Soundproof your refrigerator and freezer

Soundproofing and soundproofing a refrigerator and freezer can be an effective solution for reducing disturbing noise and creating a more harmonious environment in the home. These appliances often generate constant background noise from compressors, fans, and refrigerant flows, which can be particularly noticeable in open-plan or smaller homes. By taking the right measures, you can significantly reduce noise and improve comfort in your home.

Noise from refrigerators and freezers is mainly caused by vibrations that spread to floors and walls, as well as airborne noise that travels through the room. To effectively reduce this, both sound insulation and sound absorption need to be applied. One of the most effective methods is to place vibration-damping material under the refrigerator or freezer to minimize the spread of sound through the floor. This can be particularly important if the appliance is standing on a hard surface, such as tile or parquet, where sound waves are easily reflected and amplified.

Reviewing the placement of the appliance can also make a big difference. If the refrigerator or freezer is close to a wall, sound can be reflected and amplified in the room. By creating a small air gap between the wall and the appliance, you can reduce this effect and thus lower the noise level. It is also important to ensure that the appliance is level, as uneven placement can increase vibrations and thus the noise level.

Another effective way to reduce noise from refrigerators and freezers is to insulate the back and sides with sound-absorbing material. However, ventilation must always be taken into account, as good air circulation is essential for the appliance to function efficiently. It is therefore important to use materials that dampen sound but at the same time allow air to circulate freely.

If the noise is mainly coming from the fan, it may be worth checking for dirt or obstructions that are affecting the fan's movement, as this can increase the noise level. In some cases, a quieter model of refrigerator and freezer may be a long-term solution if the noise level is particularly bothersome.

By combining these methods, you can effectively reduce the noise from your refrigerator and freezer and create a quieter and more comfortable living environment. Soundproofing and noise reduction of appliances is not only about eliminating disturbances but also about improving the acoustic balance of your home and increasing your quality of life.

Here are some advantages of soundproofing a refrigerator and freezer

Refrigerators and freezers are essential in every household, but their noise levels can sometimes be disruptive, especially in open-plan homes or smaller dwellings where the kitchen is close to the living room and bedrooms. By soundproofing these appliances, you can create a quieter and more pleasant environment without compromising on functionality. Effective soundproofing not only reduces unwanted noise, but can also contribute to better energy efficiency and a longer lifespan for your appliances.

Reduced noise disturbance for a harmonious indoor environment
Refrigerators and freezers naturally emit noise from compressors and fans, which can be disturbing, especially during quiet periods at night. By soundproofing these appliances, the noise level can be significantly reduced, creating a more pleasant sound environment in the home. This is particularly beneficial in modern homes with open floor plans where the kitchen is a central part of the living room.

Improved comfort and a more relaxing atmosphere
Noise pollution in the home can negatively affect well-being and contribute to a stressful environment. Reducing the noise level from the refrigerator and freezer improves the overall comfort of the home, making it easier to concentrate, work from home, or enjoy a quiet meal without annoying background noise.

A more pleasant working environment in the kitchen
The kitchen is often a gathering place where the family spends time together, cooks, and socializes. By soundproofing your refrigerator and freezer, you can create a calmer and more harmonious environment where it is easier to have conversations and enjoy cooking without being disturbed by a humming background noise.

Less risk of disturbing neighbors in apartment buildings
For those who live in apartments, noise from appliances can be transmitted through walls and floors, which can disturb neighbors, especially in the evenings and at night. Soundproofing your refrigerator and freezer helps reduce the spread of these noises, creating a more harmonious living environment for both you and your neighbors.

Better sleep quality with a quieter environment
A refrigerator or freezer located near a bedroom can disturb your sleep with the recurring noise from the compressor. Soundproofing the appliance can reduce the noise level, creating a quieter sleeping environment and thus improving sleep quality.

Longer service life and less wear and tear on appliances
Refrigerators and freezers generate vibrations that can lead to wear on their mechanical components. Installing sound-absorbing materials reduces these vibrations, which in turn reduces the strain on the appliance's moving parts. This can help extend the life of the appliance and reduce the risk of costly repairs.

Increased energy efficiency and lower electricity costs
A properly insulated and well-maintained refrigerator and freezer can work more efficiently, reducing energy consumption. When the refrigerator or freezer does not have to work as hard to maintain the correct temperature, this leads to more sustainable use of household appliances and potential savings on your electricity bill.

How to soundproof your refrigerator and freezer
There are several methods for reducing the noise level from refrigerators and freezers. Placing the appliance on a vibration-damping surface can help reduce resonance in the floor. Sound-absorbing materials can be installed around the refrigerator to capture and dampen sound waves. If the appliance is close to a wall, sound-insulating panels can reduce sound reflections and improve the acoustics in the room. By regularly maintaining and cleaning the refrigerator's compressor and fans, you can also ensure that they work optimally and with minimal noise.

Choose the right soundproofing solution for your home
Depending on the layout of your kitchen and your needs, different soundproofing solutions may be more or less effective. For maximum results, it is important to identify where the noise is coming from and choose a method that suits your situation. In some cases, a combination of several solutions may provide the best effect.

Step by step: How to soundproof and muffle the noise of a refrigerator and freezer

Many refrigerators and freezers emit disturbing noises, especially in open floor plans or at night. By using the right sound-absorbing materials, you can effectively reduce vibrations and noise without affecting the ventilation or function of the refrigerator.

Step 1: Identify the sources of noise from the refrigerator and freezer

Before you begin soundproofing, you need to understand where the noise is coming from.

Step 1.1
Listen to the refrigerator/freezer and identify where the noise is most noticeable. Common sources of noise are:

Refrigerator compressor -  Vibrating motor noise.
Fan -  Hissing or squeaking noise.
Pipes and hoses -  Clicking noise when the cooling cycle starts or stops.
Cabinet frame and walls -  Vibrations that amplify the noise.

Step 1.2
Note which surfaces can be soundproofed without disrupting the airflow or ventilation of the refrigerator.

Result
A clear picture of where soundproofing is needed and how it can be installed.

Step 2: Soundproof the compressor, bottom, and floor under the refrigerator and freezer

The compressor and the floor beneath the refrigerator and freezer are two of the biggest sources of noise. By dampening the vibrations in these areas, you can drastically reduce the noise level.

Step 2.1
Unplug the refrigerator/freezer and pull it away from the wall to access the back and bottom.

Step
Attach the SilentDirect Polaric damping mat directly to the metal plate at the bottom of the refrigerator and freezer to reduce structure-borne noise and vibrations.

Step
Install SilentDirect Egg under the compressor to absorb and reduce noise and vibrations from the motor.

Step
Place SilentDirect MLV (Mass Loaded Vinyl) on the floor under the refrigerator to block sound transmission.

Step
Then place a SilentDirect Egg mat on top of the MLV for additional sound dampening.

Step
For extra vibration damping, place SilentDirect Dampio vibration dampers under the refrigerator's feet or wheels to minimize sound transmission to the floor.

Result
Significantly reduced vibrations and a quieter refrigerator and freezer.

Step 3: Soundproof the back of the refrigerator and freezer

The back of the refrigerator can amplify noise from the fan and compressor.

Step
Cut SilentDirect Polaric damping mat or SilentDirect MLV to size and attach it to the wall behind the refrigerator to reduce resonance noise.

Step
Install SilentDirect Egg on top of Polaric/MLV to further dampen airborne noise.

Step
Ensure that ventilation is not blocked. The materials should be placed around, but not cover, the refrigerator's ventilation outlets.

Result
Reduced sound propagation to the rear and a quieter kitchen.

Step 4: Soundproof the sides and cabinet where the refrigerator/freezer is located

If your refrigerator is located in a built-in cabinet or between kitchen cabinets, vibrations can spread through the furniture.

Step
Install SilentDirect Polaric damping mat or SilentDirect MLV directly onto the metal on the sides of the refrigerator, if possible.

Step
If the refrigerator is located in a built-in cabinet, line the inside of the cabinet with SilentDirect Neo or Egg to absorb sound waves and reduce noise.

Step
Ensure that there is sufficient space for ventilation in accordance with the manufacturer's recommendations.

Result
Less vibration against the cabinet and reduced sound propagation in the room.

Here are some additional measures you can take to reduce the noise level from a refrigerator and freezer

Refrigerators and freezers are indispensable in the home, but they can sometimes generate disturbing noises that affect both comfort and the sound environment. By taking the right measures, you can reduce the noise from these appliances and create a quieter and more pleasant atmosphere. The noise level is affected by several factors, such as location, maintenance, and the condition of the components. By optimizing these aspects, you can reduce noise and extend the life of your refrigerator and freezer.

Optimal placement for reduced noise levels
The placement of your refrigerator and freezer plays a crucial role in how much noise is spread throughout the room. If the appliance is standing on an uneven surface, vibrations can be amplified, causing more noise. To reduce this, refrigerators and freezers should be placed on a flat and stable surface. It is also important that there is sufficient space around the appliance to ensure good air circulation, which prevents overheating and unnecessary strain on the compressor.

Use of adjustable feet or sound-absorbing mats
Many refrigerators and freezers have adjustable feet that can be adjusted to eliminate imbalances and vibrations. Ensuring that the appliance is stable reduces the risk of sound being transmitted through the floor. For additional soundproofing, vibration-damping pads or rubber mats can be placed under the refrigerator and freezer, effectively reducing noise transmitted to the surrounding area.

Sound-absorbing materials for effective sound insulation
Sound-insulating materials can be used in strategic locations around the refrigerator and freezer to reduce sound propagation. Acoustic foam or sound-absorbing panels can be installed on the walls behind and next to the appliance to capture sound waves and prevent them from spreading throughout the room. However, it is important to ensure that these materials do not block ventilation, as this can affect the performance and energy efficiency of the appliance.

Checking and maintaining door seals
Door seals play an important role in keeping cold air in and noise out. If the seals are worn or damaged, more noise may leak out of the refrigerator and freezer. Regular inspection of door seals and replacement when necessary can help reduce noise levels while improving energy efficiency by preventing unnecessary temperature loss.

Adjusting thermostats and fans
Many modern refrigerators and freezers have adjustable thermostats and fan settings that can affect noise levels. If the fan or compressor is running at a high level, it can create more noise than necessary. By optimizing these settings and adjusting them to appropriate levels, both noise levels and energy consumption can be reduced.

Avoid overpacking to reduce the load on the compressor
An overfilled refrigerator or freezer can cause the compressor to work harder to maintain a consistent temperature. This can in turn increase the noise level and also increase wear and tear on the appliance's components. To reduce the risk of overloading, the refrigerator and freezer should be organized efficiently, with sufficient airflow between the food items to facilitate cooling.

Regular cleaning and maintenance for optimal performance
Dust and dirt that accumulates on condenser coils and fans can force the compressor to work harder, which in turn leads to higher noise levels. By regularly cleaning these components, the refrigerator and freezer can operate more efficiently and quietly. A clean condenser also extends the life of the appliance and reduces energy consumption.

Troubleshooting unusual noises
If your refrigerator or freezer suddenly starts making unusually loud noises, it could be a sign of an underlying problem. Loose components, ice buildup in fans, or an overloaded compressor can cause increased noise levels. If the noise is significantly louder than normal, it may be a good idea to check the appliance's manual for troubleshooting or contact a professional technician to identify and fix the problem.

Adapt the measures to your refrigerator and freezer
Every refrigerator and freezer is designed differently, and it is important to adapt noise reduction measures to the specific model and its location in the room. Before making any major changes, it is always a good idea to review the manufacturer's recommendations and check whether certain measures may affect the warranty. By combining the right techniques, you can create a quieter and more comfortable sound environment in your home.

Did you know that..

A refrigerator may sound louder at night – even though the compressor works the same around the clock? Many people believe that this is because the refrigerator and freezer work harder at night, but in reality it is about how the sound is perceived in a quieter room. When other sounds in the home disappear at night, the humming of the refrigerator suddenly becomes more noticeable.

Vibrations from the refrigerator can travel through the floor and be amplified in other parts of the house! If the refrigerator and freezer are placed directly on a hard floor, the sound can travel through the floor structure, which means that you can hear the humming more clearly in an adjacent room than where the appliance is actually located. By placing vibration-damping pads made of nitrile rubber (NBR) or specially adapted damping feet under the refrigerator, you can effectively block the sound from traveling through the floor.

Air gaps behind and to the side of the refrigerator can act as sound channels and amplify the noise. If the space is too open, the sound can be reflected and create an amplified resonance. By covering the inside of the cabinet or the wall behind it with sound-absorbing material, such as SilentDirect Egg or Neo sound absorbers, you can drastically reduce echoes and sound propagation.

So next time your refrigerator sounds louder than you thought it could, remember that it's not just the appliance itself that makes the noise, but how the sound travels through the room that makes all the difference!

Products that are good for soundproofing and soundproofing refrigerators and freezers

Refrigerators and freezers can generate disturbing noises from compressors, fans, and vibration transmission. These noises can be particularly noticeable in open-plan layouts, small kitchens, or when the refrigerator and freezer are located close to bedrooms or living rooms. By using the right sound-insulating and vibration-damping materials, you can significantly reduce noise and vibrations, creating a quieter and more comfortable home environment.

SilentDirect Dampio
SilentDirect Dampio is a high-performance vibration-damping plate that effectively reduces unwanted vibrations from refrigerator and freezer compressors. These plates are designed to absorb high-frequency vibrations, reducing noise from refrigerators and freezers. By placing SilentDirect Dampio under the refrigerator or freezer unit, you can prevent vibrations from spreading to the floor or walls, resulting in quieter and more stable operation. The product is ideal for both domestic and commercial kitchens where noise levels need to be reduced.

SilentDirect Polaric damping mat
SilentDirect Polaric is a heavy damping mat made of butyl mix with a durable aluminum surface. It is specially designed to absorb vibrations and reduce sound transmission from refrigerators and freezers. This damping mat is recommended for installation on the back or underside of the refrigerator or freezer, as well as on the floor surface where the unit stands, to effectively reduce noise and vibrations. The denser the material, the better its sound-absorbing properties, making SilentDirect Polaric an optimal solution for soundproofing white goods.

SilentDirect MLV
SilentDirect MLV (Mass Loaded Vinyl) is a high-performance sound insulation mat that effectively blocks sound transmission and reduces vibrations. It is ideal for use on walls and floors near refrigeration and freezer units, where it acts as a barrier against sound and vibration. By installing SilentDirect MLV on the walls behind the refrigerator or under the unit, you can drastically reduce noise and create a more soundproof kitchen environment.

SilentDirect Egg
SilentDirect Egg is an advanced sound absorber made from NBR rubber (nitrile rubber), known for its exceptional sound-absorbing properties. The unique egg shape breaks up sound waves and reduces reverberation, making it ideal for reducing sound reflections from refrigerator and freezer compressors. By installing SilentDirect Egg on wall surfaces around the refrigerator and freezer unit, you can reduce sound reflections and create a more pleasant acoustic environment. For best results, a thickness of at least 35 mm is recommended, but 50 mm provides even better sound absorption.

SilentDirect Seal
SilentDirect Seal is a flexible sealing strip made of nitrile rubber (NBR) and is used to eliminate sound leakage around refrigerator and freezer doors. By improving the seal between the door and the cabinet, you prevent sound from escaping, which contributes to quieter operation. The sealing strip is easy to install and can be applied to door gaps and other openings where sound can leak out.

SilentDirect Neo
SilentDirect Neo is a flat sound absorber made of the same highly absorbent NBR rubber as SilentDirect Egg, but with a smooth surface. It is particularly suitable for installations where low-profile sound insulation is needed without taking up too much space, for example behind or next to refrigerators and freezers. By installing SilentDirect Neo, you can effectively reduce noise and create a more comfortable and soundproof environment in the kitchen.