
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
Do I need underlayment for vinyl plank flooring?
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. You also do not need an underlayment if your vinyl plank flooring has underlayment installed, however, you may need a vapor barrier. What Kind of Underlayment Do I Need?
When do you need underlayment for laminate flooring?
When your laminate flooring has underlayment attached The only exception is installing a vapor barrier that does not have excess padding over a cement subfloor. When the flooring manufacturer tells you you do not need underlayment for the installation. When installing most vinyl floorings.
What type of underlayment do I need for a subfloor?
The type of underlayment you should use depends on the subfloor and whether it's concrete, plywood, or an existing flooring material. When installing over a concrete subfloor, consider the fact that it's a really hard surface so you might want an underlayment with some added cushion.
Should you use foam or plywood for subflooring?
If your subfloor is made of plywood, foam is often a good choice. Be sure, however, that you have no moisture issues first. Foam and water aren’t a good mix. And remember: by “foam”, we’re not talking about packing peanuts.

Do all floating floors need underlayment?
Underlayment for laminate flooring is a must. Since laminate is a floating floor, it must be evenly distributed across your subfloor. 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.
What happens if you don't put underlayment under laminate flooring?
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.
What flooring does not require underlayment?
Underlayment Not Required - Laminate Wood Flooring - Laminate Flooring - The Home Depot.
Is flooring underlayment necessary?
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.
What is the best underlay for floating floor?
Dunlop Thermacoustic is recommended for use with most common laminate and engineered timber floating floors where superior acoustic, moisture and thermal protection is required.
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.
Do I have to use underlayment with vinyl plank flooring?
In short, vinyl flooring itself can be completely self sustainable and does not require an underlayment to function properly. Another reason underlayments may be suggested for vinyl flooring is if the vinyl flooring type is thin.
Can mold grow under vinyl plank flooring?
Although vinyl flooring is known to be waterproof, liquids can still seep through the grooves, edges, or unsealed seams and get trapped underneath the flooring, causing mold to grow.
Does vinyl plank need underlay?
Most vinyl flooring or luxury vinyl tiles do not require underlay. Vinyl floors are designed with a base layer, making the addition of underlay pointless. This baselayer makes the vinyl flooring incredibly durable and comfortable to walk on.
Does underlayment make a difference?
Any type of flooring can benefit from an underlayment — even luxury vinyl tile. This holds true no matter what type of subfloor it will be installed on, including concrete, wood flooring, or any other type of flooring. Underlayment can improve the vinyl tile's ability to absorb sound.
Do you have to put a moisture barrier under laminate flooring?
No matter which underlayment you choose, if you are installing on a moisture prone subfloor or concrete subfloor, you really need a moisture barrier underlayment. Protect your laminate flooring from moisture for years to come by installing moisture barrier underlayment.
Which is better laminate with pad or without?
Laminate flooring manufacturers typically recommend an underlayment. What happens if you don't put padding under laminate flooring is moisture coming through the subfloor can cause it to warp and mildew. And footsteps on the floor will be louder.
Can you lay wood floor without underlayment?
While underlayment isn't always necessary for your hardwood floors, there are always benefits to it. One of the most significant reasons to install underlayment is the added stability and durability. Underlayment provides support for your floor and helps smooth subfloor imperfections.
Can you lay laminate over vinyl without underlay?
You don't want to install laminate over it. Sheet-vinyl: Yes, provided the surface is flat and level (per our subfloor specifications) and the condition of the floor is good. You must use padding when installing laminate flooring over sheet vinyl.
Does laminate underlayment matter?
Underlayments also matter because they provide laminate floors with the stability they need to last a long time. If the subfloor in your home or property is uneven, then your laminate floor could move and shift if it doesn't have an underlayment for support.
Does laminate flooring with attached padding still need underlayment?
Laminate flooring with attached pad needs no separate underlayment. Laminate flooring with pad will free you of that extra step of fitting the padding under laminate flooring.
What does vinyl underlayment do?
Using a vinyl flooring underlayment can help reduce noise, soften the feel under foot and aid in moisture protection.
What is click lock vinyl flooring?
Click Lock Vinyl flooring has a locking system that is similar to laminate flooring, but it typically has a thinner construction. With new advances in luxury vinyl flooring, options now range from 2mm to 8mm+.
Does vinyl floor have an underlayment?
Higher end WPC and SPC vinyl floors may come with an attached underlayment. This typically adds cushion, a vapor barrier and sound reduction to the floor. If your vinyl already has an attached underlayment, you should not add any additional cushion to the planks.
Can you put vinyl underlayment over 4mm?
The rule of thumb is any vinyl over 4mm can have a vinyl specific underlayment. With thinner vinyl flooring construction, adding a foam underlayment can effect the locking system strength. Vinyl floors under 4mm should be installed right over the subfloor.
Can you put vinyl flooring over a subfloor?
When you’re installing vinyl floors over an existing subfloor, such as tile or linoleum, you can use an underlayment for added cushion and sound reduction. Moisture will not be an issue for you in this case.
Can vinyl flooring be installed over wood?
Wood Subfloors: For vinyl flooring installations over wood subfloors, you will not need to worry about a moisture barrier, but you may want an underlayment for added cushion or sound reduction. It may also be a requirement in certain HOA or apartment complexes to have a sound barrier with your flooring.
Can you put vinyl plank flooring over concrete?
If you are installing your vinyl plank flooring over a concrete subfloor, you may want to use an underlayment for three reasons. First, it will give you some added cushion to help make the floor softer to walk on. Second, you may want an extra vapor barrier above the subfloor to reduce any risk of moisture.
When Should You Install Underlayment?
When you install any laminate flooring that will be floating over the subfloor
How thick should underlayment be?
Generally all manufacturers are recommending use of maximum 3mm thick underlayment. Installation of flooring underlayment is easy as 1-2-3, all you have to do to is to measure, cut and lay down your padding.
How thick should carpet underlayment be for laminate flooring?
When selecting underlayment, be certain to use only the type specifically designed for this purpose. You can not use carpet underlayment for laminate flooring installation- too thick padding may damage or make unstable locking system, so stay away from it. Generally all manufacturers are recommending use of maximum 3mm thick underlayment. Installation of flooring underlayment is easy as 1-2-3, all you have to do to is to measure, cut and lay down your padding.
Do you need underlayment for cement flooring?
The only exception is installing a vapor barrier that does not have excess padding over a cement subfloor. When the flooring manufacturer tells you you do not need underlayment for the installation. When installing a flooring that will be directly glued or stapled to the subfloor.
Do I need underlayment for hardwood flooring?
The most one is underlayment to underlay the wood. If you are new, you don’t know about it.
What Is Underlayment?
It is just a layer of any material that is placed between the subfloor and hardwood floor. There are many purposes of installing it like avoiding moisture, proper and smooth surface, sound reduction, and many more.
Why We Need An Underlayment For Hardwood Floors?
Well, it is not necessary to install underlayment during the installation of the floor. Usually, underlayment is installed or used for different installation purposes. One of the most right reasons is floor stability, sound dampens, subflooring imperfection, to avoid tripping problems.
Do I Need An Underlayment For Hardwood Flooring-Final Thoughts
If you install hardwood directly on the subfloor, they cause many problems. The underlayment makes the hard flooring secure for possible time to get better results. The nailing on uneven surface damage the flooring.
What Kind of Underlayment Do I Need?
The type of underlayment you should use depends on the subfloor and whether it's concrete, plywood, or an existing flooring material.
How Do I Know If I Need Underlayment?
The easiest way to figure out if you need underlayment for your new vinyl plank flooring is to look at your current floor.
What is flooring made of?
Flooring is made up of several parts including the joists, subfloor, underlayment, and finish flooring material.
Can you put vinyl plank flooring over tile?
Meaning, if you're going to install vinyl plank flooring over tile, vinyl flooring, and even hardwood. As with the plywood floor, there's no need to worry about a moisture barrier; the underlayment should provide cushioning and sound-deadening benefits.
Is luxury vinyl plank flooring waterproof?
It's extremely beautiful flooring that mimics natural hardwood and sometimes even stone. Most LVP flooring is water-resistant (some types are even waterproof) and it's also very durable, able to resist dents, dings, scratches, ...
Can you put underlayment over concrete?
When installing over a concrete subfloor, consider the fact that it's a really hard surface so you might want an underlayment with some added cushion. You might also want one with a little extra protection from moisture, and maybe even some insulative properties.
Does Floor City have underlayment?
At Floor City, of course. We not only have the best selection of luxury vinyl plank flooring around, but we also have the underlayment you need.
What is a hybrid floor?
Hybrid – A hybrid floor is precisely what you’d expect – a mixture that merges traditional vinyl with something else, hoping to reap the benefits of each aspect from the composite. Real wood with a rigid core is a fan favorite hybrid, giving people the feel and look of regular hardwood with the performance of luxury vinyl. Laminate vinyl hybrids are also quite common, offering a hard-wearing floor safe from water, swelling, buckling, and more.
Is vinyl core good for moisture?
But regardless of your ultimate decision, every vinyl/core type does share something in common: they’re each only rated for topical moisture. Moisture can still possibly work itself around the floor’s perimeter or migrate from under the planks, potentially ruining the more sensitive subfloors underneath.
Is underlayment good for waterproof floors?
For some, these reasons are enough to opt for underlayment, even if your floor’s waterproof. But others might take a little bit more convincing still. Find yourself part of this camp? You might change your mind when looking at floor longevity because underlayment can dramatically increase the years you get to spend with your beautiful new surfaces.
Is vinyl flooring waterproof?
In other words, your vinyl flooring may be waterproof, but that doesn’t mean it is entirely resistant to water. Even with the best material choice possible, you can’t completely rule out that pooling water and humidity won’t cause problems for you down the line. Damage can still happen, no matter the rating of the vinyl you’ve chosen.
Does felt padding help floors last longer?
Instead, the purpose of this felt, foam, rubber, or similarly comprised padding ranges everywhere from making floors feel better to help them last longer. The extra layer of material seems like it wouldn’t do much, but it truly makes the difference when it comes to comfort, absorbing some of the impacts from each footstep and ensuring your feet have a little bit of very welcomed cushioning. Walking sounds are dulled, too, because of this padding, perfect for those who hate the loud “thumpy” sounds typically associated with waterproof vinyl planks.
Can you put waterproof vinyl flooring without underlayment?
Objectively, the answer’s “no.” You can have waterproof vinyl without underlayment. But our two cents is to get it anyways. It may be a higher cost, but the benefits of extra moisture protection, sound dampening, and increased flooring longevity will certainly outweigh the cons in the long term.
What is underlayment in flooring?
As you already know, underlayment provides a thin layer between your subfloor (and what is subflooring, exactly?) and the finished floor. It can muffle sound, help control moisture, and even make hard floors a bit more forgiving under your feet. Here are some of the most common materials.
What Qualities Should I Look For in Underlayment for Vinyl Flooring?
We’re talking about the type of vinyl you buy, where you’re installing it, what your subfloor is made of, what installation style you’re using, etc.
What Kind of Core Does My Vinyl Plank Have?
If you’ve already purchased your flooring (or if you’ve picked it out and are ready to pull the trigger), you might be wondering what type of core it has. Here are some of the most common brands and their core constructions.
How thick is underlayment for vinyl plank flooring?
When shopping for vinyl plank underlayment, you’ll mostly find thicknesses between 1mm–3mm.
How to stop footsteps from sounding?
To avoid the daily nuisance of loud floors, get an underlayment that helps soundproof your footsteps. Sometimes it isn’t even about loud footsteps, either—but rather the movement of planks on top of your subflooring. The right underlayment can help turn even the noisiest of floorboards whisper quiet.
What is the best fake wood flooring?
Vinyl plank is the most popular fake wood flooring choice on the market today. It’s waterproof, it’s affordable, and it’s a great scratch-resistant flooring option.
What is the least expensive underlayment?
Foam is one of the least expensive underlayments you can buy. If your subfloor is made of plywood, foam is often a good choice. Be sure, however, that you have no moisture issues first. Foam and water aren’t a good mix.
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 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 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!
Why do you need to put underlayment over vinyl flooring?
The main reasons you may need to install underlayment over your subfloor before installing vinyl flooring include boosting the floor’s acoustic capabilities, correcting an uneven subfloor, and providing enhanced moisture protection.
What is underlayment in flooring?
Underlayment is a flooring installation- such as plywood, OSB, or fiberboard- that serves as a buffer between the subfloor and the floor surface. Underlayment works to improve the floor’s compression resistance, provide moisture protection, amongst other functionalities. However, does vinyl flooring need an underlay?
How do I install vinyl flooring underlayment?
To properly install vinyl flooring underlayment on your existing subfloor- floor layer, follow the procedure detailed below:
Why do you need a thermal underlayment?
This is because concrete subfloors usually pick up cold temperatures, which you’re likely to feel as you walk barefoot on the thin vinyl planks. A good underlayment provides the extra thermal insulation required.
What is the most important factor to consider when installing vinyl flooring?
1. The type of Subfloor Material. The type of subfloor is one of the most important factors you should take into account when looking to install vinyl flooring underlayment, as detailed below: Concrete Subfloor. Concrete subfloors typically feel very hard on the underfoot.
What is a luxury vinyl plank?
Luxury vinyl planks (LVP)are a relatively softer flooring option, which means that adding an underlay would result in excessive cushioning, causing dents and accelerating the rate of wear and tear. We- therefore- recommend that you avoid installing underlayment for this type of flooring.
Why do you need underlayment on vinyl plank flooring?
Underlayment is necessary for vinyl plank flooring since it plays an important role to prevent buckling, cupping, and bouncy floors. However, there are some instances where vinyl underlayment is an unnecessary expense, especially if the LVP/LVT has already attached underlay.

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. This will result into problems like growth ofmold under your laminate flooring, buckling or twisting of …
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. The higher the R-Value, the higher insulation the underlayment provides and vic…
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.