
What should I do before installing laminate flooring?
- Remove the existing flooring, baseboards and moulding.
- Check that the subfloor is solid, flat and clean. ...
- If you are installing the flooring below grade or in a room with high humidity or moisture, such as a basement, lay down a vapor barrier before you install the ...
- Lay out the unopened boxes of laminate planks in the room. ...
What do you need to know before installing laminate flooring?
Laminate floor systems do not function well on uneven surfaces. Before starting any flooring work, inspect the subfloor. Crawl around with a straightedge to find any areas that are more than 1/8-inch high or low. Subfloor seams are the usual suspects.
What supplies do I need to install laminate flooring?
These supplies could include:
- Glue / Sealant (recommended for kitchens, baths, laundry and water prone areas.)
- A 6 mil non-recycled (100% virgin) resin polyethylene film (no necessary if you have vapor barrier in your underlayment. ...
- Sound Underlayment (depending on building codes and noise needs)
Do I need to acclimate my laminate floors?
Never install your new laminate floor as soon as the cartons arrive at your home. Any new laminate floor product, including Swiss Krono, needs to sit in your house for at least 48 hours in the room it will be installed in order to acclimate or to become accustomed to a new climate or conditions.

Can you put laminate flooring down without underlayment?
Underlayment is not optional. If your laminate planks don't have it already attached, we recommend that you buy rolls of underlayment on which to install your laminate floor.
How do I know if I need underlayment for laminate flooring?
When Should You Install Underlayment?When you install any laminate flooring that will be floating over the subfloor.Your subfloor has minor imperfections.When you need sound absorption.When you need moisture protection when installing over a cement sub-floor.
Why do you have to use underlayment with laminate flooring?
The underlayment helps the laminate planks lay smoother, connect better, and for the flooring to feel slightly softer underfoot. Underlayment is either pre-attached to the bottom of the laminate flooring by the manufacturer or it is installed separately by the user.
Do you have to use underlayment for flooring?
Flooring underlayment is not always necessary, primarily when you are using a flooring that has its own underlayment padding such as . But underlayment can help with a wide variety of issues, such as sound control in a cement floor application or cold floors in a basement for example.
Does laminate flooring with attached padding still need underlayment?
Do I need underlayment if my laminate flooring hasattached pad? The purpose of attached pad is to eliminate the need for underlayment. So no, you don't need underlayment for laminate with attached pad.
Does waterproof laminate flooring need underlayment?
Some waterproof laminate floors have an underlay already attached, so you don't need to buy an underlayment for those. However, if it doesn't come pre-attached, you should purchase an underlayment to improve the durability, sound quality, and insulation.
Can you install laminate directly on concrete?
Laminate flooring can be used immediately after installation. Laminate flooring can be installed over concrete, wood or carpet subfloor or other surfaces. Installation of good quality underlayment is highly recommended. Installing underlayment is easy but it has to be done precise to avoid any tears.
What type of underlay is best for laminate?
foam padThe normal choice is a thin foam pad material made of polyethylene or polypropylene, which rolls out in sheets. Plywood subfloors: A breathable foam-type underlayment is generally used when installing laminate flooring over plywood or OSB subfloors.
Does underlayment need to be glued down?
No, you should not glue down your underlayment. Underlayment is is a floating material, the same as your laminate flooring. In most cases, you should not glue or nail your underlayment down. You should always check with the installation instructions of the underlayment for proper installation instructions first.
Does underlay make a difference?
Underlay is the foundation for your flooring. While it is invisible after fitting, its effects are huge. Good underlay can improve everything from how flooring feels underfoot, to how it wears and maintains its looks over time. In fact, investing in your underlay can increase the lifespan of your flooring by 30-50%.
How thick should underlay be for laminate flooring?
We would recommend an underlay of 3 – 5mm for laminate flooring. It should be at least 3mm thick to provide comfort and ground levelling properties. But, it should be no more than 5mm thick. If it's any thicker, you could experience problems with the laminate's locking system.
Do I need underlayment if it is already on the vinyl plank?
If you're laying the LVP over an existing cushion-backed vinyl floor or a below-grade tile floor, then you won't need to use an underlayment. However, you'll want to use one in every other application including covering existing hardwood floors, vinyl flooring that isn't cushioned, and concrete floors.
Do you need underlay for laminate flooring on concrete?
With a concrete subfloor, you will need an underlayment that acts as a vapor barrier in order to prevent moisture from penetrating through to your laminate installation. The normal choice is a thin foam pad material made of polyethylene or polypropylene, which rolls out in sheets.
Does underlay make a difference?
Underlay is the foundation for your flooring. While it is invisible after fitting, its effects are huge. Good underlay can improve everything from how flooring feels underfoot, to how it wears and maintains its looks over time. In fact, investing in your underlay can increase the lifespan of your flooring by 30-50%.
Can you install laminate directly on concrete?
Laminate flooring can be used immediately after installation. Laminate flooring can be installed over concrete, wood or carpet subfloor or other surfaces. Installation of good quality underlayment is highly recommended. Installing underlayment is easy but it has to be done precise to avoid any tears.
What is underlayment for laminate flooring?
Underlayment is what allows the floor to float, gives it stability, support, noise reduction, and supports the locking systems in between planks to assure the sturdiest flooring project.
How to determine what underlayment to use?
The best way to determine which underlayment you need is by looking at your subfloor. The two most common subfloors are wood and cement and there are special differences you must pay attention to when looking for the proper underlayment.
What is attached underlayment?
The attached underlayment will allow your flooring to float just as standard underlayment would. Be sure to prepare your subfloor before installation to assure a seamless and smooth surface.
Do you need underlayment for wood subfloor?
Wood Subfloor. If you are installing laminate flooring on a wood subfloor, you should use a standard to the premium underlayment. If you wood subfloor is pretty sturdy, you won’t need any special underlayment.
Do you need a vapor barrier for laminate flooring?
If you are installing laminate flooring with pre-attached underlayment on a cement subfloor, you need to install a vapor barrier to prevent moisture from seeping up through the subfloor. Do not install a vapor barrier that has extra cushioning. Here are your options:
What happens if you do not Put Underlayment Under Laminate Flooring?
Floor underlayment is among other efficient products in giving protection and support to new surfaces.
How Do I Know If I Need Underlayment for Laminate Flooring?
Underlayment is essential for laminate flooring or engineered natural wood flooring.
Do I Need Underlayment for Laminate Flooring on Plywood?
When installing laminates on a standard plywood subfloor, do not use a vapor-barrier-type underlayment since the natural wood requires breathing.
Do I Need Underlayment for Laminate Flooring Over Hardwood?
You can install laminate flooring directly over hardwood with no necessary preparation. If your laminate has an already built-in underlay, you may install it right on top of the hardwood.
How to Install Underlayment for Laminate Flooring on Concrete
The procedure of installation differs depending on the several types of tiles and planks made of laminate.
Final Thoughts
Flooring is essential both on the laminate you install and the underlayment underneath the surface.
What is underlayment in laminate flooring?
Underlayment is an important step for any laminate flooring installation. There are several factors you will need to consider when choosing an underlayment. Learn more about what you should know before buying a laminate flooring underlayment.
What If My Laminate Has Pre-Attached Underlayment?
If your laminate flooring already has underlayment attached, you would not use another underlayment . Adding extra padding will put stress on the locking system and could cause your locking systems to break. The underlayment attached is meant to save you time from installing underlayment.
What Is Flooring Underlayment?
It is a thin foam pad, often made of polyethylene or polypropylene, which is laid on the sub-floor before installing the laminate. Most laminate floors on the market today require an underlayment to be installed. While there are manufacturers who offer floors with an underlayment attached, this is a special feature and is not included with all products.
What is the first step underlayment?
The First Step™ underlayment from Roberts® is one of the most popular choices in the laminate industry. Another great option for muffling sound, the Roberts First Step has an air flow layer which is similar to the Kronoswiss® Pro Vent.
Can you put laminate flooring on the second floor?
If you are installing your laminate floor in an apartment, condo, or on the second floor of your home, you may want to consider an underlayment that offers noise reduction. Many apartments and condo associations require a minimum sound rating from the underlayment. While laminate flooring is quiet to walk on, noise can easily be transferred to the floor below without the proper underlayment. Choose an underlayment, like Floor Muffler or Roberts Super Felt, that will give you a high sound reduction rating.
Is laminate flooring glued down?
Laminate flooring is not nailed or glued down, so it needs some form of cushion between the subfloor and laminate to allow it to float easily. Think of it like a large jigsaw puzzle, which will be expanding and shifting as the climate changes.
Do you need a moisture barrier underlayment?
If you are installing over a wood or existing subfloor, you will not need to worry about a moisture barrier underlayment. Unless you require other properties, such as sound reduction, a standard foam underlayment will work for your project.
What Is Laminate Underlayment?
Laminate underlayment is a soft pad that is installed under laminate flooring. The underlayment helps the laminate planks lay smoother, connect better, and for the flooring to feel slightly softer underfoot. Underlayment is either pre-attached to the bottom of the laminate flooring by the manufacturer or it is installed separately by the user.
How thick is laminate flooring?
Laminate flooring has neither thickness nor density since it is usually no more than 12mm thick and it is made of a type of low-density fiberboard. As a result, the underlayment will help boost laminate's sound-absorbing qualities, but only minimally so.
How wide is a roll of underlayment?
When the underlayment is not attached, rolls must be purchased and installed separately. Underlayment is made of polyethylene foam, felt, or cork. The strips, usually 36 to 44 inches wide, are attached side-to-side with seaming tape or with attached adhesive strips. Rolls are from 30 to 100 feet long, with thicknesses ranging from 6 mm to 8mm.
When do you need a moisture barrier?
You will need moisture-proof underlayment or vapor barrier when there is a chance of moisture migrating upward from a concrete slab, tile, or cement board. Even a wood subfloor or flooring over a crawlspace or other non-climate-controlled space can be subject to rising moisture.
Can laminate flooring be used to bridge gaps?
Solid hardwood or engineered wood can easily bridge small gaps, running directly over imperfections without the need for underlayment. Even ceramic and porcelain tile can bridge a few small holes and gaps, plus mortar works to fill them in. But laminate flooring will eventually telegraph (transmit or duplicate) subfloor imperfections. Underlayment helps to prevent laminate damage.
Is laminate flooring a wood or a wood?
Laminate flooring is thin and is constructed of a type of fiberboard rather than solid hardwood or even plywood, as with engineered wood flooring. Because laminate flooring can be difficult to install on surfaces that are even the least bit imperfect, underlayment is a recommended supplement.
Is underlayment needed for laminate flooring?
When the underlayment is attached to the flooring, nothing else needs to be done. The laminate flooring is ready for installation. Using a second layer of underlayment is useless and can even be detrimental.
Why do I separate laminate underlayment?
“Since underlayment is an important part of the installation, I usually like my underlayment separate just because I can be more choosy on the type and specifications. You do get a little more convenience with having attached pad, but underlayment is easy to install.”
Why is underlayment good?
Protection from subfloor imperfections and moisture are both two primary reasons underlayment is a smart choice. But it does have its other perks, too. For example, since it functions as padding between surface and subfloors, much of the noise you’d expect is absorbed, helping the pitter-patter of little (or sometimes not-so-little paws and the loud running of growing rugrats come down to a much more manageable volume. This makes the stuff ideal for busy growing families. Kids and pets can run around, parents can do all their laundry and work, and guests can come and go as needed without serious disturbance.
Why do you skimp on underlayment?
Out of all the items on this list, this is perhaps one of the best reasons to skimp on the underlayment. Why? Well, underlayment is handy for a lot of things, but it’s most crucial for stability. Not including houses that are pretty newly developed or were made with exceptionally great materials/attention to detail, most of our subfloors aren’t flawless. They’ll usually have minor imperfections and slight variations, which can seriously affect the smoothness of any flooring laid over them and impact the connection between the laminate planks.
Is laminate underlayment necessary?
Subfloor conditions will significantly impact whether laminate underlayment is essential or not. There are other factors to consider, too, however. Moisture is especially important among these. Underlayment is basically a must-have for areas that tend to be wetter and more prone to humidity because this also increases the amount of moisture in your subfloors. Without underlayment to add a layer between these damp subfloors and the surface flooring, your laminate can quickly become wet, warped, and mildewy, harming its overall integrity. Moisture over time can also break down floor adhesive which causes the floor to start warping.
Is underlayment good for subfloors?
Underlayment’s used to nix these before they ever happen as it provides a perfect, solid base for your flooring, free from dents, rips, and the wear of time. A nice dense felt underlayment like QuietWalk is excellent for covering subfloor imperfections. But if you don’t have these or the others factors mentioned next to contend with, underlayment may be optional for you.
Can you use underlayment on laminate flooring?
Extra stability and support, noise reduction, cushioning, improved plank laying, and locking system support – all good things if you want your floor to last (and generally be at its best). But what people don’t tell you is that there are a few situations where you can get by without using underlayment. Here are the main ones where underlayment is more a nicety than a true necessity.
Can you lay laminate without underlayment?
Underlayment’s great, but if you’re lucky enough to have a dry climate, spotless subfloors, and little need for noise control, it isn’t a necessity. If you have all the optimal conditions and don’t want to spend the extra money for additional benefits, you might as well just lay down your laminate without it. You’ll save on material expenses. This can be helpful in the short term, but the floor’s longevity will be an added risk. If you’re like most of us, you won’t have the fortunate circumstances to skip underlayment. Don’t worry, we got you covered; our underlayment selector tool will help you find the perfect underlayment for your laminate flooring!
What is compression underlayment?
Having compression resistant underlayment allows a structural foundation to your floors. Normal to high weight stress-loads allow your floor to naturally flex. Compression resistance also allows to hide minor subfloor imperfections and protect the click lock mechanism to provide a solid foundation.
What is the R value of flooring underlayment?
Flooring underlayment has some type of R-values that help improve your comfort underfoot. Choosing an underlayment that provides a higher R-value towards 0.5-0.6 helps keep you comfortable, lower your energy bills, and you’ll enjoy the space even more.
Why do you need to worry about moisture for your flooring?
Why do you need to worry about moisture for your flooring? Laminate flooring is made out of composed resin and fiber board materials with a photographic applique layer under a clear protective layer. If moisture from your subfloor (concrete or wood) get to the fiber board material, your flooring will absorb the moisture and start to bow or warp.
Does laminate flooring need underlayment?
Yes. Underlayment for laminate flooring provides proper support, stability, noise reduction and helps the click lock system to provide a structurally sound floor. With many different underlayment options and flooring types available to the consumer, we will list the benefits of underlayment and what to look for in underlayments.
Does quiet walk laminate flooring sound real?
Our recycled felt underlayment absorb sounds and keep it from traveling to other rooms. Individuals who installed QuietWalk comments their laminate flooring sound more real like hardwood due to the QuietWalk underlayment installed.
For protection against moisture
A vapor-barrier underlayment is mandatory if you are installing your laminate over cement or in moisture-laden areas like basements. Laminate contains wood material in its core and without any protection, moisture from the subfloor can easily be absorbed and damage your flooring.
Helps in noise reduction
Floating floors like laminate tend to leave a thin space between them and the subfloor. This will make your flooring noisy when you are walking on it especially when wearing heels or cleats. Underlayment will be helpful in providing quietness in your bedroom or your working area.
Offers heat insulation
During cold seasons like winter, most floors get too cold and make the entire room very uncomfortable. To prevent this from happening, you need underlayment for yourlaminate flooring. If this is the main reason as to why you are using underlayment, you need to consider the R-Value of the material.
Creates floor stability
A floating flooring must be evenly distributed across the subfloor. This will not be possible with any imperfections like dents and seams common in most subfloors. Underlayment will help in evening out such imperfections for a sturdy installation of a laminate flooring.
Standard foam
This underlayment consists of a thin layer of standard form popular in providing cushion and insulation for laminate flooring on plywood or Oriented Strand Board (OSB) subfloors. Standard form underlayment does not have any waterproof abilities and should not be used in moisture laden areas.
Combination foam
This type of underlayment combines foam with a vapor barrier that provides protection against moisture damage on a laminate flooring. Combination foam underlayment can be used in diverse environments including basements, bathrooms and concrete subfloors. Its thus expensive than standard foam underlayment.
Cork underlayment
This is a premium type of underlayment that has natural antibacterial properties which discourage growth of mold or other microbes under the flooring. While it does not provide any protection against moisture, cork underlayment is a good insulator that dampens sound very well. Cork is expensive than foam or combination underlayment.
Why is underlayment important?
Underlayment plays a very important role when installing your new flooring. Underlayment reduces sound, provides cushion, and even provides moisture protection. This is why it is crucial that you install your underlayment correctly. This is a step-by-step guide that will cover everything you need to know when laying your underlayment.
What do you use to clean a subfloor?
This is where your vacuum or broom will come into play. You will want to use either one to clean your subfloor of any dirt and rubble that may be left over.
Why is subflooring important?
Your subfloor is very important because it will be what is supporting your new flooring the most.
Can you remove carpet underlayment?
Old underlayment will not have the compression resistance that it used to, so it is better to install new underlayment every time you install a new floor. If you remove carpet, the carpet pad will not work as underlayment, it is too thick for laminate flooring.
Can you use underlayment tape over duct tape?
You will want to tape the rows together with the pre-attached adhesive. If your underlayment doesn’t have pre attached adhesive you will want to use underlayment tape, but duct tape works just fine too. Some people like to use tape over the pre-attached adhesive just to have an extra layer of protection.
What is underlayment for laminate flooring?
The proper underlayments for laminate flooring are very thin foam layers that slightly cushion the flooring but don't allow noticeable movement underfoot. These products are applied over the subfloor by rolling them out and sealing the seams with adhesive strips, which are sometimes preattached to the underlayment.
Why do you need an underlayment for concrete?
With a concrete subfloor, you will need an underlayment that acts as a vapor barrier in order to prevent moisture from penetrating through to your laminate installation.
What is combination foam underlayment?
Combination foam underlayment: As the name suggests, this type of underlayment combines standard foam with a vapor barrier layer that will protect the installation from moisture. Slightly more expensive than standard foam, this underlayment is appropriate for both plywood/OSB and concrete subfloors and can be used in most environments. This is the type of underlayment that should be used in moist locations, such as basements and bathrooms.
Why is underlayment important?
Proper selection and installation of underlayment is important because it can affect how your laminate flooring feels and how it wears over time. The type of underlayment chosen should be based on the environment, the type of floor chosen, and your own personal needs for space.
What is the purpose of underlayment?
While the subfloor provides the foundational support for the room, the underlayment is what supports the flooring material itself, intended to enhance and protect the flooring. It has several functions: It slightly levels the flooring; it cushions the laminate planks; it reduces sound transmission; and it slightly improves the floor's R-value ...
Does laminate flooring make noise?
Laminates can be noisy floors, and a good underlayment will help deaden the sound transmission. Antimicrobial benefits: Some underlayment materials have antimicrobial properties that can make your laminate flooring installation more healthful.
Can laminate flooring be installed in a basement?
The exception is when laminate flooring is being installed in a high moisture area, such as a bathroom or basement, where a moisture barrier underlayment is a good idea. There are any number of underlayment products to choose from when choosing an underlayment for laminate flooring, and it helps to know the features to look for. 4:31.