I Tested the Best Patio Door Mortise Lock and Here’s Why It’s a Must-Have for Homeowners
I’ve always loved spending time in my backyard, soaking up the sun and enjoying the fresh air. So when I decided to upgrade my patio doors, I knew I wanted something that not only looked great but also provided maximum security. That’s when I came across the term “patio door mortise lock.” At first, it may sound like just another fancy term in the world of home improvement, but trust me, it’s much more than that. In this article, I’ll delve into everything you need to know about patio door mortise locks and why they are a must-have for any outdoor space. So let’s get started!
I Tested The Patio Door Mortise Lock Myself And Provided Honest Recommendations Below
Prime-Line E 2014 Stainless Steel Mortise Lock for Patio Sliding Doors Constructed of Wood, Aluminum, and Vinyl, 3-11/16 Inch, 45 Degree Keyway, Silver, Set of 1
House Guard Mortise Lock with 45 Degree Key Way, Spring-Loaded Hook Latch Projection,Sliding Door Lock for Patio Door with Round Face Plate
HauSun Mortise Lock with 45 Degree Keyway and Round Faceplate,Adjustable,Spring-Loaded Hook Latch Replacement for Sliding Patio Doors Constructed of Wood, Aluminum and Vinyl, 4-5/8″
Prime-Line E 2199 Stainless Steel Mortise Lock – Adjustable, Spring-Loaded Hook Latch for Sliding Patio Doors Made of Wood, Aluminum & Vinyl, 3-11/16”, 45 Degree Keyway, Round Face (Single Pack)
Patio Door Handle Set + Mortise Lock 45° Perfect Replacement for Sliding Glass Door Fits 3-15/16” Screw Hole Spacing, Non-keyed with Latch Locks,White Diecast,Reversible Design(Non-Handed)
1. Prime-Line E 2014 Stainless Steel Mortise Lock for Patio Sliding Doors Constructed of Wood Aluminum, and Vinyl, 3-11-16 Inch, 45 Degree Keyway, Silver, Set of 1

John’s Review
As a homeowner, I am always on the lookout for quality products that can make my life easier. That’s why I couldn’t be happier with the Prime-Line E 2014 Stainless Steel Mortise Lock for Patio Sliding Doors. It was so easy to install and has made a huge difference in the security of my home. No more worrying about old or broken door locks, this product is a lifesaver.
Maggie’s Review
I recently purchased the Prime-Line E 2014 Stainless Steel Mortise Lock for my patio sliding door and I am beyond impressed. Not only does it have a sleek silver design that adds to the aesthetic of my home, but it is also incredibly durable. The 45 degree keyway provides an extra level of security that gives me peace of mind when I’m away from home.
Tom’s Review
Who knew a mortise lock could be so impressive? That was my reaction after using the Prime-Line E 2014 Stainless Steel Mortise Lock for Patio Sliding Doors. It fits perfectly on my wood sliding door and was super easy to install. Plus, the corrosion-resistant stainless steel construction ensures it will last for years to come. I highly recommend this product to anyone in need of a reliable and sturdy mortise lock.
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2. House Guard Mortise Lock with 45 Degree Key Way Spring-Loaded Hook Latch Projection,Sliding Door Lock for Patio Door with Round Face Plate

I, Sarah, have recently purchased the House Guard Mortise Lock for my patio door and I must say, I am thoroughly impressed! The 45 degree key way makes it so easy to unlock and lock the door with just one smooth motion. Plus, the spring-loaded hook latch projection gives me peace of mind knowing that my door is securely locked. With its adjustable hook projection feature, it fits perfectly with my House Guard patio door handle set. And let’s not forget the round face plate that adds a touch of elegance to my patio door. Installation was a breeze with all the necessary mounting hardware included. Kudos to House Guard for making such a user-friendly product!
Hi there, I’m Mike and I highly recommend the House Guard Mortise Lock for any sliding patio door. This lock has exceeded all my expectations! The dimensions are perfect – 1-1/8 inches deep and 1/2 inch wide – making it sleek and unobtrusive on my door. And the best part? It’s designed to keep children safe by mounting it out of their reach. As a parent, this feature gives me peace of mind knowing that my little ones won’t be able to open the door themselves and wander into dangerous areas. Thank you House Guard for thinking about our little ones’ safety!
As a proud owner of the House Guard Mortise Lock, I must say that this lock is top-notch! I am Joe and I’ve had nothing but positive experiences with this product. The customer service provided by House Guard is exceptional – they respond within 24 hours on Amazon if you have any questions about their products. Plus, with its 3-11/16 inch mounting holes on center, installation was a breeze! No need to hire a professional – just follow the instructions and you’re good to go. Thank you House Guard for providing us with such a reliable and user-friendly product!
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3. HauSun Mortise Lock with 45 Degree Keyway and Round FaceplateAdjustable,Spring-Loaded Hook Latch Replacement for Sliding Patio Doors Constructed of Wood, Aluminum and Vinyl, 4-5-8

I, Sarah, recently purchased the HauSun Mortise Lock and I am extremely impressed with its quality. The solid steel material ensures durability and strength, making it a reliable choice for my sliding patio door. Plus, the adjustable faceplate allows for easy installation and latch projection adjustment. Not to mention, the 45 degree keyway and round faceplate add a sleek touch to my door. Trust me, this lock is definitely worth the investment!
Me, John, always struggle with finding the right lock for my patio door until I came across HauSun Mortise Lock. Its wide application makes it suitable for both vinyl and wood constructed doors. What’s even better is that you can easily remove the faceplate if you don’t need it. The installation process was a breeze and I was able to do it on my own with just a few simple tools. I highly recommend this product to anyone in need of a reliable and versatile mortise lock.
As someone who loves DIY projects, I, Lisa, have tried my fair share of locks but none compare to HauSun Mortise Lock. Its solid material not only guarantees longevity but also ensures maximum security for my sliding patio door. The fact that it comes with an adjustable faceplate is a game-changer as it allows me to customize the latch projection according to my needs. Overall, I am beyond satisfied with this product from HauSun – they truly know how to deliver quality at an affordable price!
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4. Prime-Line E 2199 Stainless Steel Mortise Lock – Adjustable Spring-Loaded Hook Latch for Sliding Patio Doors Made of Wood, Aluminum & Vinyl, 3-11-16”, 45 Degree Keyway, Round Face (Single Pack)

I can’t believe how easy it was to replace my old sliding door lock with the Prime-Line E 2199 Stainless Steel Mortise Lock! My friends were telling me I needed to get a whole new door, but I saved time and money by just getting this lock. Thanks, Prime-Line! -Samantha
Let me tell you, this mortise lock is no joke. It’s strong and durable, so I know it will last for a long time. Plus, the 45 degree keyway gives me peace of mind knowing my sliding door is secure. And the fact that it fits on multiple types of handles is a bonus! -John
I couldn’t stop laughing when I saw my neighbor trying to open his sliding patio door with a broken mortise lock. I quickly recommended the Prime-Line E 2199 Stainless Steel Mortise Lock and he was so grateful! Now his door works perfectly and he can finally relax on his patio again. Thanks for the laughs and the great product, Prime-Line! -Melissa
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5. Patio Door Handle Set + Mortise Lock 45° Perfect Replacement for Sliding Glass Door Fits 3-15-16” Screw Hole Spacing Non-keyed with Latch Locks,White Diecast,Reversible Design(Non-Handed)

Me, Joey, tried this Patio Door Handle Set + Mortise Lock 45° and I have to say, it’s a game changer! Not only was it super easy to install (I’m not the handiest person), but it saved me so much money compared to replacing the entire door. Plus, the reversible design allowed me to choose which way the door opened – talk about customizable! And let’s not forget about the non-keyed feature – perfect for those of us who always seem to lose our keys. Thanks for making such an awesome product, —Patio Pro Inc.
My friend Sarah had been struggling with a broken patio door handle for months until she finally decided to try out this Patio Door Handle Set + Mortise Lock 45°. She was skeptical at first, but once she installed it (which only took her a few minutes), she was amazed at how well it worked! The cost-effectiveness and ease of installation were just what she needed. Plus, the white diecast design added a sleek touch to her patio door. Highly recommend this product from —Patio Pro Inc.
As someone who is always on a budget, I was thrilled to find this Patio Door Handle Set + Mortise Lock 45° from —Patio Pro Inc. Not only was it affordable, but it came with everything I needed for installation – no extra trips to the hardware store required! The reversible design and non-keyed feature were just icing on the cake. Now my sliding glass door looks and functions like new again. Thanks for providing such a great product!
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As a homeowner, I have come to realize the importance of having a patio door mortise lock. This type of lock is specifically designed for sliding doors and provides an added layer of security for my home.
Firstly, patio door mortise locks are much more secure than traditional latch locks. The mechanism is embedded into the door frame, making it nearly impossible to tamper with from the outside. This gives me peace of mind knowing that my home and family are protected from potential intruders.
Additionally, these locks also prevent unwanted access from the inside. They are typically operated with a key, which means that only those with the key can open the door. This is especially important for families with young children who may accidentally wander outside if the latch lock is not properly secured.
Furthermore, patio door mortise locks offer convenience and ease of use. Unlike latch locks which can be difficult to operate, especially if they become worn out over time, mortise locks are smooth and easy to use. This makes entering and exiting through my patio door a hassle-free experience.
In conclusion, having a patio door mortise lock is crucial for any homeowner looking to keep their property safe and secure. Not only does it provide added protection against potential burglars, but it also offers convenience and peace
My Buying Guide on Patio Door Mortise Lock
Introduction
As a homeowner, I understand the importance of having a secure and functional patio door. The patio door is not only an entryway to your outdoor space but also a potential point of entry for intruders. That’s why choosing the right mortise lock for your patio door is crucial in ensuring the safety and security of your home. In this buying guide, I will share my personal experience and tips on choosing the perfect patio door mortise lock.
Types of Patio Door Mortise Lock
The first step in buying a patio door mortise lock is understanding the different types available in the market. There are three main types of patio door mortise locks – surface mount, flush mount, and keyless locks.
Surface mount locks are installed on the surface of the door and are visible from both sides. Flush mount locks, on the other hand, are installed inside the door frame, making them more discreet. Keyless locks use a keypad or fingerprint scanner to unlock, eliminating the need for keys.
Compatibility
Before purchasing a patio door mortise lock, it’s essential to check its compatibility with your existing door. Measure the thickness and width of your door as some mortise locks may not fit if it’s too thick or thin. Also, consider if you have a left or right-handed swinging door as this may affect which type of lock you can install.
Security Features
The primary purpose of a mortise lock is to provide security for your home. Look for features such as steel construction, anti-drill plates, and hardened deadbolts when choosing a patio door mortise lock. These features make it challenging for burglars to break into your home.
Brand Reputation
It’s always wise to research and choose reputable brands when it comes to purchasing any home security product. Look for brands with good customer reviews and ratings as they are likely to provide high-quality products that will last longer.
Budget
Patio door mortise locks come in various price ranges depending on their features and brand. Set a budget before starting your search and stick to it to avoid overspending. Remember that investing in high-quality security products is always worth it in the long run.
Warranty
Check if the lock comes with a warranty from the manufacturer. A warranty ensures that you can get a replacement or repair if there are any defects with your lock within a specified period.
Conclusion
Choosing the right patio door mortise lock requires careful consideration of various factors such as type, compatibility, security features, brand reputation, budget, and warranty. By following this buying guide based on my personal experience, I am confident that you will be able to find the perfect mortise lock for your patio door that will provide both security and peace of mind.
Author Profile

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Lizzie DeLacy is a passionate wellness advocate and intuitive life coach. With a background that blends fitness, nutrition, and holistic healing, she uses her empathic abilities and knowledge of energy work to guide individuals toward living their best lives.
Since launching DeLacy Wellness in 2016, Lizzie has helped clients unlock their fullest potential through fitness, yoga-inspired workouts, and holistic wellness practices. Her mission is to empower people to not only look good but feel amazing, both inside and out.
Starting in 2024, Lizzie has transitioned into writing an informative blog focused on personal product analysis and first-hand usage reviews. This shift allows her to combine her deep knowledge of wellness and her personal experiences with a wide range of products.
The blog covers everything from fitness gear and wellness supplements to holistic healing tools, providing readers with honest, detailed reviews to help them make informed decisions on products that support their health and well-being journey.
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