Do You Put Underlayment Under Vinyl Plank Flooring? A Comprehensive Guide

The last time I remodeled my kitchen, I was determined to do it right. I poured over countless hours researching every detail, from cabinet styles to countertop materials. But when it came to flooring, I hit a roadblock. I decided to go with vinyl plank flooring, but the question of underlayment was a mystery. Do you need it? What kind is best? Turns out, it’s a more nuanced question than you might think.

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This led me on a deep dive into the world of underlayment for vinyl plank flooring. The good news? It’s not as complicated as it seems. And it can make a huge difference in the overall look, feel, and longevity of your flooring. So, let’s unpack what underlayment is, what it does, and whether you need it for your vinyl plank flooring project.

Table of Contents

What Is Underlayment and Why Do You Need It?

Underlayment is a material placed beneath your flooring, providing an additional layer of support and protection. Think of it as a buffer between your subfloor and your beautiful new flooring. But it’s not just about cushioning. Underlayment plays a crucial role in sound reduction, moisture control, and creating a smoother surface for your flooring installation.

Imagine walking barefoot on a concrete floor. It’s not the most comfortable experience, is it? Underlayment helps create a softer, more comfortable feel by providing a cushion that absorbs impact and reduces noise. This is particularly important in multi-level homes, where foot traffic can be heard throughout the house. Plus, it reduces the chances of squeaking or creaking floors, creating a quiet and peaceful environment.

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Types of Underlayment for Vinyl Plank Flooring

There are various types of underlayment available, each with its unique features and benefits. Choosing the right underlayment depends on several factors, including your budget, the type of subfloor you have, and your desired level of sound absorption and moisture protection.

Here are some of the most popular types:

Foam Underlayment

Foam underlayment is a classic choice known for its affordability and comfort. It offers a good level of sound dampening and can also help to level out minor imperfections in the subfloor. There are different density levels available for varying needs, from thin and lightweight options for budget-friendly installations to thicker and denser foam for added cushioning and noise reduction. Common types of foam underlayment include:

Polyethylene Foam: Affordable, lightweight, and easy to install. It provides basic cushioning and sound reduction but may not be suitable for areas with high moisture exposure.
Closed-Cell Foam: More durable and resistant to moisture than polyethylene foam, making it a suitable option for basements or areas prone to moisture.

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Cork Underlayment

A more luxurious option, cork underlayment is known for its natural properties and excellent sound absorption. It’s a good choice for areas where noise reduction is a priority, such as bedrooms and living rooms. It also boasts moisture resistance and thermal insulation, contributing to a more comfortable and energy-efficient home.

Rubber Underlayment

Rubber underlayment is a durable and water-resistant option. It’s designed to reduce noise and vibration while offering excellent shock absorption. It can be a good choice for areas with high traffic, such as hallways or kitchens. However, it tends to be more expensive than foam or cork underlayment.

Wood Fiber Underlayment

Made from recycled wood fibers, this option offers good sound absorption and moisture resistance. It’s a sustainable choice that can also help to improve the insulation of your floor. However, it may be less forgiving for uneven subfloors compared to foam or cork.

When Do You Really Need Underlayment?

While underlayment is generally recommended for vinyl plank flooring, it’s not always required. Here’s a breakdown to help you assess your specific situation:

When Underlayment is a Must-Have

Uneven Subfloors: If your subfloor has noticeable dips or bumps, underlayment can help create a smoother surface for your vinyl planks to adhere to. This will prevent unevenness and potential gaps in your flooring.
Noise Reduction: If you want to minimize noise transmission between floors, especially in multi-level homes, underlayment is essential for a quieter and more comfortable environment.
Moisture Control: If your subfloor is prone to moisture or is installed in a humid environment, a moisture-resistant underlayment like closed-cell foam or rubber will help protect your flooring from damage.
Comfort and Cushioning: If you prioritize a softer feel underfoot, underlayment will enhance the comfort level of your vinyl plank flooring, making it more pleasant to walk on.

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When Underlayment Can Be Skipped

New Construction or Perfectly Level Subfloor: If you have a brand-new subfloor that’s completely level, you may be able to skip underlayment. However, it’s always a good idea to check with your flooring manufacturer’s recommendations.
Limited Budget: While underlayment can enhance your flooring installation, it’s an added cost. If you’re on a tight budget, you may be able to skip it, but consider the potential drawbacks of sacrificing cushioning and noise reduction.

Tips for Choosing the Best Underlayment

Considering the specific requirements of your project and your desired outcome is crucial when making a choice. Here are some tips to help you select the right underlayment for your vinyl plank flooring:

1. Consult Your Flooring Manufacturer

Before rushing to buy any underlayment, check the recommendations from your vinyl plank flooring manufacturer. They’ll have specific guidelines based on the type of flooring and construction details. This will ensure compatibility and avoid any potential issues with your warranty.

2. Consider Your Subfloor Type

Think about the material of your subfloor. If it’s concrete, you’ll need an underlayment that can handle moisture and potential cracking. Wood subfloors may require a more flexible underlayment for better sound absorption.

3. Evaluate Your Noise Concerns

Are you installing the flooring in a high-traffic area, or do you want to minimize noise for a quiet bedroom? The level of sound reduction you need will directly affect the type of underlayment you choose. Foam, rubber, and cork are excellent options for reducing noise transmission.

4. Prioritize Moisture Resistance

If you are installing your flooring in a basement, bathroom, or other area prone to moisture, selecting a moisture-resistant underlayment is crucial. Consider closed-cell foam or rubber underlayment for these situations.

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5. Check the Warranty

Most underlayments come with a warranty. Choose an underlayment with a good warranty for peace of mind and added protection in case of any defects or premature wear and tear.

FAQ

1. Can I install vinyl plank flooring directly on concrete without underlayment?

It’s generally not recommended to install vinyl plank flooring directly on concrete without underlayment. Underlayment helps to dampen sound, provide cushioning, and protect the planks from moisture. A moisture barrier underlayment is also a good idea to prevent any moisture from the concrete floor from damaging the vinyl plank flooring.

2. What underlayment is best for reducing noise?

For maximizing noise reduction, consider cork underlayment, which is known for its excellent sound absorption properties. Rubber underlayment also offers good sound dampening and vibration reduction, particularly for high-traffic areas.

3. Can I use underlayment for all types of vinyl flooring?

While underlayment is generally recommended for vinyl plank flooring, check with the manufacturer’s instructions for specific recommendations. Some vinyl tiles may not require underlayment and could even experience issues if installed with it.

4. How do I install underlayment for vinyl plank flooring?

Installing underlayment is generally straightforward and involves rolling out the material over the subfloor, ensuring it’s evenly laid and overlaps slightly at the seams. Consult your chosen underlayment product’s instructions for detailed installation guidelines.

5. Can I reuse underlayment for a new flooring installation?

It’s not recommended to reuse underlayment, as it’s often compressed and may have lost its effectiveness after the previous installation. Using fresh underlayment ensures optimal performance and protection for your new flooring.