We consider a replacing window lock to be a worthy investment in the long run. In the following post, we will help you to select the best replacing window locks.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Shop Square Replacing Window Lock READ REVIEW

Best For Great Price: Buy: Boao Replacing Window Lock READ REVIEW

Best For Price: Buy: Primeline Replacing Window Lock READ REVIEW

Best For Window Ac Unit: Buy: Defender Security Sliding Window Lock READ REVIEW

Best For Good Quality: Buy: Andersen Replacing Window Lock READ REVIEW

Best With Fast Shipping: Buy: Slideco Replacing Window Lock READ REVIEW

Best With Slider: Buy: Defender Security Replacing Window Lock READ REVIEW

Best Overall: Shop Square Replacing Window Lock

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The Shop Square Replacing Window Lock's material feels more premium than its price would suggest. The shop square replacing window lock is easy to install and use, Place the lock on one of the sliding door tracks. Make sure this fits by entering your model number. 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.

The lock is black and it is good for window lock security. Also, this is very effective and it provides great value. Most importantly, the shop square replacing window lock is designed to be used with horizontal and vertical sliding windows and sliding doors alike, window vice locks have long been the preferred choice of homeowners looking for added security.

Almost all buyers agree that the lock is good for mobile home windows. Also, a few also found that the lock is made of aluminum and steel. Also, they strongly agree that the lock comes with adds more grip & protects the window frame from getting damaged. To sum up, the tone of buyers is very positive and we believe that the lock suits the purpose.

• This is highly recommend, is very strong and it is very secure.
• This is designed to work with sturdy metal frames.
• These fit a variety of window frames and are padded to protect the frame itself.
• It feels safe and it is of excellent quality.

Best For Great Price: Boao Replacing Window Lock

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The Boao Replacing Window Lock's superior materials makes sure that it ages well with use. The boao replacing window lock fits for most vertical or horizontal sliding windows and doors. Each lock is equipped with a key, no extra tools are needed, you just need to spin the key slowly through the hole and hold on the track by key control. Moreover, this works great and it does the trick.

The lock is affordable, is suitable for various usages and it works perfectly. Most importantly, the boao replacingwindow lock does the job and it is perfect for security locks.

Almost all customers agree that the locks are enough to install 2 each window. Further, they also found that the lock is good for securing your windows.

• This can be used on new vinyl sliding windows.
• This is an old school but the best security ever.
• 15 pieces sliding window locks with keys; color: silver.
• The Manufacturer says: put our product on the windowsill.

Best For Price: Primeline Replacing Window Lock

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The best part: Primeline Replacing Window Lock costs comparatively low and it is available to ship in 24 hours. The primeline replacing the window lock is worth the money and it does the job. Make sure this fits by entering your model number. In addition, the lock can be used on many double-hung windows.

The lock features a spring action cam locking and 2 in. Above all, the primeline replacing window lock is constructed from zinc die cast and comes in a white finish.

Almost all customers opine that the lock is used to add a lock to an RV screen door. Also, they strongly agree that the lock is perfect in the existing screw holes on the window. To sum up, most buyers call the lock suits best, and no one questions it.

• They fit perfectly, it is very sturdy and has a great design.
• This is a great lock, especially for the price.
• 1 latch assembly, 1 keeper and screws.
• This is easy to install and lock / unlock without issue.

Best For Window Ac Unit: Defender Security Sliding Window Lock

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The Defender Security Sliding Window Lock is the most convenient lock on the market today. The defender security sliding windowlock is very secure, It is great for product info and has an affordable design. Use these sliding window locks to prevent unwanted intruders and avoid falling accidents –keeping your windows closed when you want them the most safer. This sliding window lock is constructed of diecast and comes in a white painted finish.

Above all, the defender security sliding window lock is perfect for security locks, works as promised, It is very sturdy and has a perfect design.

Almost all customers agree that the lock is perfect for the job at hand. In addition, they strongly agree that the lock fits out 20+ year old vinyl windows. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• This allows the window only to open to the desired height.
• They are perfect, very well-made, and locked very tightly.
• This definitely holds strong. Additionally, it is worth the extra money.
• This will push open but not without a fight.

Best For Good Quality: Andersen Replacing Window Lock

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Best part: Andersen Replacing Window Lock costs comparatively low and it is available to ship in 24 hours. The andersen replaces window lock works with primed wood casement windows manufactured from 1974 to 1980. A left hand unit will have the sash lock on the left side as viewed from the interior of your home. Moreover, this works with perma-shield awning windows manufactured from 1981 to 1995.

Above all, the andersen replaced windowlock matched perfectly and it works perfectly.

Almost all customers found that the lock is a fairly easy fix for this problem. In addition, a few strongly agree that the lock is the best replacement part for the money. Moreover, they strongly agree that note: if the lock is on the right from the interior then it is a right hand hinge window and all parts need to be right handed for that window.

• Awning windows require a left side and right side sash lock.
• Works with perma-shield casement windows manufactured from 1979 to 1995.
• This is a very good item and by replacing the old one the problem.
• It is easy to remove the old latch, only 3 screws.

Best With Fast Shipping: Slideco Replacing Window Lock

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate lock. The Slideco Replacing Window Lock is exactly that - it's a simple lock that hits all the right notes. The slideco replacing window lock has anti-jimmy studs which engage the keeper. Make sure this fits by entering your model number. This window sash lock is constructed from diecast zinc and comes finished in a white painted color.

The lock is a very popular latch for single and double. Lastly, the slideco replacingwindow lock includes hardware for easy installation, It is a perfect fit and has a cam action hook design.

Almost all customers agree that the lock is perfect with the vinyl windows that were installed. And, a few also found that the lock maintains alignment with the built-in notches. In addition, they say that the screws are deep enough on the latch side to provide added strength.

• This makes for very easy installation and it makes for a great replacement.
• This looks good, works with exact match, it works perfectly and has a better design.
• This features a heavy-duty design with alignment lugs and cam-action locking.
• This features a cam action hook which draws the keeper tight when locked.

Best With Slider: Defender Security Replacing Window Lock

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The Defender Security Replacing Window Lock is capable of outshining several other locks featured in this list in overall features in its price range. The defender security replacing window lock is designed for use on single glazed/single pane vertical sliding wood windows for ventilation, or secondary locking purposes. Make sure this fits by entering your model number. This window vent lock is constructed of stamped steel and comes in a brass - plated finish.

Finally, the defender security replacing window lock is wooden and has a perfect design.

Most customers opine that the lock comes with spacers so the slider can slide all the way back when installed. Also, they strongly agree that the lock is not recommended for vinyl window. In addition, they strongly agree that the gold matches no other hardware on the window or in the room.

• This is the best option for a window stop.
• This is a good lock for partially opening windows.
• This is safe for kids, it is very sturdy and has a great design.
• This is perfect for vintage wooden windows.