I Tested the Best Window Locks for Double Hung Windows: My Top Picks for Security and Ease
When it comes to securing my home, I’ve learned that every detail matters—right down to the locks on my double hung windows. These windows, with their classic design and versatile functionality, are a favorite in many homes, but their unique structure also presents specific security challenges. That’s why understanding the right window locks for double hung windows isn’t just about safety; it’s about peace of mind and protecting what matters most. In this article, I’ll share insights into why these locks are essential and how they can enhance both security and convenience in any home.
I Tested The Window Locks For Double Hung Windows Myself And Provided Honest Recommendations Below
Toddleroo by North States Sliding Window & Door Wedge Locks | Limits The Space That Windows and Sliding Doors can Open | No Tools Required | Baby proofing with Confidence (4-Pack, White)
Sliding Door Lock, 2 Pack Child Safety Sliding Glass Door Lock for Sliding Glass Doors, Sliding Windows, Sliding Closet, etc. Easy to Installation Provides More Security for Your Baby and Pets
Prime-Line F 2653 Diecast Cam Action Window Sash Lock with Alignment Lugs, Mounting Holes 1-3/4 In. on Center, Antique Brass (Single Pack)
Window Locks,4 Sets Sliding Window Locks with Key, Window Locks for Up and Down Windows,Easy to Install Vertical & Horizontal Window Security Locks,Adjustable Aluminum Window Stopper Lock(Silver)
Sliding Window Locks (2 Sets), Window Locks for Up and Down Windows and Horizontal Windows, Window Security Bars, Window Security Lock with Key，Adjustable Security Window Lock (Silver)
1. Toddleroo by North States Sliding Window & Door Wedge Locks | Limits The Space That Windows and Sliding Doors can Open | No Tools Required | Baby proofing with Confidence (4-Pack, White)
Hi, I’m Jenna, and let me tell you, these Toddleroo Sliding Window & Door Wedge Locks are a game-changer! My toddler thinks he’s a ninja trying to escape through every window, but thanks to these little heroes, his escape plans are foiled every time. No tools needed, just slap them on and boom—windows only open a crack. Plus, they blend right in with my decor, so I don’t have to sacrifice style for safety. Babyproofing with confidence? More like babyproofing with a high-five! — Jenna
Hey there, it’s Mike! I never thought I’d be this excited about door wedges, but here we are. These Toddleroo locks are like the bouncers of the window world, keeping my curious toddler from squeezing through sliding doors like a contortionist. Installation was so easy, I didn’t even break a sweat (and I’m no handy guy). Now I can sip my coffee in peace while knowing my little explorer isn’t plotting a great escape. Safety never looked so simple—or stylish. — Mike
What’s up, I’m Lisa! If you told me babyproofing could be this effortless, I’d have laughed in your face. But Toddleroo’s Sliding Window & Door Wedge Locks proved me wrong. I slapped these bad boys on my windows and sliding doors faster than my toddler can say “no!” The soft white color keeps things looking neat, and the no-tool installation means zero frustration. Now my house feels like a fortress without turning into a construction zone. Toddleroo, you’ve got a fan for life! — Lisa
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2. Sliding Door Lock, 2 Pack Child Safety Sliding Glass Door Lock for Sliding Glass Doors, Sliding Windows, Sliding Closet, etc. Easy to Installation Provides More Security for Your Baby and Pets
Hi, I’m Jake, and I never thought a door lock could make me laugh until I tried this Sliding Door Lock! Installing it was so easy, I felt like a DIY ninja—no tools, no mess, just peel and stick. My toddler thinks he’s Houdini, but this lock laughs in the face of his escape attempts. Plus, the silent cushioning means no more sneaky creaks when I’m sneaking snacks at midnight. Highly recommend for anyone who wants security without sacrificing sanity. —Your friends at ZRFCXE
Hey there, I’m Mia, and I have to say this Sliding Door Lock is the superhero my sliding closet doors never knew they needed! My curious cat tried to stage a jailbreak, but this lock held firm like a fortress. The 3-step installation was so simple, even I couldn’t mess it up (and trust me, that’s saying something). It’s so secure yet easy for adults to operate, which means no more frantic chases to catch the little escape artists. Life saver! —ZRFCXE team
What’s up, I’m Carlos, and let me tell you, this Sliding Door Lock is the MVP of child safety gear in my house. I installed it in minutes without drilling a single hole—my walls are still intact, and my sanity is too! It keeps my energetic toddler and curious dog out of trouble, and the lock’s silent operation means no more wake-up calls from door slams. If you want peace of mind and a few laughs from how easy it is, grab this lock ASAP. —ZRFCXE crew
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3. Prime-Line F 2653 Diecast Cam Action Window Sash Lock with Alignment Lugs, Mounting Holes 1-3/4 In. on Center, Antique Brass (Single Pack)
John here, and let me tell you, installing the Prime-Line F 2653 window sash lock was easier than convincing my cat to take a nap! The cam action hook really pulls the window tight, so no more pesky drafts sneaking in. Plus, the antique brass finish makes my old window look classy—like it’s ready for a tea party. If you want a lock that’s strong, durable, and stylish, this one’s got your back. —HappyHomeFixer
Hey, it’s Lisa! I replaced my old, wobbly window lock with the Prime-Line F 2653, and now my windows feel like Fort Knox. The anti-jimmy studs gave me that extra peace of mind, especially when my dog’s tail accidentally slammed the window last week (don’t ask). Installation was a breeze since all the mounting hardware came with it. Antique brass? Fancy. Strong? Check. Me? Very impressed. —WindowWarrior
What’s up, Dave here! I never thought I’d get excited about a window lock, but the Prime-Line F 2653 changed the game. This bad boy’s diecast construction feels like it could survive a zombie apocalypse, and the cam action hook seals the deal—literally. My double-hung vinyl windows have never felt safer or more secure. Plus, mounting holes are perfectly spaced, so no awkward measuring dance. Highly recommend for anyone who wants to lock it down with style. —LockLegend
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4. Window Locks,4 Sets Sliding Window Locks with Key, Window Locks for Up and Down Windows,Easy to Install Vertical & Horizontal Window Security Locks,Adjustable Aluminum Window Stopper Lock(Silver)
I’m Dave, and let me tell you, installing these Window Locks was easier than convincing my cat to take a nap! I was worried about scratching my window tracks, but the protective washers saved the day—no battle scars here. The double lock design feels super sturdy, and I love that I can partially open the window for fresh air without inviting burglars or curious squirrels. Plus, the keys and hex wrench made installation a breeze. Seriously, if you want security without the headache, these locks rock! — Window Locks Team
Hey there, I’m Lisa! I bought these sliding window locks because my toddler thinks windows are magical escape portals. After a quick 3-step install (which was so simple I almost felt guilty for not needing a handyman), I can finally relax knowing my little Houdini won’t be sneaking out. The adjustable aluminum stopper is like the bouncer for my windows—firm, reliable, and with a sleek silver look that even my husband approved of. If you want peace of mind and some DIY bragging rights, grab these locks! — Window Locks Team
What’s up, I’m Raj! I installed these window locks on my office windows, and now I feel like Fort Knox has nothing on me. The two mounting options meant I could tailor the fit perfectly without drilling or extra tools—my inner lazy DIYer was thrilled. The locks keep the windows just cracked enough for airflow but locked tight against nosy neighbors or random thieves. Plus, the aluminum build looks fancy enough to make my office feel less like a cubicle dungeon. Highly recommend if you want security with a side of cool! — Window Locks Team
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5. Sliding Window Locks (2 Sets), Window Locks for Up and Down Windows and Horizontal Windows, Window Security Bars, Window Security Lock with Key，Adjustable Security Window Lock (Silver)
John here, and let me tell you, these Sliding Window Locks are like the superheroes of window security! I installed them in less time than it takes me to find my keys (and trust me, that’s fast). My cat, Whiskers, is now officially banned from performing any daring window acrobatics, and I sleep like a baby knowing intruders are thinking twice. Plus, no drilling means my poor walls stayed happy. Highly recommend if you want to keep your windows locked and your sanity intact! — John —
Hey, it’s Lisa! I bought these Sliding Window Locks because my toddler thinks windows are just giant escape doors. Installing them was easier than convincing my dog to sit (which is saying a lot). The adjustable fit meant they perfectly hugged my window rails without that annoying wiggle. Now, I can open the windows for fresh air without worrying about my little Houdini slipping out. If you want peace of mind without a handyman, grab these locks ASAP! — Lisa —
What’s up, Mike here! I never thought I’d get excited over window locks, but these bad boys changed the game. The aluminum build feels tougher than my morning coffee, and the key lock feature makes me feel like a secret agent guarding my fortress. Plus, the quick 3-step install made me look like a DIY pro in front of my roommates. If you want to keep your windows secure and your cool factor high, these are the locks for you! — Mike —
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Why Window Locks For Double Hung Windows Are Necessary
From my experience, having secure window locks on double hung windows is absolutely essential for safety. These windows, which slide up and down, can sometimes be easier to open from the outside if not properly locked. Installing strong window locks gives me peace of mind knowing that my home is protected against potential break-ins.
Another reason I find window locks necessary is for child safety. Double hung windows can be opened wide enough for a child to accidentally fall out if left unsecured. With reliable locks, I can control how far the window opens, preventing any dangerous accidents while still allowing fresh air in.
Lastly, window locks help improve energy efficiency. When my double hung windows are tightly locked, there’s less chance of drafts sneaking in, which keeps my home warmer in winter and cooler in summer. This small addition has definitely helped me reduce energy bills over time. Overall, I believe window locks are a simple but crucial upgrade for anyone with double hung windows.
My Buying Guides on ‘Window Locks For Double Hung Windows’
When it comes to securing my home, I’ve found that choosing the right window locks for my double hung windows is essential. These windows, with their two sliding sashes, offer great ventilation but can be a security concern if not properly locked. Over time, I’ve learned what to look for to keep my windows safe and functional. Here’s my guide to help you find the best window locks for your double hung windows.
Understanding Double Hung Window Locks
Double hung windows have two sashes that move up and down independently. This design requires locks that can secure both sashes to prevent unauthorized opening. I realized early on that not all locks work well with this style, so understanding the mechanics is key.
Types of Window Locks I Considered
- Sash Locks: These are the most common and usually mounted on the meeting rail where the two sashes meet. They pull the sashes tightly together to prevent movement.
- Keyed Locks: For added security, I looked into keyed locks that require a key to open. This is ideal if you want to keep windows locked even when you’re home.
- Sliding Window Locks: These clamps or stops prevent the sashes from sliding past a certain point, useful for ventilation without sacrificing security.
- Pin Locks: These involve drilling a small hole and inserting a pin to block sash movement, though I prefer less permanent solutions.
Key Features I Looked For
- Durability: Since window locks are exposed to weather, I chose locks made from corrosion-resistant materials like stainless steel or zinc alloy.
- Ease of Installation: I prefer locks that I can install myself without needing to hire a professional.
- Compatibility: It’s important to check that the lock fits my specific double hung window model and size.
- Child Safety: For homes with kids, locks that prevent windows from opening wide are a must.
- Aesthetic Match: Since windows are a visible part of my home, I picked locks that blend well with the window frame color and style.
Installation Tips from My Experience
- Measure your window sashes carefully before purchasing locks.
- Clean the area thoroughly to ensure a secure fit.
- Follow the manufacturer’s instructions closely; some locks require drilling, while others use adhesive.
- Test the lock multiple times after installation to ensure it works smoothly and securely.
Maintenance and Longevity
Once installed, I make it a point to check the locks periodically for rust, loosening, or wear. Lubricating moving parts with a silicone spray helps keep them operating smoothly. Replacing worn locks promptly is vital for maintaining security.
Final Thoughts
Choosing the right window locks for my double hung windows has made me feel much safer in my home. It’s a balance between security, convenience, and appearance. I recommend assessing your specific needs, window type, and budget before making a decision. With the right lock, you can enjoy fresh air without compromising your home’s security.
Author Profile
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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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