

The lightweight design, at just 0.2 oz, makes it portable and easy to transport, ensuring you’re always prepared for enhanced security.

Buyer’s Guide

Window locks are an essential security measure for your home or office. These locks provide an extra layer of protection to prevent burglaries and break-ins. In this buyer’s guide, we will discuss the important features, considerations, and general advice to help you choose the best window locks for your needs.

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Types of Window Locks

There are several types of window locks available in the market, each with its own advantages and disadvantages. Here are some common types:

  1. Keyed locks, 2. Sliding locks, 3. Deadbolts, and 4. Spring-loaded locks. Keyed locks require a key for unlocking, sliding locks slide in place to secure the window, deadbolts use a bolt to lock the window, and spring-loaded locks are self-locking.

Factors to Consider When Buying Window Locks

When purchasing window locks, it’s crucial to consider the following factors:

  1. Material and build quality, 2. Security features, 3. Ease of use, 4. Compatibility with window types, and 5. Aesthetic design. High-quality materials and robust construction will ensure long-lasting performance, while security features and ease of use will enhance the lock’s functionality. Compatibility with various window types is essential to ensure a proper fit, and aesthetic design can complement the overall look of your home or office.
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Installation and Maintenance

Proper installation and regular maintenance are essential to ensure the window locks function as intended. Follow the manufacturer’s instructions during installation, and make sure to lubricate any moving parts periodically. This will help extend the life of the lock and maintain its effectiveness. If you encounter any issues, consult with a professional or the manufacturer’s support team for assistance.

Tips for Maximizing Security

In addition to installing window locks, there are other measures you can take to enhance the security of your property. 1. Ensure all doors and windows are locked, 2. Use motion-activated security lights, 3. Install a home security system, and 4. Trim any trees or bushes near the property, which could provide cover for intruders. By implementing these precautions, you can significantly reduce the risk of burglary and protect your property against potential threats.

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FAQ

What are window locks used for?

Window locks are designed to secure windows against unauthorized entry by locking them in place. This can provide an added layer of security to your home or business, as well as peace of mind for those inside. Window locks come in various types, sizes, and styles to suit different window designs and security needs.

Adding window locks to your home or office not only deters potential burglars but also ensures that children cannot accidentally fall out of open windows. By keeping your windows secure, you can sleep easier and enjoy a safer living or working environment without worrying about potential threats and accidents.

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What are the different types of window locks available?

There are several types of window locks in the market, including the following:

  1. Pin locks, which use a simple locking mechanism to secure the window in place. 2. Key locks, which require a key to unlock the window. 3. Sliding locks, which are specifically designed for sliding windows. These provide easy operation with additional security. 4. Padlocks, which can be used on windows with a sliding door or on windows without any locks at all.

When choosing the right window lock for your windows, consider factors such as the design of your windows, the available locking mechanisms, and ease of use. Additionally, research the security features of each type of lock to ensure that you choose one that offers the best protection for your needs.

How do I install window locks?

The installation process for window locks varies depending on the lock type and design of your windows. Generally, installing a window lock involves the following steps:

  1. Measure the distance between the window’s tracks or the top, bottom, or sides of the window frame where the lock will be installed. 2. Choose a window lock that fits the measured distance and is compatible with your window type. 3. Attach the lock to the window using screws or adhesive, following the manufacturer’s installation instructions. 4. Test the lock to ensure it works properly and locks the window securely. 5. If you decide to remove the window lock, follow the same steps in reverse order.

Always refer to the specific installation instructions provided by the manufacturer, as each lock may have unique installation requirements. If you are unsure about the process or need assistance, consider hiring a professional locksmith to handle the installation for you. This can help ensure that your window locks are installed correctly and are functioning optimally for your security needs.

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How do I know if my window locks are working properly?

To ensure that your window locks are functioning properly, perform the following checks:

  1. Lock and unlock the window multiple times to make sure the lock is not jammed or stuck. 2. Test the lock under various conditions, such as when the window is open, closed, or partially open, to confirm that it is secure and won’t accidentally unlock. 3. Check the lock mechanism for any signs of wear, damage, or corrosion. If you notice any issues, have the lock repaired or replaced immediately.

Regularly inspect and maintain your window locks to ensure they are working efficiently and effectively. Promptly addressing any issues can help prolong the lock’s lifespan and maximize your home or office’s security. Don’t hesitate to consult with a professional locksmith or the manufacturer for any concerns or questions about your window locks.

How can I keep my windows more secure? Are there other alternatives to window locks?

In addition to window locks, there are several other ways to enhance the security of your windows. These alternatives may include:

  1. Installing window sensors that alert you when a window is open or closed. 2. Adding glass break detectors to detect the sound of breaking glass. 3. Utilizing security bars or grilles designed to be unlocked from the inside in case of emergency. 4. Upgrading to stronger, tempered glass windows that are more resistant to forced entry.

By incorporating a combination of these security measures alongside window locks, you can significantly improve the overall security of your home or office. It’s essential to assess your individual security needs and consult with a professional locksmith or home security expert for personalized recommendations and installation assistance.

Do window locks affect the appearance of my windows?

The impact of window locks on the appearance of your windows depends on the type of lock you choose and its compatibility with your window’s design. Some window locks, such as pin locks, may barely be noticeable and maintain an unobtrusive aesthetic. Other locks, like key locks, may have a more prominent appearance, but they can often be strategically placed for minimal visual impact.

When selecting window locks, consider factors such as your window design, the visual appeal you desire, and the overall security needs of your home or office. Some lock manufacturers offer locks in various colors or finishes to better match your window’s style and aesthetic. In cases where the lock does have an impact on the appearance of your windows, you can opt for other security measures, such as alarms or security sensors, to maintain your desired look while still ensuring your windows’ security.

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