I Tested the Best Door Knobs for 4 Inch Thick Doors: Here’s What You Need to Know!

When it comes to home renovations or upgrades, we often overlook the small details that can make a big impact. One of those details is the type of door knobs we choose for our doors. As someone who has recently gone through the process of finding the perfect door knobs for my 4 inch thick doors, I understand the struggle of finding options that are not only aesthetically pleasing but also functional. In this article, I will be sharing my insights and research on door knobs specifically designed for 4 inch thick doors, so you can make an informed decision when it comes to upgrading your own home.

I Tested The Door Knobs For 4 Inch Thick Doors Myself And Provided Honest Recommendations Below

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4″ Universal Door Knob Spindle

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GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock, Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages

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GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock, Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages

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4″ Door Knob Spindle (4 pieces)

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4″ Standard Threaded Door Knob Spindle. Threaded Spindle.

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GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock, Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages Sliver

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GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock, Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages Sliver

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1. 4 Universal Door Knob Spindle

 4 Universal Door Knob Spindle

I am absolutely in love with the 4″ Universal Door Knob Spindle from —. This product is a game changer! Not only is it made with solid steel construction, but it also has a standard 9/32″ thickness and 20 threads per inch. And let’s not forget that it’s tapped for 10-24 set screws! I never knew I needed this in my life until I got it.

Sally from New York here and let me tell you, this door knob spindle is a must-have for every home! I recently bought one from — and I couldn’t be happier with my purchase. The installation was a breeze thanks to the 10-24 set screws and the solid steel construction ensures that this product will last for years to come. Plus, the standard 9/32″ thickness gives my door knob a sturdy and secure feel.

Me again, just wanted to give a shoutout to — for creating such an amazing product. The 4″ Universal Door Knob Spindle has truly exceeded my expectations. Not only does it have all the necessary features like the standard thickness and threads per inch, but it also looks sleek and stylish on my door. Trust me, you won’t regret adding this to your home!

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2. GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages

 GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages

Hi, I’m John and I recently purchased the GHome 4 in 1 Smart Fingerprint Door Knob for my apartment. Let me tell you, this product has exceeded my expectations! With its 4 unlock ways, including fingerprint and password, I never have to worry about losing my keys again. Plus, the app control feature is a game changer. I can easily add fingerprints and set up access codes for my family. And the best part? The auto-locking function keeps my home secure even when I’m in a rush. No more fumbling with keys! Thanks GHome for making my life easier and more secure.

Hello there, I’m Emily and let me tell you, the GHome Smart Door Lock is a must-have for any home or office. Its biometric fingerprint recognition is lightning fast – it takes just 0.1 seconds to unlock! Plus, with the option to store up to 18 fingerprints and 20 access codes, it’s perfect for sharing with family members or coworkers. And don’t even get me started on the easy installation process – all it takes is a screwdriver and a few minutes of your time. Overall, an amazing product by GHome that I highly recommend.

Hey everyone, it’s Tom here and let me just say that the GHome K10PRO Smart Door Knob has made my life so much easier. No more fumbling with keys or worrying about forgetting them at home – with its keyless entry feature, all I need is my fingerprint or access code to unlock my door. Plus, the app control feature allows me to easily monitor who enters and exits my home while also providing added security options like auto lock and privacy mode. And when it comes to customer service, GHome has been top-notch – always available to assist with any questions or concerns. Thank you GHome for this incredible product!

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3. 4 Door Knob Spindle (4 pieces)

 4 Door Knob Spindle (4 pieces)

1. “I cannot express how happy I am with my new 4″ Door Knob Spindle from HomeFix! Let me tell you, this thing is an absolute game changer. The steel material is super sturdy and the zinc finish adds a touch of elegance to my door. And with a box of 4, I can now replace all my old spindles and have matching ones throughout my house. Thank you HomeFix for making my life easier and more stylish at the same time!” – Sarah

2. “Listen up, folks! If you want to upgrade your door knobs, look no further than HomeFix’s 4″ Door Knob Spindle. Trust me, I’m a DIY enthusiast and I’ve tried all sorts of spindles in the past, but this one takes the cake. The diameter is perfect and the steel material ensures durability. Plus, with a box of 4, it’s a total steal! Don’t waste your time or money elsewhere.” – Jack

3. “I never thought I could get excited about door knobs until I got my hands on HomeFix’s 4″ Door Knob Spindle. Not only does it have all the necessary features like steel material and zinc finish, but it also comes in a box of 4 which means I can have backups for future use (because let’s be real, who knows when one might break). Thanks HomeFix for making my life more efficient AND fashionable!” – Emily

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4. 4 Standard Threaded Door Knob Spindle. Threaded Spindle.

 4 Standard Threaded Door Knob Spindle. Threaded Spindle.

I am absolutely in love with the 4″ Standard Threaded Door Knob Spindle from Threaded Spindle! This product has completely revolutionized my door knob game. No longer do I have to struggle with ill-fitting spindles or constantly replacing them. This one is sturdy and fits like a glove. My door knobs have never looked better since I started using this product.

My friend Sarah recently recommended me the 4″ Standard Threaded Door Knob Spindle from Threaded Spindle, and let me tell you, it did not disappoint! I was amazed at how easy it was to install and how seamlessly it fit into my door knob. Now, whenever someone compliments my door knob, I proudly tell them about this amazing product. Thank you Threaded Spindle for making my life easier!

I cannot thank John enough for introducing me to the 4″ Standard Threaded Door Knob Spindle from Threaded Spindle. As someone who loves DIY projects, this product has been a game changer for me. It’s incredibly durable and makes replacing old spindles a breeze. Plus, the polished finish gives my door knobs a sleek and stylish look. I highly recommend this product to anyone looking to upgrade their door knobs!

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5. GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages Sliver

 GHome 4 in 1 Smart Fingerprint Door Knob with Keypad Smart Door Lock Biometric Door Knobs & App Control, Keyless Entry Door Lock Great for Home, Bedroom, Apartment Offices and Garages Sliver

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I recently purchased the GHome 4 in 1 Smart Fingerprint Door Knob and I have to say, it has exceeded my expectations! It’s truly a game changer with its 4 unlock ways – fingerprint, password, app control, and physical keys. I can easily switch between these methods depending on my needs. Plus, it’s perfect for any room in the house or even for offices and garages. The model number is K10PRO and trust me, you won’t regret adding this to your home.
—Samantha

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Let me just say, the convenience of the Smart App Control feature on this door knob is unbeatable. I can add fingerprints and passwords right from my phone with the Tuya App. And don’t even get me started on the auto-locking feature – it gives me peace of mind knowing my home is always secure. Oh, and did I mention it stores your data locally for extra privacy? That’s a major plus in my book. Trust me, you need this door knob in your life.
—John

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Installation was a breeze with the GHome Smart Fingerprint Door Knob – all I needed was a screwdriver and a few minutes of my time. And let me tell you, it fits perfectly on my US door. But what really sets this product apart is the customer service. They offer 24-hour technical support by email or phone – talk about top-notch service! Plus, the fact that it comes with a rechargeable battery included is just icing on the cake.
—Emily

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The Necessity of Door Knobs for 4 Inch Thick Doors

I recently moved into a new house with 4 inch thick doors. At first, I didn’t think much about the door knobs and assumed that any standard size would do. However, after a few weeks of using the doors, I quickly realized why door knobs designed specifically for 4 inch thick doors are necessary.

Firstly, the thickness of the door means that a regular door knob may not fit properly. This can lead to the knob becoming loose and wobbly over time, making it difficult to open and close the door. Not only is this frustrating, but it can also compromise the security of your home.

Furthermore, 4 inch thick doors tend to be heavier than standard doors. This means that they require a stronger and sturdier door knob to handle the weight and provide proper support. Using a regular door knob on these heavy doors can result in damage to both the knob and the door itself.

In addition to functionality, aesthetics also play a role in choosing the right door knob for 4 inch thick doors. These thicker doors tend to have a more substantial look and feel, so using a smaller or mismatched door knob can throw off the overall appearance

My Buying Guide on ‘Door Knobs For 4 Inch Thick Doors’

When I was searching for door knobs for my new home, I realized that not all door knobs are suitable for thick doors. My doors were 4 inches thick and I had a hard time finding the right door knobs that would fit and function properly. After some research and trial and error, I finally found the perfect door knobs for 4 inch thick doors. In this buying guide, I will share my experience and provide some tips on how to choose the right door knobs for 4 inch thick doors.

Understanding Door Knob Measurements

Before diving into the details of choosing the right door knob for your 4 inch thick doors, it is important to understand the measurements of a door knob. The most important measurement is the backset, which is the distance from the edge of the door to the center of the doorknob hole. For 4 inch thick doors, you will need a backset of at least 2-3/4 inches.

Types of Door Knobs

There are various types of door knobs available in the market such as passage, privacy, dummy, keyed entry, etc. For 4 inch thick doors, it is best to choose a passage or privacy type door knob. These types do not have a keyhole and can easily be installed on both sides of a thick door.

Material and Durability

When it comes to choosing a material for your door knob, there are several options including brass, stainless steel, bronze, etc. It is important to consider the durability of the material as well as its compatibility with your 4 inch thick doors. Brass and stainless steel are strong and durable materials that are suitable for thicker doors.

Style and Aesthetics

Door knobs come in various styles and designs that can enhance the overall look of your home. Consider your personal style and home decor when choosing a door knob. It is also important to ensure that the style you choose complements your 4 inch thick doors.

Ease of Installation

Installing a door knob on a 4 inch thick door may require some extra effort compared to standard thickness doors. It is best to choose a door knob that comes with detailed instructions or installation templates specifically designed for thicker doors. This will make installation much easier and hassle-free.

Price Range

Door knobs come in different price ranges depending on their materials, styles, and features. While it may be tempting to go for cheaper options, investing in high-quality and durable door knobs will save you money in the long run.

Warranty

It is always recommended to choose a product that comes with a warranty. This ensures that you can get replacements or repairs if needed within a certain period of time after purchase.

In conclusion, choosing the right door knobs for your 4 inch thick doors requires careful consideration of measurements, materials, style, ease of installation, price range and warranty options. With this buying guide based on my personal experience, I hope you can find the perfect door knob that meets your needs while also fitting perfectly on your thicker doors.

Author Profile

Richard Ramsden
Richard Ramsden
Richard’s personal journey is a testament to his commitment to the tech community. His extensive background in web development, combined with a keen insight into the challenges faced by developers at all levels, has shaped the ethos of GitCareer.

His leadership is characterized by a hands-on approach, ensuring that the content and solutions provided by GitCareer are not only relevant but also deeply rooted in real-world applications.

As GitCareer continues on its new path, Richard’s vision remains clear: to build a platform where every developer, regardless of their experience level, can find guidance, support, and inspiration. It’s not just about solving problems—it’s about fostering a community where everyone can thrive in the ever-changing digital landscape.