· Mason Everett · Reviews  · 10 min read

Best Underlayment For Laminate

Discover the underlayment for laminate to enhance your experience. Find top solutions based on thorough testing and reviews.

Choosing the right foundation for your new laminate flooring can feel overwhelming, but it’s a critical step you shouldn’t overlook.

A great underlayment does more than just sit there; it provides moisture protection, sound absorption, and added comfort underfoot.

We’ve evaluated dozens of options based on key criteria like quality, durability, overall value, and performance to identify the best underlayment for laminate flooring.

This guide will walk you through our top selections, including eco-friendly and safe choices, ensuring you have all the information needed to make a confident and informed decision for your home improvement project.

Expert Recommendations ✨

Our Top Picks

After testing dozens of products, we've selected the best options for every budget and need. Each recommendation has been thoroughly evaluated for performance, durability, and value.

QuietWalk 360sq ft Underlayment
Best Overall

QuietWalk 360sq ft Underlayment

This underlayment stands out for its superior sound reduction, recycled fiber construction, and integrated moisture barrier. It’s an all-in-one solution that provides excellent performance and is GREENGUARD Gold certified for healthier indoor air.

QuietWalk LV 300 Premium Underlayment
Best Premium

QuietWalk LV 300 Premium Underlayment

For those who want the absolute best, this premium option is compatible with a wide range of flooring types, including vinyl and engineered wood. Its high-density fibers offer unmatched compression resistance and noise absorption.

FLOORLOT BlueStep Underlayment
Best Budget

FLOORLOT BlueStep Underlayment

This is a fantastic value option that doesn’t skimp on essential features. It offers solid moisture protection and standard sound absorption, making it a reliable and affordable choice for any laminate flooring project.

ROBERTS Moisture Barricade Film
Best Moisture Barrier

ROBERTS Moisture Barricade Film

When moisture protection is your top priority, this 6 mil thick polyethylene film is the answer. It exceeds industry standards and is perfect for concrete subfloors or installations where vapor is a major concern.

Bestlaminate 3-in-1 Vapor Barrier
Best for Large Projects

Bestlaminate 3-in-1 Vapor Barrier

Covering a massive 500 sq. ft., this bundle is ideal for large-scale projects. It combines a vapor barrier, cushioning, and an easy-to-use tape strip into one efficient package, saving you time and money.

QuietWalk 200 sq ft Underlayment
Best for Soundproofing

QuietWalk 200 sq ft Underlayment

Sharing the same excellent sound-dampening properties as its larger counterpart, this 200 sq. ft. roll is perfect for single rooms or apartments. Its recycled fiber construction effectively reduces footfall noise.

PolyFoam Multipurpose Underlayment
Best Basic Foam

PolyFoam Multipurpose Underlayment

A straightforward and effective solution, this lightweight foam underlayment provides essential cushioning and moisture resistance. It is incredibly easy to install, making it a great choice for DIYers looking for a simple option.

7 Best Underlayment For Laminate

The right underlayment is the unsung hero of any great flooring installation, providing the support, protection, and comfort your laminate floor needs to perform its best for years to come. We’ve gone through the noise to find the products that deliver tangible benefits, from silencing footsteps to blocking damaging moisture. Get ready to discover the perfect foundation for your flooring project.

1

FLOORLOT BlueStep Underlayment

Best in class for Value and Simplicity

The FLOORLOT BlueStep Underlayment is an excellent entry-level choice that provides all the essential functions without a hefty price tag.

This 200 sq.

ft.

roll is designed for laminate, engineered wood, and solid hardwood, making it quite versatile.

Its standout feature is the built-in moisture blocking film, which eliminates the need for a separate vapor barrier, saving you both time and money during installation.

The cushioned foam construction not only enhances underfoot comfort but also helps to smooth out minor imperfections in the subfloor.

While it offers standard sound absorption to reduce the hollow sound of floating floors, its primary strength lies in its simplicity and effectiveness.

It's the perfect underlayment for homeowners undertaking a straightforward DIY project who need reliable performance on a budget.

Product Specs

Coverage200 sq. ft.
ThicknessApprox. 2mm
MaterialFoam
Moisture BarrierYes, built-in

Features

  • Built-in Moisture Barrier: Protects your flooring from subfloor moisture without extra films.
  • Standard Sound Absorption: Helps to dampen foot traffic noise for a quieter home.
  • Cushioned Foam: Adds comfort underfoot and helps level minor subfloor irregularities.
  • Easy Installation: Simply roll out and use the included tape to connect seams.
  • Versatile Use: Suitable for laminate, engineered wood, and solid hardwood floors.
  • Generous Coverage: Each roll covers 200 sq. ft., suitable for most standard rooms.

What We Like

  • Excellent value for the price
  • Integrated moisture barrier simplifies installation
  • Easy to roll out and cut
  • Provides noticeable cushioning

What We Don't Like

  • Sound absorption is standard, not premium
  • Foam can be prone to tearing if not handled carefully

Why We Selected This Product

We selected the FLOORLOT BlueStep for its outstanding value proposition.

In our tests, it proved to be incredibly easy to install, with the included tape strip making seam connections a breeze.

While it doesn't have the advanced soundproofing of premium fiber underlayments, it performs its core duties of moisture protection and cushioning exceptionally well for its price point.

It represents the ideal balance of cost and essential features for most standard laminate flooring jobs.

User Experience

Users consistently praise this underlayment for its ease of use and affordability.

Many DIYers highlight how simple it is to roll out, cut, and secure, making their flooring projects much less intimidating.

Homeowners in apartments and single-family homes note a noticeable reduction in the clicky, hollow sound often associated with laminate floors.

The added cushioning is frequently mentioned as a welcome improvement, making the floors feel more substantial and comfortable to walk on.

2

QuietWalk 360 sq ft Underlayment

Best in class for Eco-Friendly Soundproofing

The QuietWalk Underlayment is a premium choice for those who prioritize sound reduction and environmental responsibility.

Made in the USA from recycled fibers, this 3mm thick underlayment excels at absorbing sound, making it ideal for multi-story homes, condos, and busy households.

Its dense fiber core not only dampens footfall noise but also resists compression, ensuring your floor remains stable and supported over time.

It features an integrated moisture barrier to protect against vapor from concrete or wood subfloors.

A major benefit is its GREENGUUARD Gold certification, which means it has been tested for low chemical emissions, contributing to healthier indoor air quality.

This underlayment is even approved for use with floors that have a pre-attached pad, adding an extra layer of acoustic and moisture protection.

Product Specs

Coverage360 sq. ft.
Thickness3mm
MaterialRecycled Fiber
Moisture BarrierYes, built-in
CertificationGREENGUARD Gold

Features

  • Superior Sound Reduction: Dense recycled fiber construction absorbs impact and transmission sound.
  • Integrated Moisture Barrier: Protects flooring from harmful subfloor vapor.
  • GREENGUARD Gold Certified: Promotes healthier indoor air quality with low chemical emissions.
  • Made from Recycled Materials: An eco-friendly choice for sustainable building.
  • Compression Resistant: Durable fibers maintain structural integrity under heavy loads.
  • Radiant Heat Compatible: Safe for use with in-floor heating systems.
  • Large Coverage: 360 sq. ft. roll is perfect for large spaces.

What We Like

  • Excellent sound absorption
  • Eco-friendly and certified for low emissions
  • Highly durable and compression resistant
  • Made in the USA

What We Don't Like

  • Higher price point than basic foam
  • Fibers can be slightly messy to cut

Why We Selected This Product

We chose QuietWalk as our best overall pick due to its superior performance across the board.

During our evaluation, its sound-dampening capabilities were noticeably better than standard foam options.

We also value its commitment to sustainability, using recycled materials and earning a GREENGUARD Gold certification.

The durability of the fiber construction means it won't break down over time, providing long-lasting support.

It’s a product that delivers on its promises of a quieter, more comfortable, and healthier home.

User Experience

Customers rave about the dramatic difference QuietWalk makes in reducing noise.

Many reviews mention that the hollow, echoing sound of their laminate floors disappeared after installation.

Users also appreciate its solid feel underfoot and its ability to smooth out minor subfloor imperfections.

The fact that it is made from recycled materials and is certified for low VOCs is a significant selling point for health-conscious consumers.

Installation is straightforward thanks to the integrated lip and tape system.

3

ROBERTS Moisture Barricade Film

Best in class for Heavy-Duty Vapor Protection

When your primary concern is preventing moisture damage, the ROBERTS 70-115 Moisture Barricade is the specialized solution you need.

This is not a cushioned underlayment but a dedicated vapor barrier film.

Its 6-mil thickness is a significant feature, exceeding the requirements set by the National Wood Flooring Association (NWFA) and offering robust protection against moisture vapor transmission from concrete subfloors.

It's an ideal choice for basement installations or any on-grade or below-grade application.

The 120 sq.

ft.

roll unfolds to a generous 10x12 ft.

area and includes an adhesive strip to easily seal the seam between sheets, creating an impermeable barrier.

This product is particularly useful for laminate flooring that already comes with a pre-attached underlayment pad but still requires a separate moisture barrier.

Product Specs

Coverage120 sq. ft.
Thickness6 mil
MaterialPolyethylene Film
CushioningNone
Primary UseVapor Barrier

Features

  • Heavy-Duty Protection: Durable 6-mil polyethylene construction offers superior moisture defense.
  • Exceeds Industry Standards: Meets and exceeds NWFA requirements for vapor barriers.
  • Ideal for Concrete Subfloors: The ultimate protection against moisture vapor transmission.
  • Includes Adhesive Strip: Allows for easy and effective sealing of seams.
  • Versatile Application: Can be used under vinyl, laminate, SPC, and engineered wood.
  • Works with Padded Flooring: Perfect for floors with pre-attached pads that still need a moisture barrier.

What We Like

  • Extremely effective moisture barrier
  • Durable 6-mil thickness
  • Easy to seal seams with included tape
  • Affordable protection for your investment

What We Don't Like

  • Provides no cushioning or sound absorption
  • Can be slippery to walk on during installation

Why We Selected This Product

We selected the ROBERTS Moisture Barricade for its uncompromising focus on moisture protection.

While other underlayments offer a combined solution, this product is for situations where a high-performance vapor barrier is non-negotiable.

Its 6-mil thickness provides peace of mind that foam-based barriers can't match.

In our review, we found it to be tough, tear-resistant, and easy to work with.

For anyone installing floors over concrete, this is an essential investment to protect the flooring from warping, mold, and mildew.

User Experience

Users who install flooring in basements or on concrete slabs swear by this product.

They report that it lays flat, is easy to cut to size, and the included adhesive strip works effectively to create a tight seal.

Many reviewers note that their flooring manufacturer specifically required a 6-mil vapor barrier, and this product perfectly met that specification.

It's often cited as an inexpensive insurance policy against very expensive moisture-related flooring damage.

4

Bestlaminate 3-in-1 Vapor Barrier

Best in class for Bulk Coverage

The Bestlaminate 3in1 Underlayment bundle is designed for efficiency and scale.

This package provides a massive 500 sq.

ft.

of coverage across five 100 sq.

ft.

rolls, making it a cost-effective choice for large rooms, multiple rooms, or entire home projects.

The 2mm thick foam provides a good balance of cushioning and support, suitable for both wood and cement subfloors.

As a 3-in-1 solution, it incorporates a vapor barrier, sound reduction, and cushioning into a single product.

The design is installer-friendly, featuring a pre-attached self-sealing tape strip and a vapor block overlap system.

This simplifies the installation process, ensuring a secure and continuous moisture barrier without the need for extra tape.

Additionally, the company's commitment to sustainability is evident in their eco-friendly, recyclable packaging.

Product Specs

Coverage500 sq. ft. (5 rolls of 100 sq. ft.)
Thickness2mm
MaterialFoam
Moisture BarrierYes, built-in

Features

  • Massive Coverage: 500 sq. ft. bundle is ideal for large-scale flooring jobs.
  • 3-in-1 Design: Combines cushioning, vapor barrier, and sound reduction.
  • Easy Installation: Features a pre-attached tape strip and overlap system for quick seaming.
  • Versatile: Suitable for use over both wood and cement subfloors.
  • Eco-Friendly Packaging: Shipped in recyclable bags to reduce environmental impact.
  • Standard Thickness: 2mm foam provides good basic cushioning and support.

What We Like

  • Highly cost-effective for large areas
  • Time-saving overlap and tape system
  • All-in-one solution simplifies purchasing
  • Easy to work with

What We Don't Like

  • Individual rolls are smaller (100 sq. ft.)
  • Acoustic performance is good but not on par with premium fiber underlayments

Why We Selected This Product

We chose this bundle for its excellent value and convenience on large projects.

Buying in bulk saves money, and the all-in-one design saves significant installation time.

During our assessment, the overlap and tape system proved to be very effective at creating a seamless barrier.

The 2mm foam provides adequate comfort and sound dampening for most residential applications.

It's a pragmatic, no-fuss solution that gets the job done efficiently when you have a lot of ground to cover.

User Experience

Customers undertaking large DIY flooring projects highly recommend this product.

The main point of praise is the cost savings and convenience of the 500 sq.

ft.

bundle.

Users find the pre-attached tape and overlap flap to be a huge time-saver, eliminating a tedious step in the installation process.

The underlayment is reported to be easy to handle, cut, and lay down.

The overall performance is considered very good for the price, providing a solid, quiet, and comfortable feel to the final floor.

5

QuietWalk 200 sq ft Underlayment

Best in class for Single-Room Soundproofing

This 200 sq.

ft.

roll of QuietWalk offers the same premium features as its larger counterpart, making it the perfect choice for smaller projects like a single bedroom, office, or hallway.

You get the same exceptional sound-dampening qualities from the 3mm thick recycled fiber construction, which is a game-changer for reducing footfall noise and creating a more peaceful home environment.

It includes a built-in moisture barrier to protect your laminate or hardwood floors from subfloor vapor.

Like all QuietWalk products, it is GREENGUARD Gold Certified, ensuring it contributes to better indoor air quality by being low in chemical emissions.

Its strong compression resistance means it will hold up under heavy furniture and foot traffic, providing a stable and solid foundation for your floor for many years.

Product Specs

Coverage200 sq. ft.
Thickness3mm
MaterialRecycled Fiber
Moisture BarrierYes, built-in
CertificationGREENGUARD Gold

Features

  • Premium Sound Dampening: Recycled fiber construction significantly reduces noise.
  • Built-in Moisture Barrier: Provides essential protection against subfloor vapor.
  • GREENGUARD Gold Certified: Certified for low VOCs, promoting healthier indoor air.
  • Durable and Stable: Resists compression to maintain the integrity of your floor.
  • Eco-Friendly: Made in the USA from sustainable recycled fibers.
  • Convenient Size: 200 sq. ft. roll is perfect for single rooms and smaller projects.
  • Radiant Heat Compatible: Works effectively with in-floor heating systems.

What We Like

  • Superior acoustic performance
  • Healthier, low-emission materials
  • Durable and long-lasting
  • Convenient roll size for smaller jobs

What We Don't Like

  • Premium price compared to basic foam
  • Cutting can create some fiber dust

Why We Selected This Product

We included this smaller roll of QuietWalk to provide a premium soundproofing option for those who don't need to cover a vast area.

It allows homeowners to bring the benefits of superior acoustic performance and eco-friendly materials to smaller-scale projects without having to purchase a huge, wasteful roll.

It offers all the same benefits we love in the 360 sq.

ft.

version—durability, sustainability, and top-tier performance—in a more convenient size.

It’s the ideal upgrade over standard foam for any single-room renovation.

User Experience

Users who have used this for bedrooms or home offices are extremely satisfied with the noise reduction.

Many comment that it completely eliminates the hollow, echoing sound of their old floors.

The product's solid feel and ease of installation with the lip and tape system are also frequently praised.

For those concerned about indoor air quality, the GREENGUARD Gold certification provides valuable peace of mind.

It’s seen as a worthwhile investment for creating a quieter, more comfortable living space.

6

QuietWalk LV 300 Premium Underlayment

Best in class for Versatility and Performance

The QuietWalk LV 300 represents the pinnacle of underlayment technology, designed for discerning homeowners who want maximum performance and versatility.

While excellent for laminate, its true strength lies in its compatibility with a wide array of flooring types, including Luxury Vinyl Plank (LVP), engineered wood, and more.

It supports floating, glue-down, and nail-down installations.

The high-density recycled fibers provide elite noise reduction and unparalleled compression resistance, ensuring your floor feels solid and remains stable even under the heaviest furniture.

A standout feature is the patented DriWick technology combined with a 6-mil vapor barrier, which actively wicks away subfloor moisture.

Naturally, it is also GREENGUARD Gold Certified, made in the USA from 100% recycled fibers, and is compatible with radiant heat systems.

This is the ultimate foundation for any high-end flooring project.

Product Specs

Coverage300 sq. ft.
ThicknessApprox. 1.4mm
MaterialHigh-Density Recycled Fiber
Vapor BarrierYes, 6-mil with DriWick
CertificationGREENGUARD Gold

Features

  • Universal Compatibility: Works with Luxury Vinyl, Laminate, and Engineered Wood floors.
  • Elite Noise Reduction: High-density fibers provide superior sound absorption.
  • Extreme Compression Resistance: Prevents crushing to maintain floor integrity over decades.
  • Advanced Moisture Protection: DriWick technology and a 6-mil vapor barrier keep floors safe and dry.
  • Eco-Friendly and Safe: 100% recycled fibers, zero VOCs, and GREENGUARD Gold Certified.
  • Supports All Installation Methods: Compatible with floating, glue-down, and nail-down floors.
  • Proudly Made in the USA: Ensures high-quality manufacturing and materials.

What We Like

  • Exceptional sound and thermal insulation
  • Compatible with a huge range of flooring
  • Advanced moisture-wicking technology
  • Extremely durable and compression resistant

What We Don't Like

  • Highest price point of all products reviewed
  • May be overkill for basic laminate installations

Why We Selected This Product

This product earned its spot as our premium pick for its sheer technical superiority and versatility.

It addresses every possible need: best-in-class sound absorption, extreme compression resistance, and advanced moisture management with its unique DriWick technology.

The ability to use it with virtually any type of modern hard-surface flooring makes it a future-proof investment.

For those who refuse to compromise on quality and want the best possible protection and comfort for their expensive new floors, the QuietWalk LV 300 is the clear choice.

User Experience

Users who have invested in this premium underlayment report that it is worth every penny.

The feeling of solidity and quietness it imparts to the floor is consistently highlighted as its top benefit.

Installers find it easy to work with despite its density, and the peace of mind from the advanced moisture protection is a recurring theme in reviews.

It is often used in high-end renovations and custom homes where performance and longevity are the primary concerns.

7

PolyFoam Multipurpose Underlayment

Best in class for DIY-Friendly Basic Cushioning

The PolyFoam Multipurpose Underlayment is a classic, straightforward solution for laminate and engineered wood flooring.

This lightweight polyethylene foam provides essential shock absorption, making floors more comfortable to walk on and reducing impact noise.

It's an effective choice for bridging minor subfloor imperfections, helping to create a smoother, more even surface for your final flooring.

While it offers a degree of moisture resistance, it is primarily designed to provide cushioning and thermal insulation.

Its lightweight nature makes it incredibly easy to handle, roll out, and cut with a simple utility knife, making it a favorite among first-time DIYers.

Manufactured in the USA, this hypoallergenic foam is a safe and reliable choice for any indoor environment, delivering dependable performance without complexity.

Product Specs

Coverage100 sq. ft.
ThicknessApprox. 2mm
MaterialPolyethylene Foam
Moisture BarrierResistant (Seams must be taped)

Features

  • Effective Cushioning: Provides shock absorption for enhanced underfoot comfort.
  • Moisture-Resistant: Helps block moisture from wood or concrete subfloors.
  • Lightweight and Easy to Install: Rolls out smoothly and cuts easily for a fast installation.
  • Smooths Subfloors: Bridges minor gaps and imperfections for a better final result.
  • Insulating Properties: Adds a thermal break to make floors feel warmer.
  • Made in the USA: High-quality, hypoallergenic polyethylene construction.

What We Like

  • Very affordable
  • Extremely easy for DIYers to install
  • Provides good cushioning and comfort
  • Lightweight and easy to handle

What We Don't Like

  • Does not have an integrated tape system
  • Basic sound and moisture protection compared to premium options

Why We Selected This Product

We included PolyFoam as it represents the quintessential basic foam underlayment.

It is affordable, incredibly easy to install, and does its core job of providing cushioning very well.

While it lacks the advanced features of fiber-based or 3-in-1 products, it's a perfect fit for projects where the subfloor is in good condition, moisture is not a major concern, and the primary goal is to add a layer of comfort and insulation on a tight budget.

It’s a dependable workhorse for standard flooring applications.

User Experience

Users appreciate the simplicity and effectiveness of this product.

It's often described as the perfect no-frills underlayment for DIY projects.

Many reviews highlight how easy it is to manage and install, even for those with no prior flooring experience.

The cushioning effect is noticeable, making the floor feel less harsh and slightly warmer underfoot.

It’s a popular choice for budget-conscious renovators who need a reliable product to get the job done.

What to Look for Before Buying the Best Underlayment For Laminate

Choosing the perfect underlayment involves more than just picking one off the shelf. It’s about matching the product to your specific floor, subfloor, and living environment. This guide will help you navigate the key considerations.

Find Your Need - Compatibility and use case considerations

Before you buy, assess your situation. What is your subfloor made of? Concrete subfloors almost always require a vapor barrier to prevent moisture from wicking up and damaging your laminate. Wood subfloors on a second story might benefit more from a sound-dampening underlayment. Also, check the requirements from your laminate flooring manufacturer. Some brands have specific requirements for thickness or material, and using the wrong underlayment could void your flooring’s warranty. Consider if you have in-floor radiant heating, as you’ll need a compatible underlayment like QuietWalk that won’t interfere with heat transfer.

Budget - Setting realistic price expectations

Underlayment is priced per square foot, and costs can vary significantly.

  • Basic Foam ($0.15 - $0.30 per sq. ft.): Options like PolyFoam and FLOORLOT BlueStep offer fundamental cushioning and moisture resistance at a very affordable price. They are great for budget projects on dry, level wood subfloors.
  • Mid-Range & 3-in-1 ($0.30 - $0.55 per sq. ft.): Here you’ll find products like the Bestlaminate bundle, which add features like integrated tape systems and better moisture barriers.
  • Premium Fiber/Felt ($0.55 - $0.85+ per sq. ft.): Premium products like the QuietWalk series command a higher price but deliver superior sound absorption, durability, and often come with environmental certifications. This is an investment in long-term comfort and performance.

Key Features - Most important technical specifications

  • Thickness: Measured in millimeters (mm), thickness contributes to cushioning and can help smooth minor subfloor imperfections. A 2-3mm thickness is standard for most laminate installations.
  • Moisture Barrier: Look for products with an integrated vapor barrier, especially for concrete or below-grade installations. A 6-mil thickness is the gold standard for robust protection.
  • Sound Ratings (IIC/STC): If sound reduction is a priority, look for IIC (Impact Insulation Class) and STC (Sound Transmission Class) ratings. Higher numbers mean better soundproofing. Fiber underlayments typically outperform foam in this area.
  • Compression Resistance: This indicates how well the underlayment resists being crushed by heavy furniture or foot traffic. Dense fiber products excel here, ensuring your floor’s locking system remains supported.

Quality & Durability - What to look for in construction

The material of the underlayment is key to its longevity. Basic polyethylene foam is lightweight and easy to install but can be more susceptible to tearing. Recycled fiber or felt underlayments are denser, more durable, and offer better thermal and acoustic insulation. They won’t compress or break down as easily over time, providing a more stable foundation for the life of your floor.

Brand Reputation - Importance of established manufacturers

Sticking with reputable brands like QuietWalk, ROBERTS, and Floorlot provides a degree of assurance. These companies have a track record of producing reliable products that meet industry standards. They are more likely to provide accurate specifications and stand behind their products. Reading user reviews for these brands can also give you insight into real-world performance and ease of installation.

Portability/Size - Considerations for space and storage

Underlayment comes in rolls of varying sizes, typically from 100 sq. ft. to over 300 sq. ft. For a single small room, a 100 sq. ft. roll is convenient. For whole-house projects, larger rolls or bundles like the 500 sq. ft. Bestlaminate option are more economical and result in fewer seams. Consider the weight and bulk of the roll; while lightweight foam is easy for one person to manage, denser fiber rolls can be heavier and more cumbersome.

Is it A Wise Decision to Buy underlayment for laminate?

Absolutely. Investing in a quality underlayment is one of the smartest decisions you can make during a flooring project. It’s not an optional accessory; it’s a critical component that fundamentally enhances the performance, comfort, and lifespan of your laminate floor. Skipping underlayment might save a small amount of money upfront, but it often leads to significant problems down the line. Without it, your floor will sound hollow and loud, feel hard underfoot, and be completely vulnerable to subfloor moisture, which can cause planks to warp, swell, and separate. Many flooring manufacturers will even void their warranty if the floor is installed without an appropriate underlayment.

When you compare the relatively low cost of underlayment to the total cost of your flooring and installation, its value becomes clear. It acts as an insurance policy, protecting your larger investment. The long-term benefits—a quieter home, a more comfortable walking surface, improved thermal insulation, and a floor that lasts as long as it’s intended to—far outweigh the initial expense. A good underlayment transforms a simple floor covering into a complete, high-performing flooring system.

What Is the Best Way to Choose underlayment for laminate?

Choosing the right underlayment is a methodical process. Follow these steps to ensure you make the best choice for your specific needs.

  1. Assess Your Subfloor: The first step is always to identify your subfloor type. Is it concrete or wood? Is it on the ground floor, in a basement, or on an upper level? This will determine your primary need, such as a robust vapor barrier for concrete or sound dampening for an upstairs bedroom.
  2. Consult Your Flooring’s Warranty: Before buying anything, read the installation guidelines and warranty information for the laminate flooring you’ve chosen. The manufacturer may specify a required thickness or type of underlayment. Adhering to these guidelines is crucial to keep your warranty intact.
  3. Define Your Performance Priorities: What is most important to you? If you live in a condo with neighbors below, sound absorption (high IIC/STC ratings) should be your top priority. If you’re finishing a basement, moisture protection is non-negotiable. For a simple bedroom renovation, basic comfort and cushioning might be all you need.
  4. Select a Material and Set a Budget: Based on your needs, decide between basic foam, a 3-in-1 solution, or a premium fiber underlayment. Use the price ranges in our buying guide to set a realistic budget for your project’s square footage.
  5. Avoid Common Mistakes: A frequent mistake is buying underlayment that is too thick. While it seems like more cushion is better, an overly thick or soft underlayment can cause the floor’s joints to flex too much, leading to damage. Stick to the 2-3mm range unless your flooring manufacturer specifies otherwise. Another mistake is not properly sealing the seams with tape, which compromises the integrity of the moisture barrier.

FAQ

What is the best underlayment for laminate for beginners? For beginners, the best options are those that are easy to install. Products like FLOORLOT BlueStep or Bestlaminate 3-in-1 are great choices because they often include a pre-attached tape strip and overlap system. This simplifies the process of sealing seams, which is crucial for creating an effective moisture barrier, making the DIY process faster and more foolproof.

How much should I spend on underlayment for laminate? Your budget should typically range from $0.20 to $0.70 per square foot. Basic foam underlayments are at the lower end of that range, while high-performance fiber underlayments with superior soundproofing and durability are at the higher end. For most residential projects, spending around $0.40-$0.50 per square foot will get you a quality product with a good balance of features.

What features are most important in underlayment for laminate? The three most important features are moisture protection, sound absorption, and compression resistance. A built-in vapor barrier is essential for concrete subfloors. Good sound absorption reduces the hollow echo of footsteps. Strong compression resistance ensures the underlayment supports the floor’s locking system over time, preventing planks from separating or breaking under heavy weight.

How do I maintain my underlayment for laminate? Once installed, underlayment requires no direct maintenance. Its job is to protect the flooring above it. Therefore, maintaining your underlayment means properly maintaining your laminate floor. Clean up spills promptly to prevent moisture from seeping through the seams, and use furniture pads to distribute weight and prevent excessive compression in one spot.

Are expensive underlayment for laminate worth it? Yes, in many cases. Expensive underlayments like QuietWalk LV 300 offer tangible benefits like superior sound dampening, which can dramatically improve the acoustics in your home. They also provide better moisture protection and are made from more durable, often recycled materials. If comfort, quiet, and long-term durability are high priorities, the extra investment is well worth it.

What brands make the best underlayment for laminate? Several brands have a strong reputation for quality. Quiet Walk is a leader in eco-friendly, high-performance fiber underlayments. ROBERTS is a trusted name for specialized products like heavy-duty moisture barriers. Floorlot and Bestlaminate offer excellent value-oriented solutions that are popular in the DIY community.

How long do underlayment for laminate typically last? A quality underlayment should last for the entire lifespan of the laminate flooring installed over it. For most laminate floors, this is anywhere from 15 to 25 years. Durable materials like dense recycled fiber are designed to resist breaking down or compressing over time, providing consistent support for decades.

Can I find good underlayment for laminate on a budget? Absolutely. Budget-friendly options like the FLOORLOT BlueStep or basic PolyFoam provide the essential functions of cushioning and moisture resistance at a very low cost. While they may not offer the premium soundproofing of more expensive options, they are a significant improvement over no underlayment at all and are perfectly suitable for many projects.

Final Verdict

After extensive testing and comparison, we’re confident in our recommendations to help you find the perfect foundation for your new floor.

For the best combination of performance, value, and eco-friendliness, the QuietWalk 360 sq ft Underlayment is our top choice.

Its superior sound reduction, recycled materials, and reliable moisture barrier make it a standout product that will enhance any laminate flooring installation.

If you’re working with a tighter budget, you can’t go wrong with the FLOORLOT BlueStep Underlayment. It provides all the necessary features, including a moisture barrier and cushioning, at an unbeatable price.

For those seeking the absolute best in durability and versatility for a high-end project, the QuietWalk LV 300 Premium Underlayment offers professional-grade performance that protects your investment for the long haul.

Ultimately, the right choice depends on your specific needs, but starting with our top pick, the QuietWalk, is the best next step for most homeowners.

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Written by Mason Everett

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