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Best Insulation For Soundproofing Between Floors (2024 Update)

Looking to reduce noise transferring between floors in your home? Choosing the best insulation for soundproofing between floors is key for peace and quiet. There are a few key factors to consider before installation.

First, think about the type of noise you want to block. Impact noise like footsteps transfers differently than airborne noise like voices or music. The density and thickness of insulation can make a difference here. Also consider if you need insulation that blocks noise in one direction or both.

Next, look at the space you need to insulate. Insulation thickness, access to the area, and method of installation will determine which products work for your project. Work with an insulation contractor to pick the right materials for your needs.

Finally, don’t forget to factor in your budget. Though dense, high-quality insulation blocks more noise, less expensive options may still help in many cases. Review products to find the best balance of sound blocking and affordability.

Ready to quiet things down? With some planning and research, you can choose insulation that significantly reduces noise transferring between floors. Say goodbye to creaks and clamor, and hello to peace and relaxation in your home sanctuary.

10 Best Insulation For Soundproofing Between Floors

# Product Image Product Name Product Notes Check Price
1
The product is ideal for reducing noise and adding insulation to car interiors.
2
The product is ideal for reducing car audio noise and enhancing insulation by dampening unwanted sounds in automotive vehicles.
3
It is ideal for sound deadening and heat insulation in cars or vehicles.
4
The product is ideal for reducing sound and insulating cars or any other spaces that require noise reduction.
5
The product is ideal for soundproofing and reducing noise in a variety of settings.
6
The product is ideal for studio soundproofing and acoustic treatment.
7
The product is ideal for soundproofing and acts as a barrier against unwanted noise.
8
Ideal for soundproofing walls in recording studios, home theaters, and any space that needs noise reduction and acoustic treatment.
9
It is ideal for reducing noise and heat in recording studios, home theaters, offices, and other enclosed spaces.
10
Ideal for soundproofing walls, ceilings, floors, and other interior surfaces to reduce noise transmission from outside or adjacent rooms.
The product is ideal for reducing noise and adding insulation to car interiors.
The product is ideal for reducing car audio noise and enhancing insulation by dampening unwanted sounds in automotive vehicles.
It is ideal for sound deadening and heat insulation in cars or vehicles.
The product is ideal for reducing sound and insulating cars or any other spaces that require noise reduction.
The product is ideal for soundproofing and reducing noise in a variety of settings.
The product is ideal for studio soundproofing and acoustic treatment.
The product is ideal for soundproofing and acts as a barrier against unwanted noise.
Ideal for soundproofing walls in recording studios, home theaters, and any space that needs noise reduction and acoustic treatment.
It is ideal for reducing noise and heat in recording studios, home theaters, offices, and other enclosed spaces.
Ideal for soundproofing walls, ceilings, floors, and other interior surfaces to reduce noise transmission from outside or adjacent rooms.

1. Luxury Liner Pro – Sound Insulation Maven

The Luxury Liner Pro MLV sound barrier is a highly effective solution for blocking airborne noise in your car, truck, SUV, or van. With 100% coverage, it will block road noise, tire noise, and engine/exhaust noise, providing you with a peaceful and quiet ride.

To use the Luxury Liner Pro, simply cover the cabin side firewall, floor, and trunk with as few gaps as possible. When combined with Damplifier Pro to deaden structural vibrations, you can reduce cabin noise by 10+ decibels.

Each 2’ x 4.5’ (9 sq ft) MLV sheet is 3/8” thick and made with mass loaded vinyl and foam. The closed cell foam decoupling side should face DOWN to create a “double wall” effect, improving performance. It is recommended to use strong adhesive and taped seams for optimal results.

The Luxury Liner Pro is a 2-in-1 automotive sound insulation product that blocks noise and heat through the firewall and the floor. Please note that it should only be used inside the cabin and not hung from the roof. Additionally, it can be used as a finished floor in a Sprinter Van.

This product is proudly made in the USA by Second Skin Audio, so you can trust that it is of high quality and meets rigorous standards. Overall, the Luxury Liner Pro MLV sound barrier is an excellent choice for anyone looking to block unwanted noise and enjoy a more peaceful driving experience.

2. Butyl Car Sound Deadener – Quietdrive 80.

Looking for a cost-effective solution to insulate your car from outside noise and vibration? Look no further than KILMAT 80 mil automotive butyl and foil sound deadening material! This premium quality product not only provides excellent insulation but also helps you save more than 20% compared to similar products in the market.

KILMAT 80 mil sound deadening material is 1.5 times thicker than other materials, which means it offers 1.5 times more effective insulation than its competitors. The thicker the material, the better the performance, and KILMAT delivers just that.

Made of butyl, a high-quality self-adhesive insulation, KILMAT 80 mil sound deadening material has a total weight of 0.5 lbs per sq. ft. This ensures that you get the optimum level of efficiency and sound insulation from an 80 mil thickness material. Furthermore, KILMAT is lightweight, making it easy to install and use.

What makes KILMAT even more special is its unique embossing on the foil that serves as an installation indicator. You can easily check if the insulation has been installed correctly by rolling the embossed foil out with a roller until it becomes plain and smooth. This ensures that the insulation is set correctly and professionally.

KILMAT 80 mil sound deadening material comes in handy size sheets, making it easier to handle and install. The product specifications include nominal thickness of 80 mil, coverage area of 36 sq. feet, 34 sheets in a stack, and nominal sheet size of 9.8 x 15.7 inches. A roller is not included, but it can be easily sourced from a local hardware store.

3. Siless 4mm Car Sound Deadener & Insulation Mat

The Closed Cell Foam for car insulation and soundproofing is a must-have for every car owner. This high-quality Siless Liner is an excellent alternative to expensive insulation materials, as it offers the best thermal insulation and ensures optimum efficiency. The Siless Liner comes with a self-adhesive layer that makes installation a breeze. It is a closed-cell polyethylene foam that is both oil and waterproof, making it perfect for car insulation.

The Siless Liner is a lightweight and waterproof thermal deadener that is highly compressible and does not absorb moisture. It has no odor, making it an ideal insulation material for your car. The Siless Liner is flexible, which makes it easy to install with or without a roller. It offers excellent thermal barrier properties that will block engine, exhaust, and summer heat, ensuring that your vehicle stays cooler in the summer and warmer in the winter.

The Siless Liner is a versatile insulation material that effectively blocks 98% of radiant heat transfer. It is a heat blocker and vibration deadener that will make your ride more pleasant. The operating temperature of the material is the same as that of rubber foam, up to 215 degrees Fahrenheit.

The Siless Liner comes in a package that includes one self-adhesive foam roll of closed-cell PE foam with waterproof glue. The thickness of the foam is 157 mil or 0.157 inches or 4mm. The package contains one roll that covers a total area of 36 ft². Each roll size is 15.74 x 330.7 inches. This ensures that you have enough material to insulate your car effectively.

4. Siless Black Sound Deadening: Car Insulation Solution

The Siless VIBRO 50 mil is a top-quality sound deadening insulation that is specifically designed for the automotive industry. This industrial sound damping material is perfect for applications that require extreme performance, and it's a great option for car enthusiasts looking to enhance their driving experience.

The Siless VIBRO Damping Material is made up of an advanced formulation called Bmastic, which is currently the most technologically advanced and efficient sound deadening composition available in the market. This ensures that the product delivers the best possible results at all times.

In terms of value, the Siless VIBRO Damping Material is priced at just under $1.16 per sqft, making it an affordable option when compared to similar products on the market. This means that car soundproofing no longer has to be an expensive venture to be effective.

Installing the Siless VIBRO Damping Material is easy and hassle-free thanks to its "peel and place" application. Users can simply trim the pieces to fit, peel and place, and hand roll to ensure good adhesion. Unlike other products that require messy spray-on paints or adhesives, the Siless VIBRO Damping Material is a straightforward and clean solution to soundproofing needs.

The Siless VIBRO Damping Material comes with a set of specifications that include a thickness of 50 mil, a coverage area of 52 sqft, a total of 20 sheets in a box, and each sheet size measuring 23.6×15.94 inch. The product also comes with an installation instruction manual that is included in the box.

5. Silentset Soundproofing Kit

Introducing the Bulk 12 Pack Green Glue & Sealant – the ultimate solution for soundproofing, sealing, and noise dampening. This pack includes ten 29 oz. tubes of Green Glue Noiseproofing Compound and two tubes of Green Glue Noiseproofing Sealant, providing you with a bulk purchase option that saves you money.

The Green Glue brand is trusted by professionals in the soundproofing industry and is known for its exceptional quality. By using the Green Glue compound between layers of drywall or plywood, you can effectively reduce decibels and add up to 9 STC points to walls and ceilings. It can also be used over any existing wall, floor, or ceiling by simply adding another layer of material to reduce sound transfer.

To seal against sound leaks, use the Green Glue acoustical caulking sealant for the finishing touches. This sealant is ideal for sealing perimeters, holes, gaps, and spaces to ensure that the soundproofing is as effective as possible. Applying both products with a standard large-sized caulk gun is simple, effective, and affordable.

Green Glue is an affordable noise reduction solution that greatly reduces both airborne noise and impact noise, making it the perfect choice for multiple family projects, hotels, offices, home theaters, recording studios, bedrooms, and wood/tile floors.

In addition, Green Glue has been independently laboratory tested and has outperformed soundboard, resilient channel, "soundproof drywall," and other sound damping compounds. Third-party acoustical tests have demonstrated an STC rating of 56 in a drywall/single stud wall, proving its effectiveness in reducing noise.

Investing in the Bulk 12 Pack Green Glue & Sealant is a smart choice for anyone looking to soundproof their space and reduce unwanted noise. Trust in the quality of Green Glue and enjoy the peace and quiet you deserve.

6. 48pack 12"x 12"x1" Black/purple Acoustic Panels Studio Soundproofing Foam Wedge Tiles,

This product is a must-have for those who have recording studios, vocal booths, or control rooms. It is specifically designed to absorb mid to high range frequencies and diminish echoes, making it an ideal solution for reducing unwanted noise. The foam tiles are perfectly aligned, ensuring a professional sound quality that is perfect for any recording or production environment.

The foam tiles come in a sleek black color and have a total size of 30 * 30 * 2.5cm (12"*12"*1"). The package includes 48 foam tiles, giving you ample coverage for your studio or recording space. The tiles are compressed for packaging to ensure they arrive in excellent condition, but they will quickly recover their original shape within 6 to 12 hours.

In terms of specifications, this product has an overall Noise Reduction Coefficient that makes it effective in reducing sound. The foam tiles are made of high-quality materials that ensure durability and longevity. The product is easy to install and can be placed on walls, ceilings, or other surfaces where sound absorption is needed.

7. Silenceshield™ Mlv Sound Barrier – Upgrade Options Available

This high-quality vinyl product is versatile and perfect for soundproofing various spaces such as bedrooms, floors, basements, conference rooms, studios, apartments, machinery, pipes and more. Made in the USA with the highest quality vinyl, this soundproofing material offers superior strength, durability, and flexibility.

With an STC rating of 27 and thickness of 1/8", it effectively reduces noise and provides a peaceful environment. It also acts as an air and moisture barrier, ensuring a comfortable and healthy indoor environment.

This soundproofing vinyl is environmentally safe, making it a great choice for those who want to reduce their ecological footprint. Its heavy weight of 1 pound per square foot or 100 pounds ensures that it is sturdy and long-lasting.

For those who need more options, Burning River Buys offers a wide range of soundproofing materials. Choose this reliable and effective vinyl product for your soundproofing needs, and enjoy a quieter and more comfortable space.

8. 96 Pack Black Acoustic Foam Panel Wedge Studio Soundproofing Wall Tiles 12" X 12" X 1" (96black)

This sound-absorbing foam tile set is an excellent addition to any recording studio, vocal booth, or control room. It is specifically designed to absorb mid to high range frequencies and reduce unwanted echoes, resulting in a more professional sound quality.

With an overall Noise Reduction Coefficient, this foam tile set is a reliable solution for controlling sound in any environment. The tiles are perfectly aligned, ensuring optimal sound absorption and clarity.

The package includes 48 foam tiles, each divided into a convenient 2-pack, resulting in a total of 96 foam tiles. The package is compressed for shipping, but will restore to its original size within 12-48 hours.

This product offers professional sound quality at a more affordable price point than comparable products on the market. It is an effective solution for anyone looking to improve the sound quality in their recording space.

9. Uxcell Wave Studio Sound Acoustic Absorbing Heatproof Foam Deadener 19.7"x197" 27sqft

The Wave Sound Deadener Liner is an exceptional noise insulator that possesses the same properties as rubber foam, with the added benefit of not absorbing water, unlike polyurethane foam. It has a very low weight and is resistant to oil and petrol, making it a reliable choice for your vehicle's insulation needs.

The material used in this sound deadener liner is of excellent quality, providing outstanding insulation against both cold and heat. This feature is particularly beneficial in hot climate areas, where a well-insulated interior is vital to ensuring high comfort levels while traveling. The liner's heat shield material is also effective in solving the problem of excessive heating, especially if your car has a powerful engine and an enhanced exhaust system. It is also easy to use the liner as a hood insulation (hoodliner).

The Wave Sound Deadener Liner is a moisture-proof product that possesses a superb backed self-adhesive feature, which makes it easy to install, handle and cut to any desirable size and shape. This flexibility makes it a perfect fit for various settings, including automobiles, condos, apartments, studios, classrooms, factories, and more.

10. Soundsulate™ 2 Lb Mass Loaded Vinyl Mlv, Soundproofing Barrier 4' X 25' (100 Sf) X 3

This soundproofing material has a density of 2 pounds per square foot and is 1/4 of an inch thick, resulting in a 32 STC rating. It has multiple applications such as soundproofing bedrooms, floors, basements, conference rooms, studios, apartments, machinery, pipes and more.

This soundproofing material is made with the highest quality vinyl available which provides flexibility, strength and durability. It is manufactured in the USA, ensuring high standards of quality.

For those looking for more options, Burning River Buys offers a variety of other soundproofing materials to choose from.

It is important to note that this material is quite heavy, weighing 2 pounds per square foot or 600 total pounds (200 each roll). This is something to consider when purchasing and installing the product.

Best Insulation For Soundproofing Between Floors FAQs

Can I use soundproofing insulation in an existing building between floors?

Yes, you can use soundproofing insulation in an existing building between floors. Soundproofing insulation is designed to reduce the transfer of sound between different areas of a building, including between floors. It works by absorbing sound waves and preventing them from passing through walls, floors, and ceilings.

There are several types of soundproofing insulation available, including fiberglass batts, mineral wool, and spray foam insulation. Each type has its own advantages and disadvantages, so it's important to choose the right one for your specific needs.

Before installing soundproofing insulation, it's important to identify the source of the noise and determine the best way to address it. For example, if the noise is coming from footsteps or other impact sounds, you may need to install additional layers of flooring or use sound-deadening underlayment to reduce the noise.

Overall, with the right type of soundproofing insulation and proper installation techniques, you can effectively reduce the transfer of sound between floors in an existing building.

Can I use spray foam insulation for soundproofing between floors?

Yes, spray foam insulation can be used for soundproofing between floors. Spray foam insulation is known for its excellent soundproofing properties. It has the ability to reduce airborne noise and vibrations, making it an ideal option for soundproofing between floors.

To achieve optimal soundproofing, it is recommended to use closed-cell spray foam insulation. Closed-cell foam is denser and more rigid than open-cell foam, which makes it more effective at blocking sound. It also has a higher R-value, which means it is more effective at insulating your home and reducing energy costs.

It is important to note that while spray foam insulation can help reduce sound transmission between floors, it may not completely eliminate all noise. Other soundproofing techniques, such as using acoustic insulation, soundproof drywall, or installing a sound barrier, may also be necessary to achieve maximum soundproofing results.

Overall, spray foam insulation can be a great option for soundproofing between floors, but it is recommended to consult with a professional to determine the best soundproofing solution for your specific needs.

How do I install soundproofing insulation between floors?

To install soundproofing insulation between floors, you will need to follow these steps:

1. Identify the type of soundproofing insulation you want to use. There are several types of insulation available in the market, such as fiberglass, mineral wool, cellulose, and foam. Choose the one that best suits your needs and budget.

2. Measure the area where you want to install the insulation. Measure the length, width, and height of the room to determine the amount of insulation you need to buy.

3. Prepare the area for installation. Remove any nails, screws, or staples from the area where you will install the insulation. Also, make sure that the area is clean and dry.

4. Cut the insulation to the desired size. Use a utility knife to cut the insulation to the appropriate size. Make sure that the insulation fits snugly between the joists.

5. Install the insulation. Place the insulation between the joists and press it firmly into place. Make sure that there are no gaps or spaces between the insulation and the joists.

6. Seal any gaps or spaces. Use a caulking gun to seal any gaps or spaces between the insulation and the joists. This will help to prevent sound from escaping through the gaps.

7. Finish the installation. Once you have installed the insulation, you can finish the installation by adding a layer of drywall or other finishing material.

By following these steps, you can install soundproofing insulation between floors and enjoy a quieter living space.

How much does it cost to install soundproofing insulation between floors?

The cost of installing soundproofing insulation between floors depends on various factors such as the size of the area to be insulated, the type of insulation material to be used, and the complexity of the installation process. On average, homeowners can expect to pay between $1 to $3 per square foot for materials and installation labor.

For example, if you have a 1,000 square foot area that needs soundproofing insulation, the cost could range from $1,000 to $3,000. However, if you are looking to use high-end materials or hire a professional contractor, the cost could increase significantly.

It is important to note that while soundproofing insulation can be a great investment for reducing noise levels between floors, it may not completely eliminate all sound. It is also important to choose the right type of insulation material and ensure proper installation for optimal results. It is recommended to consult with a professional soundproofing contractor to determine the best solution for your specific needs and budget.

How thick should the insulation be for optimal soundproofing between floors?

The thickness of insulation required for optimal soundproofing between floors depends on various factors such as the type of building construction, the level of noise, and the desired level of sound reduction. In general, a minimum thickness of 50mm is recommended for insulation between floors, which can be increased up to 100mm or more for better soundproofing.

It's important to note that the insulation material used also plays a critical role in soundproofing. Materials such as mineral wool, acoustic foam, and cellulose fiber are commonly used for sound insulation as they have excellent sound-absorbing properties.

Additionally, the installation method of insulation is also crucial. Proper installation, including ensuring there are no gaps or air pockets, can significantly enhance the soundproofing performance of insulation.

Ultimately, the ideal thickness of insulation for soundproofing between floors will depend on the specific requirements of the building and the noise levels present. Consulting a professional in acoustics or insulation installation can help determine the best insulation thickness and materials for optimal soundproofing.

Is fiberglass insulation effective for soundproofing between floors?

Fiberglass insulation is commonly used for thermal insulation to prevent heat loss or gain, but it can also be effective for soundproofing between floors. However, it may not be the most effective solution for soundproofing purposes alone.

Fiberglass insulation can help dampen sound by absorbing the sound waves that pass through it, but it won't completely block sound transmission. To achieve a higher level of soundproofing, additional measures may be needed such as installing sound barriers or using specialized soundproofing materials.

It's important to note that the effectiveness of fiberglass insulation for soundproofing between floors will depend on factors such as the thickness and density of the insulation, the type of flooring and ceiling materials, and the amount of sound being produced in the space above or below.

Overall, fiberglass insulation can be a useful component in a comprehensive soundproofing strategy, but it may need to be supplemented with other methods to achieve the desired level of soundproofing.

What are the benefits of using soundproofing insulation between floors?

Soundproofing insulation is an effective way to reduce the amount of noise transmission between floors. Installing soundproofing insulation between floors provides numerous benefits, including:

1. Noise Reduction: Soundproofing insulation can significantly reduce the amount of noise that travels between floors, creating a more peaceful and quieter environment.

2. Privacy: With soundproofing insulation, you can enjoy more privacy in your home or office by preventing sound from traveling through the floors.

3. Improved Comfort: Installing soundproofing insulation can help to create a more comfortable living or working environment by reducing noise pollution.

4. Increased Property Value: Soundproofing insulation can add value to your property by making it more attractive to potential buyers who are looking for a quiet and peaceful living environment.

5. Energy Efficiency: Soundproofing insulation can also help to reduce energy costs by providing an additional layer of insulation, which can help to regulate temperature and keep your home or office more comfortable year-round.

Overall, installing soundproofing insulation between floors provides many benefits that can improve the quality of life for you and your family or employees.

What is the best type of insulation for soundproofing between floors?

When it comes to soundproofing between floors, there are several types of insulation that can be effective. The best type of insulation for soundproofing between floors depends on various factors, including the type of noise you want to block, the thickness of the floor, and your budget.

One popular option is fiberglass insulation, which is affordable and readily available. It is effective at absorbing high-frequency sounds, such as voices and TVs. However, it may not be as effective at blocking low-frequency sounds, such as bass or drums.

Another option is cellulose insulation, which is made from recycled paper and has excellent sound-absorbing properties. It is denser than fiberglass, making it better at blocking low-frequency sounds. However, it can be more expensive than fiberglass.

Mineral wool insulation is another effective option that is particularly good at blocking low-frequency sounds. It is denser than both fiberglass and cellulose insulation, and also has fire-resistant properties.

Ultimately, the best type of insulation for soundproofing between floors will depend on your specific needs and budget. It is recommended to consult with a professional to determine the best option for your situation.

What is the lifespan of soundproofing insulation between floors?

The lifespan of soundproofing insulation between floors can vary depending on several factors such as the quality of the material used, the amount of foot traffic, and the level of exposure to moisture and other elements. In general, high-quality soundproofing insulation can last for several decades before it needs to be replaced. However, if the insulation is exposed to excessive moisture or humidity, it can degrade and lose its soundproofing properties much faster. Additionally, if the insulation is not installed properly or if it is damaged due to excessive foot traffic, it may need to be replaced sooner. It is important to consult with a professional installer to determine the best type of soundproofing insulation for your specific needs and to ensure that it is installed correctly to maximize its lifespan and effectiveness.

Will soundproofing insulation also provide thermal insulation between floors?

While soundproofing insulation is primarily designed to reduce noise transmission between floors, it can also provide some degree of thermal insulation. This is because most soundproofing materials are made from dense and thick materials such as fiberglass, mineral wool, or foam, which can also act as a barrier against heat transfer.

However, it's important to note that soundproofing insulation is not specifically designed for thermal insulation and may not provide the same level of insulation as dedicated thermal insulation materials. Therefore, it's recommended to use both soundproofing and thermal insulation materials if you want to achieve optimal noise and thermal insulation between floors.

Additionally, it's worth considering the R-value of the soundproofing insulation you choose, which measures its thermal resistance. The higher the R-value, the better the insulation performance. So, when selecting soundproofing insulation, look for products with high R-values to ensure you get the best possible thermal insulation as well.

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