SoundStep® LV

SoundStep® LV

  • Use with Luxury Vinyl, Laminate, and Wood
  • Foam underlayment with noise reduction and moisture control
  • Mold and mildew-resistant underlayment
MSRP: $322.50
100 Sq Ft (Lip & Tape Included)3'x33.3’SSXLLV100LT 100 Sq Ft3'x33.3’SSXLLV100 600 Sq Ft3'x200'SSXLLV600


Multilayer Flooring Underlayment

Multilayer Flooring Underlayment

Supportive to all luxury vinyl and multilayer flooring.

Excellent Sound Reduction

Excellent Sound Reduction

Absorbs unwanted noise and keeps it from traveling to other rooms.

Moisture Protection

Moisture Protection

Protects overlying flooring investment from harmful moisture while fully covering the subfloor offering protection from elevated PH levels found in concrete that can migrate to the seams of the overlying floors.

Customer Questions

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Thank you for reaching out! The Perm rating for SoundStep LV is 0.14Perm. The WVTR is 0.21lbs/1000sf/24hrs if you are needing that information as well

This product is not waterproof.

Thank you for reaching out. To address the existing vinyl floor question, you will need to check with the flooring manufacturer if they accept that as a suitable substrate. If the flooring manufacturer approves it, we see no issue. As for the flooring to use over top of SoundStep LV, you can use click together or glue down vinyl planks/tiles only. Peel and stick flooring is not approved.

Thank you for reaching out. This product is not approved for use with sheet vinyl.


Leave Review
by Ricky - Home Depot Review

Great Product

Great product it worked very well
by reddfoxx17 - Home Depot Review

Great underlayment poor pre-applyed tape

Arrived quickly and as described. Quiets the flooring down noticeably as I originally installed vinyl flooring with attached padding on concrete with only poly moisture barrier and was not happy with the noise. The reason for only 4 stars is the tape that comes on the underlayment is junk, cheap packing tape and hard to apply. I wound up ripping it off and applying a good quality underlayment tape.
by Alexzandria - Home Depot Review

Does the job. Easy to install, but also easy to...

Does the job. Easy to install, but also easy to tear or puncture so be careful when walking around on it prior to installing the floor.
by Joann - Home Depot Review

This underlayment was perfect for what we needed it for...

This underlayment was perfect for what we needed it for – being placed under vinyl tiles for a bathroom floor.

Sound Rating Test


Impact Insulation Class (IIC)Sound transmission through the floor.


Sound Transmission Class (STC)Airborne sound transmission through a partition.


Delta IIC (IIC)Sound transmission difference between a concrete subfloor with and without flooring.

* The higher the number, the better the noise control!

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Enhanced Content

Noise Cancelling
SoundStep LV Absorbs unwanted noise and keeps it from traveling to other rooms!
  • IIC 70
  • STC 62
  • Delta IIC 22

  • * The higher the number, the higher the noise control
Moisture Protection
SoundStep LV's integrated moisture barrier helps to protect flooring from harmful subfloor moisture.
Compatible Flooring
  • Vinyl Plank
  • WPC/SPC/Rigid Core
  • Laminate
  • Solid/Engineered Hardwood
  • Installation Methods
  • Floating
  • Double Glue Down
  • Mechanically Fastened