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Residential Door Locks 101: Home Door Lock Types & Their Advantages
There are many types of residential door locks, each having its advantages and disadvantages. As a homeowner, you should be aware of the different door lock types available and know how to choose the right ones for your home.
See a detailed overview of home door lock types, including the most typical house locks and their advantages. Whether you’re looking for the highest level of security, ease of use, or cost, read our residential door locks 101 guide to help find the right lock(s) for your home.
What is the Importance of a Residential Door Lock?
Residential door locks, also called home locks, are important to securing your home as they serve as the first line of defense against trespassers and burglars. A strong door lock can keep intruders out, safeguard your belongings, and give you peace of mind. Homes without adequate locks are more likely to be targeted by burglars.
Thankfully, reducing the chance of home break-ins can be as easy as installing a dependable door lock. Don't underestimate the value of the right door lock; it's a small investment that can make a major impact.
The 6 Types of Residential Door Locks
1. Deadbolt Locks
Deadbolts are one of the most common types of residential door locks. A deadbolt lock can only be opened by rotating the lock cylinder, which is commonly done with a key or a thumb turn. Deadbolt locks come in a few varieties, including single-cylinder, double-cylinder, and jimmy-proof deadbolts.
Types of Deadbolt Locks
| Deadbolt Lock Type | Description |
|---|---|
| Single Cylinder Deadbolt Lock | Requires a key on the outside and a thumb turn on the inside to lock and unlock. |
| Double Cylinder Deadbolt Lock | Requires a key on both the outside and inside to lock and unlock. |
| Jimmy-Proof Deadbolt Lock | A surface-mounted deadbolt that's harder to force open. Uses a vertical bolt that locks into a strike plate. |
Advantages of Deadbolt Locks
- High level of security: Deadbolts are harder to pick or force open than other lock types.
- Durability: Deadbolts are sturdy and can withstand wear and tear.
- Affordability: Deadbolts are generally more affordable than other high-security locks.
Factors to Consider When Choosing A Deadbolt Lock
- Security needs: Consider the level of security you need based on your location and lifestyle.
- Installation: Some deadbolts are more difficult to install than others, so consider hiring a professional if needed.
- Style and finish: Deadbolts come in different finishes and styles, so choose one that matches your home's aesthetics.
2. Knob Locks
Knob locks are one of the most frequent home door lock types. A knob lock locks and unlocks a door by using a key cylinder on the outside and a knob on the inside. Knob locks are, in general, regarded as less secure than other lock types, but they can be suitable for interior doors or supplementary locks.
Types of Knob Locks
| Knob Lock Type | Description |
|---|---|
| Grade 1 Lock | Highest level of security, designed for commercial use. |
| Grade 2 Lock | Medium level of security, suitable for residential use. |
| Grade 3 Lock | Basic level of security, often used for interior doors. |
Advantages of Knob Locks
- Easy to use: Knob locks are easy to install and operate.
- Affordability: Knob locks are generally more affordable than other types of locks.
- Aesthetically: Knob locks come in a variety of styles and finishes to match your home's decor.
Factors to Consider When Choosing a Knob Lock
- Security needs: Knob locks are generally less secure than other types of locks, so consider your security needs before choosing a knob lock.
- Location: Knob locks are not suitable for exterior doors or doors that require high security.
- Grade: Consider the grade of the knob lock, with Grade 1 offering the highest level of security and Grade 3 offering the lowest.
3. Lever Handle Locks
Another common residential door lock type that is simple to use and ADA-compliant is the lever handle lock. A lever handle lock locks and unlocks a door by using a key cylinder on the outside and a lever handle on the inside. Lever handle locks are more secure than knob locks and are ideal for both interior and exterior doors.
Types of Lever Handle Locks
| Lever Handle Lock Type | Description |
|---|---|
| Passage Lever | Does not have a lock, suitable for hallways and closets. |
| Privacy Lever Lock | Has a lock that can be locked from the inside, suitable for bathrooms and bedrooms. |
| Entry Lever Lock | Has a lock that can be locked from the inside and outside, suitable for exterior doors. |
Advantages of Lever Handle Locks
- Easy to use: Lever handle locks are easier to use than knob locks, especially for people with disabilities or arthritis.
- Security: Lever handle locks offer a higher level of security than knob locks and are suitable for exterior doors.
- Aesthetics: Lever handle locks come in a variety of styles and finishes to match your home's decor.
Factors to Consider When Choosing a Lever Handle Lock
- Security needs: Consider the level of security you need based on your location and lifestyle.
- ADA compliance: If you have family members or guests with disabilities, consider choosing a lever handle lock that is ADA-compliant.
- Style and finish: Lever handle locks come in different finishes and styles, so choose one that matches your home's look and feel.
4. Smart Locks
For residential door locks, smart locks have become a modern and convenient solution. A smart lock uses electrical technology to lock and unlock the door and can be controlled by a smartphone app or voice assistant. Smart locks are more secure and convenient than standard locks and can be used on both interior and outdoor doors.
Types of Smart Locks
| Smart Lock Type | Description |
|---|---|
| Keyless Entry | Does not require a physical key, and uses a code or smartphone app to unlock the door. |
| Bluetooth | Uses Bluetooth technology to connect to your smartphone and unlock the door. |
| Wi-Fi | Connects to your home's Wi-Fi network and can be controlled remotely using a smartphone app. |
Advantages of Smart Locks
- Convenience: Smart locks allow you to lock and unlock your door remotely, which can be convenient for busy homeowners.
- Security: Smart locks offer a higher level of security than traditional locks and can be programmed to send alerts when someone enters or exits your home.
- Keyless Entry: Smart locks eliminate the need for physical keys, which can be lost or stolen.
Factors to Consider When Choosing a Smart Lock
- Compatibility: Make sure the smart lock is compatible with your home's Wi-Fi network and your smartphone.
- Power source: Consider the power source of the smart lock, whether it's battery-powered or hardwired.
- Features: Look for additional features such as voice control, remote access, and compatibility with other smart home devices.
5. Cam Locks
Cam locks are a type of lock found in cabinets, mailboxes, and drawers. Known as a quick and easy way to secure your belongings, cam locks are made up of a base with a cam and a key. The key is used to turn the cam, which is the metal element that rotates to lock or unlock the mechanism.
Types of Cam Locks
| Cam Lock Type | Description |
|---|---|
| Keyed Cam Lock | Requires a key to lock and unlock the mechanism. |
| Combination Cam Lock | Uses a combination of numbers or letters to lock and unlock the mechanism. |
| Thumb Turn Cam Lock | Uses a thumb turn to lock and unlock the mechanism. |
Advantages of Cam Locks
- Easy to Install: Cam locks are simple to install and require minimal tools.
- Versatile: Cam locks can be used on a variety of items such as cabinets, mailboxes, and drawers.
- Security: Cam locks offer a basic level of security for your belongings.
Factors to Consider When Choosing a Cam Lock
- Size: Make sure the cam lock you choose is the appropriate size for your item.
- Material: Consider the material of the lock and its resistance to tampering or damage.
- Keying options: Choose a cam lock with the keying option that best suits your needs, whether it's keyed alike or keyed differently.
6. Mortise Locks
Mortise locks are a type of lock typically found in older homes and businesses. They are more difficult to use than other lock types, but they give superior security. Mortise locks are made up of a lock body that fits into a pocket (or "mortise") in the door and a lock cylinder that fits into the lock body. The cylinder rotates a series of levers that operate the locking mechanism when the key is turned.
Types of Mortise Locks
| Mortise Lock Type | Description |
|---|---|
| Deadbolt Mortise Lock | Features a deadbolt that extends out of the lock body and into the door frame for added security. |
| Sash Mortise Lock | Features a sash that slides up and down to lock and unlock the door. |
| Latch Mortise Lock | Features a latch that is engaged when the door is closed and can be locked with a key. |
Advantages of Mortise Locks
- High Security: Mortise locks are more secure than other types of locks due to their complex locking mechanism and solid construction.
- Durable: Mortise locks are made from high-quality materials and are designed to last for many years.
- Aesthetically pleasing: Mortise locks are available in a variety of styles and finishes, making them a stylish addition to any home or building.
Factors to Consider When Choosing a Mortise Lock
- Backset: Make sure the mortise lock you choose has the correct backset measurement to fit your door.
- Handling: Determine whether your door is left-handed or right-handed to ensure the lock will function properly.
- Function: Decide on the function of the lock, such as a privacy lock or a keyed lock.
Which Type of Residential Door Lock is Right for Me?
The type of residential lock best fit for your needs will depend on your specific situation and preferences.
When choosing a lock, be sure to emphasize comparing the security, convenience, and aesthetics of each available option.
At Suncoast Locksmith, our friendly team can help homeowners choose the right door lock for their homes. We offer a wide selection of quality locks for the industry’s best brands and can provide a quick turnaround on installation. Contact us for fast service today.