How To Soundproof A Wall Cheaply?




How To Soundproof A Wall Cheaply

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Picture this: you’re living in a bustling city, your neighbours are lively, and there’s never a quiet moment. Unfortunately, sometimes you crave for that evasive tranquility — a peaceful afternoon, or perhaps a distraction-free work-from-home environment.

In such scenarios, soundproofing your wall seems almost like a dream. Don’t fret! This article spills the beans on methods that will enable you to soundproof your wall economically and effectively.

By the end, you’ll have a grasp on creating that serene space you’ve been craving, without burning a hole in your pocket.

Understanding the Basics of Soundproofing

The world is a noisy place, and that noise can often make its way into our homes. So, whether you’re looking to create a quiet home office, decrease street noise, or simply want a more serene environment, understanding the basics of soundproofing can be extremely beneficial.

What is Soundproofing?

Soundproofing refers to the measures taken to reduce or completely prevent the transmission of sound from one room or area to another.

This involves the use of specific materials and techniques that obstruct the path of sound waves. Its goal is to improve your comfort level by cutting down on noise pollution.

Why Soundproof Your Walls?

Soundproofing your walls can drastically improve the quality of your life at home. It offers you privacy by preventing conversations and other ambient sounds from leaking out of rooms.

Notably, for those who work or study from home, soundproofing can eliminate distractions, thus enhancing concentration and productivity.

Basics of how sound travels

Before starting your soundproofing project, it’s important to understand how sound travels. Sound waves emanate out from their source and spread out in all directions.

Hard, flat surfaces, like walls, will reflect sound, often amplifying it in the process. Soundproofing exploits this knowledge by either absorbing these waves or blocking their path to ensure silence or reduced noise levels.

Evaluating Your Needs

Every soundproofing project should start by evaluating your specific needs. This assessment will help you pick the most efficient solutions and save you time and money.

Identify the source of the noise

This might seem obvious, but failure to correctly identify the source of noise can render your effort ineffective. Noise may emanate from outside, such as traffic or construction. Alternatively, internal noise sources could include household appliances or children playing.

Determine the type of noise you want to reduce

Noise types can be broadly classified as airborne or impact. Airborne noise includes sounds like music or conversations, while impact noise arises from physical contact with the wall, like knocking. The type of noise influences the soundproofing method you should use.

Assess the structure of your wall

Different wall structures require different soundproofing techniques. For instance, drywall might need different treatment compared to solid brick walls.

How To Soundproof A Wall Cheaply?

Cost-Effective Materials for Soundproofing

You don’t need to break the bank to effectively soundproof your walls. Here are some cost-effective materials you can use.

Acoustic panels

Acoustic panels are made from sound-absorbing materials that can dramatically reduce echo and background noise. They are usually lightweight, easy to install, and quite efficient.

Soundproofing foam

Soundproofing foam, also known as acoustic foam, works by reducing echo within a room. It is particularly useful for preventing the reverberation of sound within rooms.

Resilient Channels

Resilient channels are metal strips used to isolate drywall from the framing studs, thereby preventing sound waves’ transmission. They are an effective way to decrease sound transmission from one room to another.

Mass-loaded vinyl

Mass-loaded vinyl, or MLV, is a thin, flexible material that works as a sound barrier. By adding density to your walls, it’s capable of blocking most noise.


Adding an extra layer of drywall to your existing wall can significantly block sound. Coupling drywall with other soundproofing materials can yield even greater results.

Using Household Items for Soundproofing

If you’re on a tight budget or prefer a more subtle approach, household items can also serve as soundproofing tools.

Bookshelves Against Walls

Placing a bookshelf against walls serves two purposes – it offers a decorative element while functioning as a sound barrier. The thicker and more densely filled the bookshelf, the better the soundproofing effect.

Use heavy drapery

Heavy, dense curtains can absorb sound waves and prevent them from escaping or entering a room. This minimizes echo and reduces the overall noise level.

Rearrange Furniture

Strategically moving your furniture around can buffer sound. Having your couch, for instance, against a noisy wall can help to absorb sound waves.

Using carpets and rugs

Hard floors can amplify sounds, causing echoes and noise. Carpets and rugs add soft surfaces that absorb sound and reduce echoes.

How To Soundproof A Wall Cheaply?

DIY Soundproofing Techniques

If you’re up for some DIY, here are some techniques that are relatively easy to implement.

Applying weatherstripping

Applying weatherstripping around doors and windows can help form a noise-blocking seal. It’s simple to apply and affordable.

Sealing gaps and cracks

Using acoustic sealant, you can fill gaps and cracks in your walls to prevent sound leakage. Remember, even the smallest gaps or cracks can leak a surprising amount of sound.

Installing a second layer of drywall

As mentioned earlier, installing an additional layer of drywall on your existing wall can dramatically decrease noise transmission.

Creating a soundproofing partition

For some scenarios, creating a simple partition with soundproofing materials may be a good solution. This is particularly useful if you’re dealing with temporary noise sources.

Soundproofing Walls with Acoustic Panels

Acoustic panels are a popular choice for soundproofing, and with good reason. They are an efficient, affordable, and easy-to-install solution.

What are Acoustic Panels?

Acoustic panels are specially designed panels made from sound-absorbing materials. They help to reduce echoes and background noise within a room.

How to Install Acoustic Panels

Installing acoustic panels is a straightforward process. Most come with adhesive backings or mounting hardware. Simply follow the manufacturer’s instructions to adhere them to your walls.

Benefits of using Acoustic Panels

Acoustic Panels are lightweight, easy to install and can make a noticeable difference to the sound quality in your room. Plus, with a variety of styles and colours available, they can also serve as a decorative feature in your space.

How To Soundproof A Wall Cheaply?

Using Soundproof Paint

Yes, there is such a thing as soundproof paint. It’s a simple and subtle option if you want to reduce noise.

What is Soundproof Paint?

Soundproof paint is a thick water-based paint that contains sound-absorbing fillers and resins. These properties allow the paint to absorb and damp down sounds.

How effective is Soundproof Paint?

While soundproof paint is not likely to entirely block out noise, it can effectively reduce echoes and minor background noise.

Step-by-step guide on applying Soundproof Paint

Applying soundproof paint is as simple as painting your wall normally. Ensure the wall’s surface is clean and dry, apply a coat of primer if needed, and then apply the soundproof paint using a roller or brush.

Soundproofing Using Resilient Channels

One of the more professional methods of soundproofing a wall is through the use of resilient channels.

What are Resilient Channels?

Resilient channels are thin, flexible metal channels designed to prevent direct contact between one side of the wall and the other, thereby stopping the travel of sound waves.

How to Install Resilient Channels

Installation involves attaching the channels to the existing wall studs, then mounting the drywall onto the channels.

Pros and Cons of using Resilient Channels

Resilient Channels can be very effective in soundproofing, but installation is a bit complex and may require professional help. Also, once installed, they can create minor inconveniences, like making it tricky to mount shelves or hang pictures on the wall.

Advanced Options for Wall Soundproofing

For those looking to take their soundproofing to the next level, there are more advanced options available.


Decoupling methods involve strategically severing the connection between one side of a wall and the other, with the aim of minimizing the transmission of sound vibrations.


Absorption is about installing materials that can convert sound energy into heat energy. Special type of insulation materials can serve this purpose.


Damping methods dissipate sound energy by introducing a specific kind of material that reduces the vibration of the sound waves.

Maintaining Your Soundproof Wall

After putting so much effort and perhaps money into soundproofing your wall, you want to make sure it stays effective.

Daily maintenance practices

Daily maintenance involves avoiding any actions that may damage your soundproofing installation. For example, avoid drilling holes or driving nails into soundproof drywalls or acoustic panels.

Checking for gaps and sealing regularly

Over time, some parts of your soundproofing setup may lose their effectiveness. Regularly check for any gaps or loose areas and seal them promptly.

Rearranging your furniture periodically

Every once in awhile, consider rearranging your furniture. This can help you identify any areas where noise may be leaking through your walls and adjust your setup as needed.

In conclusion, soundproofing a wall effectively requires an understanding of how sound travels and the selection of the right materials and techniques.

Whether you’re a DIY person or would prefer to hire a professional, there are numerous options that cater to all needs and budgets. With a properly soundproofed wall, you’ll enjoy reduced noise and a more peaceful environment in your space.

About the author

Over the years, I’ve learned much about soundproofing, including from soundproofing professionals. I’ve learned how to soundproof the home so my family can enjoy a calm environment after work or on weekends. I started this blog to share all the tips I’ve learned on my journey to soundproofing my home.

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