Does luxury vinyl plank need underlayment?

Author: Claudia Donnelly  |  Last update: Tuesday, March 17, 2026

To get the most out of your LVP you will want to consider what is underneath the flooring. An underlayment provides the proper support to make sure your LVP makes it the long haul.

Do you need an underlayment for luxury vinyl plank flooring?

If you're laying the LVP over an existing cushion-backed vinyl floor or a below-grade tile floor, you won't need to use an underlayment. However, you'll want to use one in every other application, including covering existing hardwood floors, uncushioned vinyl flooring, and concrete floors.

Can you install LVT without underlayment?

And, as you can imagine, gluing the luxury vinyl tiles or planks to a soft underlay material would result in a wobbly, unstable surface, not to mention a lot of mess – not really what you want for your new LVT floor! All this, means there's simply no underlay required at all.

Can you put vinyl plank flooring directly on the subfloor?

If the vinyl flooring product you choose doesn't have an attached underlayment, you can almost always install directly over the subfloor without one.

What is the best backing for luxury vinyl plank flooring?

Choosing a vinyl flooring with rubber backing is ideal. Rubber features several properties that make it a quality choice for a long-lasting floor. Rubber is a strong option that can withstand heavy loads. It also offers valuable shock absorption that can help to make your floor more comfortable to walk on.

Why You Need Underlayment For Your Floors

What are the disadvantages of luxury vinyl plank flooring?

10 Disadvantages of LVT Flooring
  • Price. ...
  • Artificial Looks. ...
  • Low Repair Potential. ...
  • Difficulty to Remove. ...
  • Limited Durability. ...
  • Discolouration. ...
  • Weatherproofness. ...
  • Harsh Underfoot Feel.

What happens if you don't put a moisture barrier under vinyl flooring?

When moisture penetrates your flooring, it can cause mold, mildew, and the potential for water damage. A moisture barrier helps control the water vapor's movement to help protect your floors. Therefore, if you're installing floors in an area that sees moisture, even a little, a vapor barrier is needed.

How smooth does the subfloor need to be for LVP?

Use the proper leveling compounds to provide a flat surface – subfloors should be 3/16” in 10' or 1/8”: in 6' – the use of a 6' level can help to determine the flatness of the subfloor.

What to do when water gets under vinyl plank flooring?

If water has seeped under the flooring, it's crucial to dry out the subfloor completely before reinstalling the vinyl. Use fans, dehumidifiers, or professional drying equipment to ensure all moisture is removed.

Can LVT be installed over plywood?

A plywood subfloor should also be strong and stable, so it's recommended that it be at least 1.9 cm thick too. It's worth noting once again that the more effort you put into making sure your subfloor is in great condition before laying any LVT, the better the condition of your LVT will remain for a much longer time!

What happens if you don't use underlayment with 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.

Does the Stainmaster LVP need underlayment?

All Stainmaster luxury vinyl needs underlayment, which isn't a big deal: most floors do. That said, Stainmaster is super picky about the kind of underlayment you use.

Does all vinyl plank flooring need to be glued down?

The good news is that, depending on the flooring you choose, you essentially have two choices on how to install your luxury vinyl flooring: glue down vs. floating.

What is the best underlay for luxury vinyl planks?

Felt underlayment is a popular choice for vinyl plank flooring due to its affordability and ease of installation. It is made from recycled materials and offers excellent noise reduction properties. Felt underlayment also provides a slight cushioning effect, making your floors more comfortable underfoot.

Why does my LVP floor crackle when I walk on it?

When you walk on tile, you are pushing it down into the adhesive, and if the tile is not conformed, you are pushing it into contact with the adhesive which causes the clicking/crackling sound. To fix this, you can usually heat the area for at least a day, and then roll the tile using a 100-pound roller.

What is the difference between luxury vinyl and luxury vinyl planks?

Choosing between LVT and LVP is like picking between two excellent paths—they both lead to beautiful destinations, but the journey along each is unique. Appearance is the most visible difference, with LVT mimicking the look of tile and stone, and LVP offering the warm, linear appearance of hardwood floors.

What destroys vinyl plank flooring?

Enemies of Vinyl Flooring
  • Dirt and Grit: Acting like sandpaper, dirt and grit particles can scratch the wear layer of the vinyl, especially at entryways and high-traffic areas. ...
  • Sharp Objects: Dropping sharp objects like knives or tools can puncture or gouge vinyl.

Can mold grow under LVP flooring?

Yes, mold can grow under vinyl flooring if moisture becomes trapped underneath the flooring material. Vinyl flooring is not a breathable material, which means that moisture cannot escape through the flooring.

What causes luxury vinyl plank flooring to buckle?

Vinyl will expand when exposed to heat and contract when the ambient temperatures are cooler. The expansion and contraction cause the flooring to shift and buckle. Planks that are closer to windows and exposed to constant fluctuation of heat and cold are more prone to buckling.

Can you install LVP directly on a subfloor?

When installing LVP flooring in your home, it's important to know what types of surfaces it can be installed over. Generally speaking, LVP can be installed directly over subfloors such as concrete or ceramic tile assuming they're clean and level.

What happens if you put vinyl plank on uneven floor?

Floating vinyl planks, installed without adhesive, can accommodate slight floor irregularities. On the other hand, glue-down method offers a stronger bond and is ideal for more uneven surfaces, like a mountaineer who seeks a solid foothold on rugged terrains.

How do you prep a floor for luxury vinyl planks?

Prep your subfloor so it's clean, dry and level within 3/16-inch change per 10 feet. Use a self-leveler on low spots and/or sand high spots of wood or concrete. Don't sand old vinyl flooring as it may contain asbestos.

Should you put underlayment under LVP?

An underlayment provides the proper support to make sure your LVP makes it the long haul.

Do I need to fill grout lines before laying vinyl plank flooring?

When you're laying LVP over existing tile, the grout lines are one of the first things you'll need to address. Grout lines can create a slightly uneven surface, and if not smoothed out, they might become visible through the LVP, creating an unsightly “telegraphing” effect.

What voids the warranty on vinyl plank flooring?

Accidents, abuse or misuse; • Extreme heat or cold; • Scratching, impact or cutting; • Improper workmanship or installation not in accordance with Dezign North America installation instructions; • Improper maintenance; • Improper fabrication; • Freight damage; • Damages by acts of God; • Planks coming apart at the ...

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