Ultimate Guide to Securing Your French Doors: Locks, Deadbolts, and Door Sensors Explained

You’ve invested in beautiful French doors, haven’t you? They add an elegant touch to your home, but there’s a catch. French doors are often targeted by burglars due to their perceived vulnerability. But don’t worry, securing them isn’t as hard as you might think.

In this article, we’re going to guide you through some effective ways to bolster the security of your French doors. You’ll learn about various methods, from upgrading your locks to installing security bars. By the end of it, you’ll be able to enjoy your French doors without worrying about potential threats.

Remember, a secure home is a peaceful home. So, let’s get started on making your French doors as secure as possible.

Key Takeaways

  • Assessing vulnerabilities is the preliminary step to fortify the security of French doors. The glass panels and locks are the primary challenge points but can be upgraded and replaced for better safety.
  • Upgrading to high-security locks drastically increases the protection of French doors. ANSI Grade 1 locks, along with a combination of deadbolt and latch, maximize security and resist burglars’ efforts.
  • Installation of security bars, also known as “burglar bars”, provides an additional layer of protection. They are a visible deterrent to intruders, and various types are available in the market with different security features.
  • To complement physical barriers, consider installing door sensors that provide real-time alerts if someone attempts to breach the door. The sensors can be connected to smartphones or computers for remote monitoring, making them a proactive part of the home security.
  • While door sensors increase the overall security on French doors, they should not replace physical security measures. Instead, they should be an integral part of a comprehensive, multi-layered home security system.
  • Getting a professional installation for locks, security bars, and door sensors is highly recommended to ensure proper fitting and maximum security effectiveness.

Securing French doors is crucial due to their vulnerability to break-ins. Cultris Security discusses various security enhancements for French doors, including adding high-quality deadbolts and reinforcing the glass. For homeowners interested in integrating modern technology, Cove Smart explains the benefits of using door sensors along with traditional locks to enhance security. The comprehensive guide on Doors to Explore also highlights the importance of proper installation and maintenance

Assessing Vulnerabilities

To decimate the fear of a potential break-in and fortify your French doors, the first course of action is Assessing Vulnerabilities. Now, are French doors more vulnerable than other doors? Not necessarily. Remember, every entryway in your house carries its sets of vulnerabilities.

Like any large glass doors, the most apparent vulnerability of French doors lies in the glass panels. Intruders can tamper with these, potentially making an unwanted entry a tad easier. That’s not to mention the issues with locks. More often than not, French doors come pre-installed with relatively inferior locks that may not offer the best protection against forceful entry.

So, what can you do about these vulnerabilities? Your Concerns are valid and have solutions.

Start with a close inspection of your doors. Evaluate the strength of the glass panels. Are they single-pane windows? If so, they’re quite easy to shatter. Consider replacing them with double glazed glass. These types of glass not only reduces potential points of attack but also adds extra insulation, keeping your home comfortable and secure at all times.

Pay equal attention to the material and quality of your doors. Typically, French doors come in wood, UPVC, or aluminum. Wooden doors can be prone to damage over time due to exposure to weather conditions, reducing their overall strength. On the other hand, UPVC and aluminum are generally more sturdy and long-lasting.

For your locks, check the lock’s ability to withstand forced entry. If they seem less sturdy or easily tampered with, upgrading to high-security locks should be on your safety radar.

For many, French doors’ vulnerability to security is often a cause for concern. But by understanding these vulnerabilities and taking the necessary steps, you can significantly enhance the security of your French doors. Recognizing the areas of weakness is your first crucial step towards a safer and tranquil home. The elegance of French doors need not be clouded by the fear of security threats. Thats a concern that you can effectively manage, starting today.

Upgrading Locks

Locks are the backbone of your door’s security system. Improving them is crucial in maintaining the integrity and safety of your French doors.

You might be thinking, “My door already has a lock, isn’t that enough?” It’s not always the case. Standard locks installed in most doors aren’t designed to withstand extreme force or sophisticated lock-picking methods.

Believe it or not, upgrading to high-security locks drastically improves the protection of your French doors. These locks are made of high-grade, durable materials intent on resisting various forms of forced entry. They’re equipped with complex pin designs and unique keyways that deter lock picking and bump keys.

When upgrading, look for locks with an ANSI Grade 1 certification, a standard that indicates the lock’s strength and durability against break-ins. Here’s how the grading system works:

ANSI GradeDescription
Grade 1Commercial grade, highest security
Grade 2Residential grade, intermediate security
Grade 3Basic security

A combination of a deadbolt and latch provides your doors with a double layer of security. The deadbolt boasts a strong, unique locking mechanism that’s difficult for burglars to bypass while the latch offers added protection when the French doors are closed.

Upgrading locks also involves investing in strike plates, an often-overlooked component that adds an extra layer of security. Heavy-duty strike plates make it harder for intruders to kick in your doors, enhancing the overall effectiveness of your locks.

One more thing to consider when you’re upgrading: get professional installation. It’s not only about buying high-grade locks, it’s about fitting them properly to maximize their potential. Don’t be penny wise and pound foolish when it comes to your security. A professional locksmith has the knowledge, the tools, and the experience to ensure your upgraded locks are installed correctly and function flawlessly.

Installing Security Bars

After you’ve upgraded the locks on your French doors, it’s time to consider another layer of protection: security bars. Also known as “burglar bars”, these add an additional obstacle for potential intruders and dramatically increase your home’s resilience to forced entries.

Security bars are additional pieces of hardware that are installed on the door’s interior or exterior. They could either be fixed or removable and can greatly deter intruders due to their obvious physical barrier. It’s crucial you install a high-quality product.

You’ll find a variety of items on the market, with features ranging from simple grilles to smart systems. Simple grilles, as the name implies, are metal bars that cover the glass and prevent unwanted entries. Although they might not look appealing, they can add a considerable layer of security to your home.

Apart from the traditional grilles, there are advanced systems available with smart technology. For instance, some products come with alarm systems that can notify a security team if an unwanted entry is detected. Others may have the ability to sense motion or vibration which can notify you instantly even before a break-in attempt takes place.

Though some homeowners may prefer to embark on a DIY journey, it’s widely recommended to hire professionals to install security bars. Professional installation ensures that the hardware is correctly fitted and provides the highest possible level of security.

Remember: a well-secured door can deter the most determined burglars. The extra time and effort to reinforce your French doors with security bars will be worth every penny. As you continue to enhance the security of your home, make sure to also consider the potential of fortified glass, something we’ll delve into in the next section.

Utilizing Door Sensors

Beyond physical barriers such as high-security locks, deadbolts, latches, strike plates, and burglar bars, door sensors add an additional layer of French door security. Harnessing the power of technology, these devices could dramatically boost your home security solution.

Door sensors typically come in two parts: one part attaches to the door and the other to the door frame. When your door is securely shut, the two parts of a sensor meet, creating a security circuit. An alarm will sound if the circuit breaks – that is, when someone opens the door unexpectedly.

It’s important to note that door sensors don’t physically prevent your door from opening. Instead, they alert you or a security company when someone breaches your door. Thus, door sensors are a proactive security feature, providing you with real-time information about your home’s safety.

The benefits of such an “early warning system” are numerous:

  • Detection and deterrence of potential burglars.
  • Notification to security services or police.
  • Remote monitoring of your home’s security – many modern door sensors can connect to smartphones or computers.
  • Remarks for pet owners – you can ensure that your pets don’t escape.

There’s quite a range of door sensors available on the market, each with different features. Some are part of wider home security systems, while others are standalone devices. You’ll find basic models that produce a sound when triggered, along with advanced versions offering smartphone connectivity and integration into comprehensive security systems.

Potential features of more advanced door sensors include:

  • Remote access and control
  • Notifications when the door is opened or closed
  • Integration with other security devices
  • Battery and power failure alerts
  • Tampering alerts

Before purchasing, carefully consider which features will best meet your needs. A professional installation is recommended for optimal performance and security.

Remember, while a door sensor is a potent addition to your French door security solution, it should not replace physical security enhancements. Rather, consider it as a valuable component of a comprehensive, multi-layered home security strategy.


Securing your French doors is crucial and you’ve got a variety of options to choose from. High-security locks, deadbolts, latches, strike plates, and burglar bars are all solid choices, but don’t overlook the power of technology. Door sensors are an excellent addition, offering benefits from burglary detection to remote monitoring. They can even prevent your pet from making a sneaky escape! Remember, while these high-tech sensors are incredibly useful, they’re most effective when used in conjunction with physical security measures. So, don’t rely solely on them. Make your French doors a formidable barrier to any would-be intruder. After all, your home’s security is worth every effort.

What does the article emphasize on regarding French door security?

The article highlights the need to improve French door security through measures like high-security locks, deadbolts, latches, strike plates, burglar bars, and the recent addition: door sensors.

How do door sensors enhance door security?

Door sensors create a security circuit and set off an alarm when the door is unexpectedly opened. They help in detecting and deterring burglars, alerting security services, remote monitoring, and preventing the possibility of pet escape.

What are the advanced features available in door sensors?

Advanced door sensors offer remote access, integration with existing security systems, and alerts for any tampering activities. These features significantly enhance the utility and effectiveness of door sensors.

Should door sensors replace physical security enhancements?

No, door sensors should not replace physical security enhancements. Although they offer notable benefits, they should be used to complement and not replace other physical security measures such as locks, deadbolts, and strike plates.