How to Soundproof a Floor

Soundproofing your floor might not seem important until a noisy neighbor moves below your apartment. The noise from their television, musical instrument or even playing kids can cause you headache and discomfort, right there in your home. You might also be the noisy neighbor and have been getting a lot of complaints from the other apartments in your building. Well, whether you are on either side, you can save yourself all the stress by learning how to soundproof a floor.

In houses, multiplexes, and condos, soundproof floors are a great way to get sound insulation in your home. They help to dampen vibrations from footsteps and prevent airborne noise from traveling through the floor to disturb you.

Why You Need to Soundproof Your Floor

Apart from all the reason already described above, here are some pretty great reasons why you should think of adding soundproof materials to the floor of your home.

Enjoy Your Privacy

Soundproof materials makes it difficult for sounds to filter out from your apartment. Thereby, allowing you to enjoy your privacy.

Dampens Sound

Footsteps are one of the major sources of noise for floors, especially when you have wooden floorboards. Soundproofing your floor would help dampens the sounds and vibration that comes from your kids running around or any vibrating materials that come in contact with your floors. This would help you eliminate headaches and allow you to relax and increase productivity.

Enhance Sound Quality

With soundproof floors, the sound of anything in your home would be greatly enhanced. This is because any flutter waves would be reduced and you would get good quality from speakers with reduced echo and reverberation.

Simple Ways to Soundproof Your Floor

When it comes to how to soundproof a floor there are several ways to go about it. But before looking at these complex processes, here are a few easy ways to go about it;

  • Use Carpets: You can use carpets to dampen sounds on your floors. In this case, thicker and denser carpets would usually provide better soundproof effects. You can also use tightly woven rugs since they are better at preventing sounds from passing through them than loose materials.
  • Place Rubber Floor Mats: If carpets don’t seem to be working well at making your room soundproof, then you need to get rubber mats. They work better at dampening out any noise or vibration that seem to be coming from the floors. Denser rubber mats are generally better for soundproofing. You can products like TRANR Mats from amazon, they are made from recycled products and protects hardwood, tile, and other hard surfaces form wear and noise.

If you still have trouble with noise even after trying out these two simple ways to soundproof your floor, then it’s time to move to the big leagues. There are soundproofing materials that can help you soundproof any kind of floor. These materials can be categorized into:

  • Acoustic Underlayment: These materials can be laid over concrete or plywood subfloors to reduce the effect of airborne and impact noise.
  • Sound Deadening Vinyl: Also called Mass Loaded Vinyl, is used for dampening noise on floors.
  • Acoustic Floor Tiles: These are tiles that are specially made to reduce echo and reverberation in rooms that have hard floors and surfaces.

Factors to Consider Before Choosing a Soundproof Materials for Your Floor

Enjoy Your Privacy

Soundproof materials makes it difficult for sounds to filter out from your apartment. Thereby, allowing you to enjoy your privacy.

Sound Transmission Class (STC)

This is the numeric value that defines how well a floor would be at reducing the effect of airborne noise. The higher the STC, the higher the sound dampening quality of the materials.

Impact Insulation Class (IIC)

Just like the STC, this also gives a numeric value to how well the floor assembly is at reducing noise. But instead of airborne noises, the IIC value is meant for impact noises, like footsteps, furniture or machinery. The higher the IIC the better the materials damp out impact noise.


The thickness of the material is very important. Generally, materials with higher thickness and better density would perform better at soundproofing than materials with lower thickness.

Types of Floor

This is a very important factor to consider. And it is well explained in the next section.

How to Soundproof a Floor with Different Types of Materials

With several types of soundproofing material available, one of the most important factors that would determine the best types of materials to use is the floor type. Some of them include:

Hardwood and Laminate Floors

Laminate and hardwood floors are quite challenging to soundproof. This is because they amplify impact sound rather than absorb them. Therefore, to soundproof them, it is effective to use underlayment to create a gap between the subfloor and the actual hardwood floor. One highly recommended product is Roberts cushion roll.

Roberts Cushion Roll

Roberts cushion roll is a great underlayment is a 4mm thick insulating underlayment made to reduce noise and help cushion flooring.


  • Works well for engineering wood and laminate flooring.
  • STC: 66
  • IIC: 67
  • Material: felt
  • Density: 14.5lbs./ft3
  • 12 x 12.2 x 60 inches
  • Self-adhesive

Another excellent underlayment is QuietWalk Plus underlayment for hardwood, it has excellent features and comes with competitive price. Some of its important features include:

Quietwalk Plus Underlayment for Hardwood


  • Superior sound reduction
  • Materials: recycled fibers for better sound absorption
  • Covers 100 sqft per roll
  • Size: 3’ x 33.4’
  • Density: 11.5lbs./ft.3
  • STC rating: 66
  • IIC rating: 71

Ceramic Tile Floors

Underlayment is also great for soundproofing ceramic tile floors. The underlayment would help you deaden sound and works well when it is placed underneath the mortar while working with tiles or stones.

Existing Floor

If you have floors that have already been constructed, you don’t have to worry about remodeling. There are ways you can go about soundproofing it with effective tactics. Some tips to help include:

  • Check out the simple ways to soundproof the floor of your home.
  • You can also cover bare walls, use soundproof materials for doors, windows and ceiling.
  • Use thick rugs with underlay.


As you have seen in this article, there are lots of ways to soundproof your apartment and it is quite important to follow the exact instruction listed for your floor type. This would ensure that you have less noise filtering into your room from below and neither would you worry about any sound you make, traveling beneath the floor. You can add as much layer of underlayment you want and discover that noise quality would keep improving as you go.

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