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Ian Baker • February 6, 2024

Floor Soundproofing: A Comprehensive Guide to the Best Acoustic Underlays 2024

Child running on wooden floor

Noise can be a significant issue in our day-to-day lives. If you live in a noisy environment or have noisy neighbors, you know how frustrating it can be to deal with unwanted noise. Soundproofing your floor with acoustic underlay can help reduce noise transmission and improve your quality of life. In this article, we'll go over some of the most effective ways to soundproof a floor and answer some common questions about the process.

Can you soundproof an existing floor?

Yes, it is possible to soundproof an existing floor. The method used will depend on the type of floor you have and the level of soundproofing required. One effective option is to use acoustic underlay, such as SoundMat 3 Plus, which can reduce noise transmission by up to Airborne Noise: 51dB  Impact Noise: 51dB. This underlay is easy to install and can be used under various floor coverings, including carpet and engineered wood (if over 18mm thick)

SoundMat 3 Plus

SoundMat 3 Plus: Easy DIY Installation

What is the cheapest way to soundproof a floor?

Another option is to use Reverso SoundMat, which can reduce noise transmission by up to Airborne Noise: 51dB and Impact Noise: 58dB. This system can be used where harder final floor finishes are used such as laminate as these types of final floor finishes need a more stable base to prevent any movement over time.

Reverso SoundMat

Be wary of 'cheap' soundproofing solutions, or companies promising soundproofing for every budget. The hard truth is that your noise problem doesn’t care what your budget is. The soundproofing solution you need is determined by the construction of your floor, the noise issue you are experiencing and your final floor finish (e.g. carpet or hard floor finishes).


There are certain things you physically need to do to solve certain noise problems, and those things may cost more money, but need to be done to solve the problem. If you don’t have the budget, you would be better to wait, save up your money and eventually do it properly and solve the problem, rather than rushing into buying a cheap solution that isn’t suitable for your problem. You’ll only be disappointed in the results and will have wasted the money you did spend.


Remember the old saying “you get what you pay for”, and in soundproofing, that is certainly true.

What is the best way to soundproof a floor for noise from below?

The best way to soundproof a floor depends on the type of floor you have, the level of soundproofing required, and your budget. One of the most effective methods for noise from below is to use a a high mass material, which involves installing a new layer of flooring over the existing one with a dampening between the two layers (such as SoundScreed WF28) to help reduce noise transmission. This method provides excellent soundproofing results for loud levels of noise but can be more expensive than other options but you can apply any final floor finish directly on top such as laminates, wood, vinyl and tiles. It is also recommended that the void (the space between the ceiling below and the floor above) be filled with acoustic mineral wool to stop sound amplifying in this sealed chamber.

SoundScreed 28

How do you soundproof a floor from the room below?

If you can't soundproof the floor and use any of the methods mentioned above. You can use a ceiling soundproofing system (see below) such as the ReductoClip Ceiling System

ReductoClip

Best Floor Soundproofing - Conclusion

Soundproofing a floor can make a significant difference in reducing unwanted noise transmission and improving your quality of life. By using the right soundproofing materials and techniques, you can achieve a quieter living space. Consider consulting with a professional for more specific guidance such as the soundproofingstore.co.uk  to ensure the best results for your situation.


We hope this guide has been helpful in understanding how to soundproof a floor and the different options available. Don't hesitate to reach out to us for more information or questions you may have.

Remember, a quieter home is just a few steps away.


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"We don’t expect you to become an overnight expert in soundproofing, that’s what we’re here for."

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