Your home should be your sanctuary, a place where you feel completely safe. While you can’t control every risk, you can install barriers that protect your family from common dangers. A fire starting in a garage or utility room is a serious threat, but a fire door acts as a silent guardian, standing ready to contain the danger.
It’s not just a heavier door; it’s a complete system where the frame, seals, and hardware all work together to stop the spread of fire and smoke. Getting a professional residential fire door installation ensures this system will perform exactly as it should during an emergency. This guide will walk you through everything you need to know about this essential safety upgrade.
Key Takeaways
- A Fire Door is an Entire Safety System: For a fire door to work, every single component—the door, frame, hinges, seals, and hardware—must be fire-rated and installed as a complete, certified unit. You can’t mix and match parts.
- Professional Installation is Non-Negotiable: This is not a DIY project. The installation requires absolute precision with gaps and alignment to effectively block smoke and flames, making a certified professional essential for safety and compliance.
- Simple Maintenance Keeps It Ready to Protect: Your door needs regular checks to be effective. Periodically confirm it closes and latches completely on its own, keep the seals intact, and never block the doorway so it’s always prepared to do its job.
What Is a Fire Door and Why Does Your Home Need One?
When you think about home safety, your mind probably goes to smoke detectors and fire extinguishers. But one of the most important safety features is often overlooked: the fire door. It’s more than just a solid door; it’s an engineered safety system designed to slow the spread of fire and smoke, buying you and your family precious time to escape.
These doors are built to hold back a fire for a specific amount of time, usually between 20 and 90 minutes. This containment can be the difference between a small, manageable incident and a devastating loss, especially for those of us living in close quarters in Manhattan or Brooklyn. Proper door repair and installation ensures this silent guardian can do its job when it matters most.
The Basics: How Fire Doors Keep You Safe
At its core, a fire door’s job is to compartmentalize a fire. By sealing off an area, it effectively starves the fire of oxygen and stops it from spreading. But it’s not just about the flames. A fire door is also designed to block thick, toxic smoke, which is often the greatest danger during a fire.
This function is critical because it helps keep escape routes clear and breathable, giving everyone inside more time to get out safely. By containing the blaze, a fire door also protects your property and belongings, minimizing damage until help can arrive. It’s a fundamental part of a home’s passive fire protection system, working quietly in the background to keep you safe.
Understanding Fire Ratings for Your Home
Not all fire doors are created equal. They come with different fire ratings, which tell you how long the door can resist fire. You’ll see ratings like “20-minute,” “45-minute,” or “90-minute.” For most homes, a 20-minute rated door is standard, especially for the entrance from a garage. To be sure you’re getting a legitimate fire door, look for a label from a recognized testing agency like Underwriters Laboratories (UL).
This label confirms it has been tested and meets specific safety standards. Generally, doors with higher fire ratings cost more, so it’s important to choose the right one for your needs without overspending on unnecessary protection.
Where to Install Fire Doors
The most common and often legally required place for a fire door in a home is between an attached garage and the main living area. Garages are often used to store flammable materials like gasoline, paint, and propane tanks, making them a high-risk area for fires to start. Installing a fire-rated door here creates a vital barrier.
Some local codes now also emphasize the door’s role as a “fume barrier” to prevent carbon monoxide from entering the house. Other smart locations for fire doors include utility rooms with furnaces or water heaters. As part of a complete residential locksmith and safety plan, identifying these key areas is a great first step toward a safer home.
Staying Compliant: Legal Requirements for Fire Doors
When it comes to fire doors, getting the installation right isn’t just a suggestion—it’s a legal requirement. These doors are a critical part of your home’s safety system, and they need to meet specific standards to function correctly when you need them most. Navigating these rules can feel a bit overwhelming, but understanding the basics will help you ensure your home is both safe and up to code.
It’s about more than just avoiding fines; it’s about protecting your property and, more importantly, the people inside.
Think of compliance as a guarantee that your fire door will perform as promised. From the initial installation to the final inspection, every step is governed by regulations designed to maximize safety. A professional installer will be well-versed in these local and national codes, ensuring every component works together seamlessly. This is why a proper door repair and installation service is crucial for specialized doors like these. Let’s walk through what you need to know to stay compliant.
Understanding Building Codes and Standards
Building codes are essentially the rulebook for construction and safety, and fire doors have their own detailed chapter. These regulations, like the standards set by the National Fire Protection Association (NFPA), dictate exactly how a fire door must be installed and maintained. The goal is to create a solid barrier against smoke and flames. Even a tiny gap can compromise the door’s effectiveness, allowing hazards to seep through.
That’s why the codes are so specific about everything from the space between the door and the frame to the type of hardware used. Following these guidelines ensures your door will hold up under pressure.
Certifications and Tests to Look For
How do you know if a door is genuinely fire-rated? Look for the label. A legitimate fire door will have a permanent label from a recognized testing agency, like Underwriters Laboratories (UL). This label confirms the door has been tested and specifies its fire rating (e.g., 20, 45, or 90 minutes). It’s important to remember that it’s not just the door slab itself that gets certified.
The entire assembly—including the frame, hinges, latches, and seals—must be tested and approved to work together. When you’re shopping, make sure every component is part of a certified system.
Do You Need a Permit?
In most areas, including here in NYC, installing a new fire door requires a permit. This process ensures that the installation is reviewed and inspected by local authorities to confirm it meets all safety codes. Permit costs can vary, but you can generally expect to pay for the permit itself and a separate fee for the inspection.
While it might seem like an extra step, securing a permit is a crucial part of a compliant installation. It provides an official record that the work was done correctly and gives you peace of mind knowing your home’s security systems are up to standard.
Gathering Your Materials: What You’ll Need
Installing a fire door is a precise job where every single component plays a critical role in your safety. Unlike a standard interior door, you can’t just mix and match parts. A fire door is a complete system, and each piece—from the door itself to the smallest screw in the hinge—must be fire-rated and designed to work together. Using the wrong materials can completely undermine the door’s ability to protect you and your home during a fire.
Before you even think about installation, your first step is to gather the correct, certified materials. This isn’t the time for guesswork or substitutions. Getting this part right is essential for ensuring the door functions as intended when you need it most. Think of it as assembling a life-saving puzzle; every piece has to be the right one.
If you’re unsure about sourcing the correct components, professional door repair and installation services can ensure you have everything you need for a compliant setup.
Choosing the Right Door and Frame
The foundation of your fire door system is the door leaf and its frame. These two parts must be purchased as a compatible, fire-rated assembly. You can’t simply put a fire door into any old frame. The certification of a fire door is based on it being tested as a complete unit with a specific frame. A fire door requires all its components to meet the specifications listed on its certification label.
When selecting your door and frame, pay close attention to the fire rating (e.g., FD30 for 30 minutes of fire resistance) to ensure it meets your local building codes. The fit is also crucial. Fire doors must be installed correctly because even small gaps can let smoke and flames through, making the door useless in an emergency.
Selecting Certified Hardware and Seals
Every piece of hardware on a fire door must also be fire-rated. This includes hinges, latches, locks, and door closers. Using standard hardware is a common and dangerous mistake. Regular door handles or closers will fail under high heat, compromising the entire door system and rendering it unsafe. All parts of the door system—the door, frame, hinges, and seals—must be tested and approved to work together for the specific fire rating.
When you purchase your hardware, look for items that are explicitly marked as fire-rated and compatible with your door’s certification. This ensures that every component can withstand fire conditions for the required duration. Our residential locksmith team can help you select the right certified locks and hardware for your specific fire door.
A Closer Look at Intumescent Seals and Foam
Intumescent seals are a critical, non-negotiable part of a fire door assembly. These strips are fitted into grooves around the door frame or the door itself. When exposed to heat, they expand dramatically to seal the gap between the door and the frame, blocking smoke and flames from passing through. Some seals also include a “cold smoke” seal, which looks like a brush or fin, to stop smoke from spreading before the intumescent strip activates.
Similarly, any foam or caulk used to fill gaps between the door frame and the wall must be fire-rated. You should always use special fire-rated expanding foam and caulk. Regular products will simply melt or burn away in a fire, creating a path for flames and toxic smoke.
Prepping for Installation: Getting Started
Alright, you’ve chosen your fire door and have all the materials. Now comes the most critical part: the prep work. Taking your time here will save you a world of headaches later. A successful fire door installation is all about precision, and that starts long before you hang the door itself. Think of this as setting the foundation—if it’s not perfect, nothing else will be. Let’s walk through the essential steps to get your space ready.
Measure Twice, Install Once
You’ve heard the saying, and for fire doors, it’s the golden rule. You need to measure the door opening and the door itself with extreme precision, as small errors can cause big problems later and compromise the door’s fire-resistant seal. Grab a reliable tape measure and check the height and width of the rough opening in at least three different spots.
You’ll also need to measure the wall thickness to ensure you get the right jamb depth. If you’re feeling unsure, remember that a professional door repair and installation service handles these details every day.
How to Safely Remove Your Old Door
Before the new door can go in, the old one has to come out. Start by closing the door and using a hammer and a nail set or screwdriver to tap the hinge pins out from the bottom. Once the pins are out, carefully pull the door away from the frame. Doors are heavier than they look, so it’s always a good idea to have a helper.
If you’re replacing the frame too, it’s often much easier to buy a “prehung” door. This means the door comes already installed in its new frame, which can simplify the process significantly and ensure a perfect fit from the start.
Prepare the Door Opening
With the old door and frame out of the way, inspect the rough opening. Clear out any old insulation, nails, or debris. Check that the floor is level and the studs on either side are straight. This is where you’ll want to focus on getting the hinge side perfectly straight, or “plumb,” using shims. This step is crucial for how the door swings and seals against the frame.
Before you make anything permanent, do a quick “dry fit” by placing the new door and frame in the opening to see how it fits. This test run allows you to spot any issues and make adjustments before you start securing it in place.
Your Step-by-Step Fire Door Installation Guide
Installing a fire door is a project that demands precision. Unlike a standard interior door, every component—from the frame to the seals—plays a critical role in its life-saving function. Even the smallest mistake can compromise its ability to stop fire and smoke. If you’re ready to take on the challenge, this guide will walk you through the essential steps.
Remember, the goal isn’t just to hang a door; it’s to create a certified barrier that protects your home and family. For a job this important, professional door repair and installation is always the safest bet.
Step 1: Set the Fire-Rated Frame
Before you even think about the door itself, you need to install its fire-rated frame perfectly. This is the foundation of your entire installation. The frame must be set so it’s perfectly square, level, and plumb (perfectly vertical) in the wall opening. As experts from Enfield Doors note, “Fire doors must be installed correctly to work.
Even small gaps can let smoke and flames through, making the door useless.” Use a level on all sides of the frame to check your work, making adjustments with shims until it’s flawless. Secure the frame to the wall studs according to the manufacturer’s instructions, ensuring it’s solid and won’t shift.
Step 2: Hang and Align the Door
With the frame securely in place, it’s time to hang the door slab. Start by attaching the certified hinges to the door and then to the frame. This is where alignment becomes critical. According to the Great Valley Lockshop, you should “shim the hinge side first: Focus on getting the hinge side perfectly straight (plumb) using shims.” This ensures the door hangs correctly and swings smoothly without binding.
Once the hinge side is set, you can adjust the latch side to achieve a consistent, even gap—typically the width of a nickel—all the way around the door. This gap is essential for the intumescent seals to expand properly during a fire.
Step 3: Install Hardware and Seal Gaps
Now, install the rest of your fire-rated hardware, including the latch, handles, and closer. Each piece must be certified for use with your specific door. After the hardware is on, you’ll need to seal the space between the door frame and the wall. This isn’t a job for standard caulk.
As professionals advise, you must “always use special fire-rated expanding foam under the door and fire-rated caulk around the frame.” These materials are designed to withstand extreme heat and prevent smoke from passing through, a crucial step in creating a complete fire barrier. Proper hardware is a key part of any secure residential locksmith service.
Step 4: Test Your Installation
Your fire door is installed, but you’re not done yet. The final step is to thoroughly test its operation. A proper installation should be tested by opening and closing the door repeatedly “to make sure it swings smoothly, latches properly, and has even gaps around it.” The door should close and latch securely on its own from any open position, thanks to the automatic closer.
Check that the latch engages fully without needing to be forced. If the door sticks, swings too fast, or doesn’t latch every time, you’ll need to go back and adjust the hinges or frame. This final check ensures your door will perform as expected when you need it most.
Common Installation Hurdles and How to Clear Them
Installing a fire door is a bit different from hanging a standard interior door. The stakes are higher, and the process demands precision to ensure it performs as expected during an emergency. Even seasoned DIYers can run into a few common snags that can compromise the door’s safety features. Knowing what to look out for is the first step in getting the job done right.
From getting the alignment perfect to understanding why you can’t just trim the door to fit, let’s walk through the most common challenges and how to handle them.
Getting the Alignment and Gaps Just Right
Perfect alignment is non-negotiable. As one expert puts it, “Installing a fire door is a critical safety step, not just a regular home project. It needs to be done perfectly to meet safety rules and work correctly in an emergency.” This means the door must hang perfectly plumb in its frame, swinging smoothly without catching. More importantly, it must close completely on its own to form a tight seal.
Even a slight misalignment can create uneven gaps that let smoke and heat pass through, defeating the door’s purpose. This is where professional door repair and installation becomes invaluable, as experts have the tools and experience to ensure every measurement is exact.
What Not to Do: Avoiding Costly Mistakes
With fire doors, what you don’t do is just as important as what you do. A critical rule to remember is that “Fire doors cannot be cut, drilled into, or painted over their labels without losing their fire safety approval.” Unlike a standard wooden door, you can’t simply shave off an inch to make it fit. Doing so can expose the door’s core and void its fire rating.
Similarly, using non-certified hardware, like standard hinges or locks, can create weak points that fail under high heat. Always protect the certification label on the door’s edge—if it’s painted over or removed, an inspector can’t verify its rating, which could cause you to fail an inspection.
Why Gap Measurements Are Crucial
The small spaces around the door are one of the most critical aspects of a successful installation. The rules are strict for a reason: “The gaps around the door must be very small: no more than 1/8 inch at the top and sides, and no more than 3/4 inch at the bottom.
This stops smoke and flames from getting through.” Smoke inhalation is a leading danger in a fire, and these tiny, uniform gaps, combined with intumescent seals, are what keep it contained. Achieving this level of precision is challenging. It requires a perfectly square frame and careful adjustments. Getting these measurements right is a fundamental part of your home’s overall safety, something every residential locksmith professional takes seriously.
DIY vs. Pro: Should You Hire an Expert?
Tackling a home improvement project yourself can be incredibly rewarding. You get to learn a new skill, save some money, and feel a sense of pride in your work. But when it comes to installing a fire door, the stakes are significantly higher than hanging a picture frame. This isn’t just about aesthetics or basic function; it’s a critical component of your home’s safety plan.
A fire door is a highly engineered system where every piece—from the frame and hinges to the seals and the door itself—must work together perfectly to be effective.
While it might seem like just another door installation, the process is governed by strict regulations and requires a level of precision that most DIY projects don’t. The difference between a correctly installed fire door and one that’s even slightly off can be measured in minutes—minutes that are crucial for a safe escape during a fire.
Before you break out the toolbelt, it’s important to weigh the satisfaction of a DIY job against the peace of mind that comes with knowing your family is protected by a professionally installed, fully compliant fire door.
When to Call a Professional
Let’s be direct: installing a fire door is a job for a professional. While technically anyone can attempt the installation, it’s essential that the person doing the work truly understands the specific building codes and technical requirements. This isn’t just about making sure the door fits snugly in its frame. It involves precise measurements for gaps, correct installation of intumescent seals, and ensuring all hardware is fire-rated and properly fitted.
If you’re not completely confident in your ability to meet every single one of these standards, it’s time to call an expert. Professional door repair and installation services ensure the job is done right, protecting both your home and your loved ones.
The Perks of Hiring a Certified Installer
Hiring a certified installer gives you something invaluable: certainty. You can rest easy knowing your fire door will function exactly as it’s designed to in an emergency. Professionals have the training to ensure every component is installed according to the manufacturer’s specifications and local fire codes. They understand that even tiny gaps can render a fire door useless by allowing smoke and flames to pass through.
A certified installer guarantees that your door will provide its full fire-resistance rating. This not only ensures compliance but also integrates a key safety feature into your overall residential locksmith and security plan, giving you and your family total peace of mind.
The Risks of a DIY Installation
The dangers of an improper fire door installation are serious. A poorly fitted door might only hold back a fire for five or ten minutes, instead of the 30 or 60 minutes it was rated for. This drastic reduction in protection time can have devastating consequences, putting lives and property at severe risk.
A DIY mistake could also void the door’s certification, cause you to fail a home inspection, or even lead to issues with your insurance provider in the event of a fire. When you consider what’s at stake, the potential cost of a mistake far outweighs any savings from doing it yourself. In a fire, every second counts, and a professionally installed door is your best defense.
How to Find a Qualified Fire Door Installer
Installing a fire door isn’t like hanging a standard bedroom door; it’s a precise job where every detail matters for your safety. The person you hire needs to be more than just handy with tools—they need specific expertise in fire safety standards. Finding the right professional means you can rest easy knowing your door will function correctly when it matters most.
Think of it as vetting a specialist for a critical home safety feature. You want someone who understands the unique requirements of fire-rated materials, from the frame and hardware to the essential seals that stop smoke and flames. An improperly installed fire door can fail during an emergency, creating a false sense of security.
That’s why taking the time to find a qualified installer is one of the most important steps in the process. It ensures the job is done right, protecting your home and family from the ground up. This isn’t a corner to cut or a place to guess—it’s about getting it right the first time with someone who knows exactly what they’re doing.
What Certifications Matter
When you start looking for an installer, keep an eye out for third-party certifications. While not always a legal requirement for residential jobs, these credentials are a clear sign that an installer has specialized training in fire door installation and maintenance. A certification shows they’ve been trained to meet specific industry standards and are committed to staying current on safety protocols.
Think of it as a seal of approval that confirms their skills go beyond general carpentry. Hiring a certified professional gives you confidence that they understand the critical details, like proper gap measurements and hardware requirements, that make a fire door effective.
Key Questions to Ask Before You Hire
Before you commit to an installer, have a few key questions ready. This is your chance to gauge their expertise and ensure they’re the right fit for the job. Don’t hesitate to ask about their specific experience with fire doors.
You can ask, “What training do you have for installing fire-rated doors?” or “Can you describe the process you follow to ensure the installation meets safety codes?” A qualified professional will be able to answer confidently and clearly. Reputable companies offering professional door repair and installation services will welcome these questions and provide detailed, reassuring answers.
How to Check Credentials and References
Once an installer says they have the right qualifications, it’s smart to verify them. Ask to see proof of any certifications they mention. A true professional will have no problem sharing their credentials with you. Beyond that, ask for references from previous clients who had similar fire door installations. Speaking to a past customer can give you invaluable insight into the quality of their work, their professionalism, and their reliability.
A trustworthy company will have a list of happy clients ready, showing they stand behind their work and have a proven track record of success.
What’s the Cost? A Breakdown of Fire Door Installation Prices
Let’s talk numbers. Investing in a fire door is one of the most important safety upgrades you can make for your home, but it’s natural to wonder about the budget. The final cost depends on a few key things: the door itself, the hardware you choose, and whether you hire a professional for the installation.
While it might be tempting to cut corners, a fire door is only effective if it’s installed perfectly. A professional ensures every component, from the frame to the seals, is fitted correctly to meet safety standards.
Think of it as an investment in peace of mind. The total price tag covers not just a piece of hardware but a critical part of your home’s safety system. To give you a clearer picture, we can break down the costs into three main categories: the materials, the labor for professional installation, and any extra features that might influence the final price.
This way, you can plan your budget without any surprises and make an informed decision for your family’s security.
The Price of Materials
The fire door itself will be your primary material cost. On average, you can expect the door to cost between $400 and $900. The materials alone typically range from $300 to $600, depending on the type and fire rating. For example, a solid-core wood door will have a different price point than a steel door.
The door’s fire rating—how long it can resist fire, such as 20, 45, or 90 minutes—also plays a big role in the cost. A door with a higher rating generally requires more robust construction and materials, which is reflected in its price.
Factoring in Professional Labor
While you can buy the door yourself, the installation is a job best left to the pros. Professional installation ensures that the door, frame, and all hardware work together to create a proper seal against fire and smoke. Labor costs for a professional door installation typically run from $200 to $500 per door. Some installers may charge an hourly rate, which is usually between $40 and $90 per hour.
Paying for an expert isn’t just about convenience; it’s about ensuring the door will function as intended during an emergency. A certified installer has the right tools and knowledge to get the job done right.
What Influences the Final Cost?
Beyond the door and basic labor, several other factors can affect your total bill. The complexity of the installation, the door’s size, and its fire rating all play a part. Additionally, the hardware you choose needs to be fire-rated as well. Specialized hinges, locks, and automatic closers can add another $50 to $300 to your total.
If you want a fire door with a window, the fire-rated glass panel can increase the price by $200 to $600. These cost factors are important to consider when you’re getting quotes and planning your budget.
How to Maintain Your New Fire Door
Installing a fire door is a huge step toward protecting your home and family, but the job isn’t quite done. Like any critical safety feature, a fire door needs regular attention to ensure it works perfectly when you need it most. Proper maintenance keeps your door compliant with safety standards and gives you peace of mind. The good news is that a lot of this upkeep is simple and straightforward.
A few quick checks and minor adjustments can make all the difference. Think of it as a small investment of your time to protect a much larger investment: your home. By creating a simple maintenance routine, you can catch small issues before they become serious problems, ensuring your fire door is always ready to do its job.
This section will walk you through what to look for, what you can handle yourself, and when it’s time to call in a professional for a repair.
Your Inspection and Testing Checklist
Set a reminder to inspect your fire doors periodically—once or twice a year should do it. A consistent check-up helps you spot wear and tear before it compromises the door’s integrity. According to the NFPA 80 standard, which guides fire door safety, there are a few key things to look for.
Start by checking the door itself. Are there any cracks, holes, or breaks in the surface or the frame? Make sure the certification label is still visible and easy to read. Next, check the gaps around the door; the space between the door and the frame should be no more than 1/8 of an inch. Finally, test the hardware. The door should close and latch securely on its own every time.
Simple Maintenance You Can Do Yourself
Beyond your regular inspection, a few simple habits can keep your fire door in top shape. First, always keep the area around the door clear. Blocking a fire door with furniture, boxes, or even a doorstop can prevent it from closing during a fire, rendering it useless. It’s also a good idea to keep combustible materials away from the doorway.
Next, pay attention to the hardware. If you notice the door isn’t closing smoothly, the hinges might just need a little lubrication. Also, take a close look at the seals around the door. These intumescent strips are designed to expand with heat to block smoke, so you want to make sure they aren’t peeling, torn, or damaged. These small maintenance steps are easy to do and go a long way.
Warning Signs: When to Call for a Repair
While you can handle basic upkeep, some issues require a professional touch. If you notice any clear warning signs, it’s best to call for a repair right away to ensure your door remains a reliable safety feature. Does the door struggle to close or fail to latch completely? That’s a major red flag. Visible damage, like large cracks in the door or warping in the frame, also needs immediate attention.
Worn-out hardware or damaged seals are other indicators that it’s time to call an expert. A professional can assess the problem and perform the necessary door repair and installation to bring your fire door back up to code. Don’t delay these repairs—a malfunctioning fire door is a serious safety risk.
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Frequently Asked Questions
How can I tell if a door is a real fire door? The easiest way to check is to look for a certification label. A genuine fire door will have a metal or plastic tag attached to the edge of the door, usually on the hinge side.
This label confirms it has been tested by a recognized agency and will specify its fire rating, such as “20-minute” or “45-minute.” If there’s no label, you should assume it’s not a fire-rated door and won’t provide the necessary protection.
Can I just use a heavy, solid wood door instead? While a solid-core door is certainly more robust than a hollow one, it is not a substitute for a certified fire door. Fire doors are engineered systems designed to withstand intense heat and block smoke. They contain special materials and are tested as a complete assembly with a specific frame and hardware.
A standard solid door will burn through much faster and lacks the intumescent seals needed to stop toxic smoke.
Why is hiring a professional for installation so important? A fire door’s effectiveness depends entirely on a perfect installation. The gaps around the door must be precise, the frame must be perfectly square, and all hardware must be fire-rated and correctly fitted. An expert installer understands these strict requirements and has the tools to get it right.
A small mistake, like an uneven gap or the wrong type of screw, can cause the door to fail in an emergency, which is a risk not worth taking.
Is it okay to paint my fire door or add a peephole? You can paint a fire door, but you must be careful not to paint over the certification label, as this can make it unreadable for an inspector. When it comes to modifications, you should never drill into or alter the door by adding things like a non-rated peephole or pet door. Doing so can compromise its structural integrity and will void its fire rating, making it ineffective.
What’s the single biggest mistake people make with fire doors? The most common and dangerous mistake is treating it like a regular door. This includes propping it open, which completely defeats its purpose, or neglecting its maintenance. A fire door must be able to close and latch on its own to be effective.
Regularly checking that it closes smoothly and that the seals are intact is a simple step that ensures it will be ready to protect you when you need it most.
Need professional help in NYC? Contact Golden Key Locksmith NYC for Commercial Door Services or Metal Door Installation. Available 24/7 across Manhattan and all NYC boroughs.