Common Mistakes When Laying Laminate Flooring
Hi there, I’m here to talk about some common mistakes that people make when laying laminate flooring. As an expert in laminate flooring installation, I’ve seen a lot of DIY enthusiasts and even professional installers make these mistakes time and time again.

While laminate flooring is a great option for homeowners who want the look of hardwood without the high price tag, it’s important to approach the installation process with care and attention to detail. One of the most common mistakes people make is not properly preparing their subfloor before installing the laminate planks. This can lead to squeaks, unevenness, and even damage to the floor over time.
Another mistake is not leaving enough space around the edges of the room for expansion and contraction of the planks due to changes in temperature and humidity. These are just a few examples of what can go wrong if you’re not careful during installation – but fear not! With a little bit of knowledge, you can avoid these pitfalls and enjoy beautiful new floors that will last for years to come.
Importance of Subfloor Preparation
Leveling the subfloor is absolutely essential for the success of a laminate flooring installation. It’s easy to overlook, but even the slightest imperfection can cause issues down the line.
Checking subfloor moisture is also key; if it’s too high, it can lead to damage and even mold. That’s why I always double check moisture levels before I start laying the laminate.
Leveling The Subfloor

As an expert in laminate flooring installation, I cannot stress enough the importance of leveling the subfloor. One of the most common mistakes people make when laying laminate flooring is ignoring an uneven flooring surface. This can result in a poor appearance, uneven wear and tear, and even structural damage to your floor.
To avoid this problem, you need to ensure that your subfloor is level before installation. If you have a sub-standard underlay or an irregular surface, it’s important to apply a self-leveling compound.
This compound will help fill gaps and level out any bumps or dips in the subfloor, creating a smooth and flat surface for the laminate planks to lay on. Remember that failing to properly prepare your subfloor can affect the overall quality of your laminate flooring.
It’s always better to spend time making sure that everything is level before installation than having to deal with costly repairs later on. So take some time to inspect your subfloor and make sure it’s level before starting your project.
Checking Subfloor Moisture
Now that we’ve talked about the importance of leveling your subfloor, let’s move on to another crucial step in the installation process: checking subfloor moisture.
Moisture protection is essential when it comes to laminate flooring, especially for concrete floors or areas with high humidity levels.
Before laying down any planks, it’s important to make sure that your subfloor is dry and free from excess moisture. Any moisture trapped beneath the surface can lead to mold growth, warping, and even compromise the structural integrity of your floors.
To ensure that your subfloor is adequately protected, you may need to use a moisture barrier or sealant. These products help prevent moisture from seeping up through the concrete and into your flooring while also keeping humid air out.
By taking these extra precautions, you can rest easy knowing that your laminate flooring will last for years to come without any issues caused by excess moisture.
Checking Moisture Levels In The Room
- Before laying laminate flooring, it’s important to test the room for moisture levels.
- To do this, I’d recommend checking the subfloor with a moisture meter.
- If the levels are too high, you’ll need to take steps to reduce the humidity.
- If the readings are too low, you’ll need to consider other flooring solutions.
- Knowing the humidity levels in the room is key for ensuring your laminate flooring will last.
- Always use a trusted moisture meter when checking the room for the best results.
Testing The Room
Are you planning to install laminate flooring in your home? Before getting started, it’s important to test the room first. As an expert in laminate flooring installation, let me tell you why this step is crucial.
Testing the room for moisture levels will help prevent any damage to your new floors and ensure their longevity.
Moisture protection is a key aspect of the installation process. You don’t want your laminate flooring to warp or buckle due to excess moisture in the room. That’s why it’s important to check the humidity level of the space before starting the project. There are various types of moisture meters available that can measure this accurately.
Common mistakes people make are ignoring this step or assuming that their room is dry enough for installation.
Different types of laminate flooring have different requirements when it comes to moisture protection. Some may require a separate underlayment or vapor barrier, while others may already have these built-in features. Knowing which type of flooring you have and what measures you need to take will help ensure a successful installation.
So, don’t skip on testing the room before installing your new floors!
Checking The Subfloor
Now that you’ve tested the room for moisture levels, it’s time to move on to the next step: checking the subfloor. The subfloor is the layer beneath your laminate flooring and it plays a crucial role in ensuring a smooth and stable installation process.
As an expert in laminate flooring installation, I cannot stress enough how important it is to check your subfloor before laying any new floors. One of the most common issues with subfloors is unevenness. An uneven subfloor can cause visible defects and even lead to premature wear and tear of your laminate flooring. It’s important to take care of any unevenness before starting the installation process. This can be done by filling in low spots with self-leveling compound or sanding down high spots.
Another thing to look out for when checking your subfloor is any visible defects such as cracks or holes. These need to be repaired before installing your laminate flooring as they can also cause damage over time. By addressing these issues early on, you’ll ensure a smoother installation process and prevent any potential problems down the line.
In summary, checking your subfloor is another crucial step in ensuring that your laminate flooring lasts for years to come. By taking care of any unevenness or visible defects beforehand, you’ll not only have a more aesthetically pleasing result but also prevent any future damage from occurring.
Humidity Levels
Now that we’ve covered checking the subfloor, it’s time to move on to another essential layer in proper laminate flooring installation: humidity levels.
Humidity levels can greatly affect the performance of your laminate flooring, and it’s crucial to ensure that moisture levels are within a healthy range before starting any installation.
As an expert in laminate flooring installation, I cannot stress enough how costly mistakes due to high humidity levels can be.
It’s important to take this step seriously to avoid any potential damage or problems down the line.
High humidity levels can cause your laminate flooring to warp or buckle over time, which can lead to costly repairs or even replacement.
On the other hand, low humidity levels can cause your laminate flooring to shrink or crack.
This is why it’s important to check the humidity levels in the room where you’ll be installing your new floors.
A simple way of doing this is by using a hygrometer, which measures the amount of moisture in the air.
If you find that humidity levels are too high or too low, there are ways of addressing this issue before starting the installation process.
For example, if humidity levels are too high, a dehumidifier can be used to reduce moisture in the air.
If humidity levels are too low, a humidifier can be used to add moisture back into the air.
By taking these steps early on and ensuring that humidity levels are within a healthy range, you’ll avoid any potential problems and ensure proper installation of your new laminate flooring.
Letting Laminate Flooring Acclimatize
Acclimatizing your laminate flooring is essential; it helps to prevent warping, cuping, and buckling.
Ideally, you should leave the laminate flooring in the room where it’s being installed for at least 48 hours before the installation process begins.
Failure to do this can result in costly repairs down the line.
Remember, the longer you let your laminate flooring acclimatize, the better!
Importance Of Acclimatization
If you’re planning on installing laminate flooring, one of the most important things to remember is to let it acclimatize before installation.
This is a crucial step that many people overlook, resulting in mistakes and problems during the installation process.
As an expert in laminate flooring installation, I cannot stress enough the importance of this step.
Acclimatization refers to the process of allowing your laminate flooring to adjust to the temperature and humidity levels of your home before installation.
This is because laminate flooring is made up of several layers, including a core made from fiberboard and a top layer that resembles hardwood floors.
These layers can expand or contract depending on their environment, which can cause problems if they are not properly acclimatized beforehand.
One common mistake that people make when installing laminate flooring is skipping the acclimatization process altogether.
This can lead to buckling or warping as the planks react to changes in temperature and humidity after installation.
To avoid these issues, be sure to let your laminate flooring sit in its packaging for at least 48 hours before opening and installing it.
By giving it time to adjust, you’ll save yourself time and money in repairs down the road.
Length Of Acclimatization
Now that we’ve discussed the importance of letting laminate flooring acclimatize before installation, let’s dive deeper into one crucial aspect of this process: the length of time required for acclimatization.
As a laminate flooring installation expert, I recommend allowing your flooring to sit in its packaging for at least 48 hours before opening and installing it.
This will give it ample time to adjust to the temperature and humidity levels of your home, which varies based on the climate and season.
It’s important to note that modern laminate flooring options have a shorter acclimatization period compared to older versions. However, it’s still essential to follow the correct pattern of allowing them to adapt before installation.
By giving your laminate flooring enough time to acclimate, you’ll ensure a smooth and problem-free installation process.
Using Proper Underlayment
When it comes to laying laminate flooring, the most important step is choosing the right type of underlayment.
You need to make sure the underlayment you select is compatible with the flooring you’re installing.
And you have to make sure it’s installed correctly, or else your flooring won’t have proper cushion and soundproofing.
That’s why it’s important to understand the different types of underlayment and follow the manufacturer’s instructions when installing it.
Choosing The Right Type
Picture a homeowner, excited to lay down their new laminate flooring, but they made the mistake of choosing the wrong type.
One common mistake is failing to consider the type of floor they have. For instance, concrete floors require a different underlayment than wooden subfloors. If you’re not sure what type of underlayment is best for your situation, consult with an expert or research online.
Another mistake is not properly researching the types of laminate flooring available. There are many options on the market, each with its unique features and benefits. Some are water-resistant, while others are better suited for high-traffic areas. By understanding what you need from your flooring and selecting the appropriate type, you’ll avoid costly mistakes in the long run.
Lastly, people often overlook using proper tools during installation. A rubber mallet helps lock each plank into place without damaging it. Also, don’t forget to clean your floors before installing any underlayment or laminate planks. Use a steam cleaner to remove any debris that could cause unevenness in your flooring’s texture or create bumps that could damage it over time.
Remember, laying laminate flooring may seem like an easy task at first glance, but there are many mistakes one can make during the process. By choosing the right type of underlayment and laminate flooring for your needs and using proper tools during installation, you’ll ensure a job well done!
Installing Correctly
Now that we’ve discussed the importance of using proper underlayment, let’s move on to the next crucial step: installing your laminate flooring correctly. This is where many homeowners make mistakes that can lead to costly repairs or replacement down the line. As an expert in laminate flooring installation, I cannot stress enough how vital it is to follow the correct procedures during this process.
Firstly, be sure to acclimate your flooring before installation. Laminate planks need time to adjust to the temperature and humidity of their environment, or they may shrink or expand after being installed. Allow them to sit in the room where they’ll be installed for at least 48 hours before beginning.
Next, take care when cutting and laying your planks. Measure twice, cut once! Make sure each plank fits snugly against its neighbor without gaps or overlaps. Also, stagger your seams for a more natural-looking floor pattern and stronger joints. Finally, use spacers between the planks and walls to allow for expansion and contraction due to changes in temperature and humidity.
Lastly, don’t forget about finishing touches like baseboards and transitions between rooms. These elements provide a polished look while also hiding any gaps or imperfections around the edges of your flooring.
Follow these guidelines for installing your laminate flooring correctly, and you’ll enjoy a beautiful floor that lasts for years to come!
Leaving Space For Expansion
Leaving gaps is an essential part of laying laminate flooring, as it allows for expansion and contraction due to changes in humidity.
Expansion joints should also be left between the laminate flooring and the walls, to prevent buckling.
Don’t forget to undercut door frames, as this will provide extra space for expansion and contraction too. Not doing this can cause the laminate flooring to buckle and warp.
It’s important to leave a few millimeters of space for expansion when laying laminate flooring, otherwise it can cause major problems.
I always recommend leaving a gap of at least 10mm around the perimeter of the room.
It’s also important to leave gaps between the planks where they meet, as this will allow for proper expansion.
Leaving Gaps
One of the most common mistakes people make when laying laminate flooring is leaving gaps. It’s important to remember that laminate flooring needs space for expansion and contraction, especially with changes in temperature and humidity. Without adequate spacing, your flooring can buckle or warp, leading to costly repairs down the line.
As an expert in laminate flooring installation, I cannot stress enough the importance of leaving space for gaps. The general rule of thumb is to leave a quarter inch gap around the edges of your room, including doorways and transitions between different rooms or surfaces. You can use spacers to ensure you have the right amount of space before installing your flooring.
If you’re unsure about how much space to leave or are worried about gaps ruining the look of your new floors, don’t hesitate to consult with a professional. They can help you determine the best approach for your specific situation and ensure that your floors are installed correctly from start to finish.
Remember, taking the time to do it right now will save you headaches (and money) later on.
Expansion Joints
Now that we’ve discussed the importance of leaving space for expansion when laying laminate flooring, let’s talk about another aspect that is often overlooked – expansion joints.
Expansion joints are simply gaps left in the floor at regular intervals to allow for further expansion and contraction. These joints are especially important for larger rooms or areas with significant temperature or humidity changes.
Without expansion joints, your laminate flooring may buckle or warp over time, leading to costly repairs. The general rule of thumb is to include an expansion joint every 30 feet in both length and width. However, it’s essential to consult with a professional who can help you determine the best placement for your specific situation.
When installing expansion joints, it’s crucial to ensure they are properly filled with a flexible sealant that will allow the floor to move while still maintaining a tight fit. Skipping this step can lead to debris buildup and potentially damage the integrity of your floors.
By including proper expansion joints during installation, you’ll ensure your laminate flooring stays beautiful and functional for years to come.
Undercutting Doors
Now that we’ve covered the importance of leaving space for expansion and incorporating expansion joints in laminate flooring installation, it’s time to talk about another crucial aspect – undercutting doors.
When installing laminate flooring, it’s essential to ensure that the new flooring will fit seamlessly under any existing doors or door frames. Failing to do so can result in an unsightly gap or require costly repairs down the line.
To prevent this issue, professional installers often use a saw or jamb saw to cut away a small portion of the door frame bottom or door bottom. This process is known as undercutting and allows the laminate flooring to slide underneath without compromising the integrity of the door or frame.
Proper undercutting ensures that your floor looks polished and complete while also allowing for proper expansion and contraction.
When cutting away at door frames or bottoms, it’s crucial to take precise measurements and use caution during the cutting process. A small mistake can lead to uneven floors, gaps, or even damage to the door itself. If you’re unsure about how to properly undercut doors, it’s best to consult with a professional installer who has experience with this technique.
By taking all these factors into account – leaving space for gaps, including expansion joints, and properly undercutting doors – you’ll ensure a seamless and long-lasting installation of your laminate flooring.
Adhering to Manufacturer Instructions
Avoid common laminate flooring mistakes, such as neglecting expansion gaps, improper underlayment, and incorrect materials, by following manufacturer instructions. This ensures a professional appearance, sound reduction, insulation, and prevents issues like gaps and buckling.
Not Allowing For Expansion
One of the most common mistakes when laying laminate flooring is not allowing for expansion. This is a vital step that must be followed to prevent any future problems with your floor.
As an expert in laminate flooring installation, I cannot stress enough how important this step is.
When installing laminate flooring, you must allow for an expansion gap by leaving a small gap around the edges of the room. This gap should be at least ¼ inch wide and can be covered with baseboards or quarter-round molding.
Failure to leave this expansion gap can cause your floor to buckle or warp due to changes in temperature and humidity.
To avoid this mistake, always follow the manufacturer’s instructions carefully. They will provide you with information on how much space to leave for the expansion gap based on the type of flooring you are installing and the size of the room. By following these guidelines, you can ensure that your floor will remain stable and beautiful for years to come.
Not Using Underlayment
Another common mistake that people make when installing laminate flooring is not using underlayment. Underlayment is a thin layer of material that is placed between the subfloor and the laminate flooring. It serves as a cushion and helps to absorb sound, as well as provide additional support for your floor.
Many people assume that they can skip this step to save time or money, but doing so can lead to problems down the line. Without underlayment, your floor may feel hollow or unstable, and it may be more susceptible to damage from moisture or impacts.
To avoid this mistake, always follow the manufacturer’s instructions regarding underlayment. They will specify the type of underlayment you need based on the type of flooring you are installing and the conditions in your room.
By using the recommended underlayment, you can ensure that your floor will be durable, comfortable, and long-lasting.
In addition to following these guidelines for underlayment, it’s also important to take other steps to prepare your subfloor before installation. This includes making sure that it’s clean and level, removing any debris or old flooring materials, and repairing any cracks or holes.
By taking these extra precautions and following all of the manufacturer’s instructions carefully, you can ensure a successful installation and a beautiful new floor for your home.
Using Incorrect Materials
Now that we’ve covered the importance of using underlayment when installing laminate flooring, let’s move on to another common mistake: using incorrect materials.
It’s essential to follow the manufacturer’s instructions not only for underlayment but also for all other materials involved in the installation process.
Using the wrong type of adhesive, nails, or even tools can lead to a variety of problems.
For example, if you use an adhesive that is not recommended by the manufacturer, your floor may not adhere properly and could come loose over time.
Similarly, using the wrong type of nails or screws can cause damage to your subfloor or create an uneven surface.
To avoid these issues, always read and follow the manufacturer’s instructions carefully.
They will provide you with a list of recommended materials and tools that are specifically designed for use with their product.
By using these items, you can ensure that your installation goes smoothly and that your floor will be durable and long-lasting.
In addition to following these guidelines, it’s also important to take note of any warnings or precautions listed by the manufacturer.
These may include things like avoiding certain types of cleaners or chemicals that could damage your floor.
By taking all necessary precautions and following all instructions carefully, you can ensure a successful installation and a beautiful new floor for your home.
Sealing Laminate Flooring Properly
To seal laminate flooring effectively, apply an even layer of sealant and ensure good ventilation. Common mistakes include uneven or insufficient sealant application. If uncertain, consider hiring a professional for optimal results and long-term savings.
Applying Sealant
You’re almost done with your laminate flooring installation, but don’t celebrate just yet! Applying sealant is a crucial step that many people tend to overlook or rush through.
As an expert in laminate flooring installation, I can tell you that sealing your new floors properly will save you a lot of trouble down the road.
First and foremost, make sure your floors are completely clean and dry before applying any sealant. Any leftover debris or moisture can compromise the effectiveness of the sealant.
Additionally, be sure to use a high-quality sealant specifically designed for laminate flooring. Don’t try to cut corners by using a generic product, as it may not adhere properly or provide sufficient protection.
Finally, be patient and apply the sealant carefully and evenly. Take your time to ensure every inch of your floors is covered, especially around edges and in corners. Remember that it’s better to do it right the first time than have to fix mistakes later on.
Trust me when I say that taking the extra time to properly seal your laminate flooring will pay off in the long run!
Proper Ventilation
Now that you know the importance of properly sealing your laminate flooring, let’s discuss another crucial aspect of the process – proper ventilation.
Ventilation is essential during and after sealing to ensure that the sealant dries evenly and effectively. Without proper ventilation, your floors may develop a tacky or uneven finish, which can be difficult to fix.
Before applying sealant, make sure the room is well-ventilated by opening windows and doors or using a fan. This will help to circulate fresh air and prevent fumes from building up in the room. Additionally, be sure to wear a respirator mask to protect yourself from any harmful chemicals in the sealant.
After applying sealant, continue to keep the room well-ventilated for at least 24 hours. Avoid walking on or placing anything on your floors until they are completely dry.
Proper ventilation will not only ensure a beautiful finish but also keep you safe during the installation process.
Maintaining Laminate Flooring After Installation
To keep your laminate flooring looking its best and prolong its lifespan, proper maintenance after installation is essential. Here are some tips for maintaining your laminate flooring:
Cleaning
Are you tired of seeing your laminate flooring looking dull and dirty? Don’t worry, you’re not alone. One of the most common mistakes people make after installing laminate flooring is not properly cleaning it. As an expert in laminate flooring installation, I can tell you that neglecting to clean your floors regularly will result in a buildup of dirt and grime that can be difficult to remove.
To avoid damaging your laminate flooring, it’s important to use the right cleaning products and techniques. Many people make the mistake of using harsh chemicals or abrasive materials that can scratch or discolor their floors. Instead, opt for a mild detergent mixed with warm water and a soft mop or microfiber cloth.
Avoid using steam cleaners as they can cause warping or buckling in your laminate flooring.
Regular maintenance is key when it comes to keeping your laminate flooring looking its best. Make sure to sweep or vacuum your floors at least once a week to prevent dirt from accumulating on the surface. Additionally, wipe up any spills immediately with a damp cloth to prevent stains from setting in.
By following these simple steps, you can keep your laminate flooring looking beautiful for years to come without making the common mistake of improper cleaning techniques.
Polishing
Now that we’ve discussed the importance of regular cleaning, let’s talk about another aspect of maintaining your laminate flooring: polishing. While not necessary for every day or even weekly maintenance, polishing is a great way to keep your floors looking shiny and new.
First and foremost, it’s important to choose the right product for your laminate flooring. Avoid using wax or oil-based polishes as they can leave a residue on the surface of your floors. Instead, opt for a water-based polish specifically designed for laminate flooring.
When applying the polish, make sure to follow the manufacturer’s instructions carefully. Typically, you’ll want to apply a thin layer of polish in small sections at a time. Use a microfiber cloth or mop to spread the polish evenly across the surface of your floors.
After applying the polish, allow it to dry completely before walking on your floors again. This may take anywhere from 30 minutes to an hour depending on the product you choose.
Once dry, you can enjoy beautifully polished laminate flooring that looks brand new.
In conclusion, while regular cleaning is important for maintaining your laminate flooring after installation, adding polishing into your routine can help keep your floors looking their best. Just remember to choose the right product and follow instructions carefully for best results.
Sealing
Now that we’ve covered the importance of regular cleaning and polishing for maintaining your laminate flooring after installation, let’s move on to another crucial aspect: sealing.
Sealing your laminate floors can help protect them from damage caused by moisture, spills, and scratches. It’s especially important in areas of your home that experience high traffic or moisture, such as kitchens or bathrooms.
Before sealing your floors, make sure they’re thoroughly cleaned and dry. You don’t want any dirt or debris trapped under the sealant. Next, choose a quality sealant designed specifically for use on laminate flooring. Avoid using products not recommended for this type of flooring as they can cause damage or discoloration.
When applying the sealant, work in small sections at a time to ensure even coverage. Use a clean microfiber mop or cloth to apply the sealant in a thin layer. Allow each section to dry completely before moving on to the next one. Once you’ve covered all of your floors with sealant, allow them to dry completely before walking on them again.
In conclusion, while proper cleaning and polishing are important for maintaining your laminate flooring after installation, adding sealing into your routine can provide an extra layer of protection against damage and wear over time. Follow these steps carefully to ensure that your floors stay looking their best for years to come.
Overall, it may be said
As an expert in laminate flooring installation, I cannot emphasize enough the importance of avoiding common mistakes when laying laminate flooring.
These mistakes include not properly cleaning and maintaining the flooring after installation, attempting to install it in high-moisture areas without proper precautions, failing to remove old flooring before installation, and neglecting to use a wooden subfloor.
To ensure the longevity and durability of your laminate flooring, it is crucial to invest in the necessary tools and equipment for installation and follow proper techniques. By doing so, you can enjoy a beautiful and functional floor that will last for years to come.
So, take the time to do it right the first time and avoid these common mistakes for a successful laminate flooring installation!