How to Soundproof Interior Door

Soundproofing is an often overlooked part of any home improvement project. Do you find that you can’t sleep because your neighbours dog won’t stop barking? Details are given below on how to soundproof a door.

Or that sometimes the sound from the TV downstairs is too loud for you to enjoy a movie night with friends? You’re not alone! Soundproofing your home is now easier than ever before, but it does take some time and effort.

Doors are one of the most common sources of noise in our homes. If you live in a multilevel home or apartment, clattering on a staircase can be distracting and disruptive.

soundproof a door

A door slamming is also a source of noise that can leak into the living room and keep us up at night. Soundproofing your doors can help to block out these noises and make your home more comfortable to live in.

Doors make a big difference in how well sound travels through your home. When you are trying to sleep, for example, it can be especially disruptive if someone on the other side of the door is playing music loudly.

There are many different options when it comes how to soundproofing a door. It can be tough for us to know which one will work best for us. Here is a list of things we should consider before soundproofing your door.

  • The size and type of the door.
  • The type of noise coming through the door.
  • Average daytime noise levels in our home or office.
  • Whether we’re looking for temporary relief from noise or long-term solutions.

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There are many methods of soundproofing a door. Some of them are given below:

Need Of Soundproofing Of Door

Soundproofing is the process of reducing sound transmission, typically sound traveling through a wall or floor assembly. It is also known as noise control, sound abatement, and sound insulation.

The soundproofing of a door ensures that the privacy of the home is preserved. A lot goes on in our homes that we would prefer to keep private. The soundproofing of a door protects the innocent minds of children, which is why it should be taken seriously.

Soundproofing your doors can also help you save money on energy costs and reduce any noise pollution for those living in apartments or condos nearby.

We all live in a society where soundproofing is very important. As we live in close proximity to others, loud noises can be an inconvenience for everyone.

Recent research has found that prolonged noise exposure can cause serious health problems. As a result, it is becoming increasingly important to ensure that your home life is as quiet and peaceful as possible.

Method 1: Adding insulation between the door and its frame

soundproof interior door

Soundproofing is a process that reduces the sound of noise from one area to another.

It can be applied to many areas, such as homes, offices, and recording studios. It can also be used to decrease the noise in your room or office for a quiet place to work while reducing outside noises.

There are many ways how to soundproof a door. The most common method is by adding an extra layer of insulation between the door and its frame. Soundproofing a door with an extra layer of insulation between the door and its frame is one way to filter out some of the noise.

Thick foam pads with adhesive backing can be purchased at any hardware store.

Cut the padding to size and then apply adhesive spray to the edge of the door where it meets the frame. Before placing the foam pad, spray the door with acoustic sealant.

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Tools Required

  1. Rubber strip.
  2. Measuring tape.
  3. Iron nails(for the wooden door).
  4. Small hammer.
  5. Glue or Adhesive.
  6. Sharp cutter.

Now we will discuss about the required processes:


First,  we measure the length and breadth of the door and frame with measuring tape. Ensure accuracy while measuring the door.


Now go to the hardware shop and buy a rubber strip as required. Make sure the rubber strip is flexible and high-graded. Also buy a hammer, cutting tool, glue, etc if you don’t have one in your home.


Take the rubber strip and cut it according to the length and breadth of the door. Use a sharp cutting tool for this purpose. Ensure that the rubber strip is completely fit over the frame and door before final pasting.


Now apply the adhesive or glue properly on the frame, door, and rubber strip. After that, paste the strip on the required area of the door. Now let the frame and door be undisturbed for 4-5 hours.


Now the door has become soundproof and noise will be negligible as compared to the previous normal door.

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Method 2: Install a Stopper at the Bottom of Door

The sound of your door slamming can be very disruptive. Whether you live in an apartment or have a family home, doors are the most used household item. That means that it’s really important to make sure that they are functioning properly.

If a door is not installed with a stop, then the door can get slammed shut and create a lot of noise for your neighbors and family members. Installing a stopper will help you keep the door open at all times.

In a soundproof room, any noise that enters from the outside is muffled and dampened. This means that if you have a door in your soundproof room, you will want to install a stopper at the bottom of the door to keep noise from coming in.

A stopper is just a piece of rubber or foam that fits at the bottom of the door to stop air from seeping out and thus stopping as much noise from coming in. It may seem like an easy task, but there are some important things you need to consider before installing it correctly.

What do I need? You will need to measure your door frame and pick up your stopper material (rubber or foam) and your screwdriver.

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Tools Required

  1. A hard stopper fixed with rubber at the bottom.
  2. Iron nails.
  3. Screwdriver.
  4. Drill Machine.

Detailed processes are given below:


Go to the market and visit a hardware shop, buy a door stopper of the required dimensions with high quality.


Now measure the dimension of the stopper and make four or two small holes on the bottom of the door (usually on the opening side) using a drill machine. Ensure that you have complete knowledge of how to handle a drill machine before using it.


Now fix the stopper on the door using iron nails and a screwdriver. While screwing the iron nails, keep your hand tight with the handle of the screwdriver, and do not disturb the screwdriver as it may harm you.


Now the door is fitted with a stopper and acts as a barrier to outside noise. This will help or save you from irritating noises.

Method 3: Apply Spring Metal Strip on the Door

With summer coming, many of us will be spending more time at home. This can cause some major problems if you’re living in an area with a lot of noise pollution. And with the use of speakers and headphones on the rise, it’s only going to get worse.

For those who live in apartment buildings or other areas where you share walls with your neighbors, this can really become a problem.

Living without the soothing sounds of silence is no way to live. Luckily for you, there are plenty of inexpensive materials you can choose from that will work just as well as more expensive ones! Investing in soundproofing materials will make a huge difference in your life.

If you are a person with a family and kids, or someone who likes to party with friends and loves to play music, you might have problems with noisy neighbors. The sound of loud voices and music from the other side of the wall can be really annoying. You are not alone! This problem is common not only in urban areas where often apartments are too close to each other but also in suburban homes that share walls.

Adding a spring metal strip at the top and bottom of the door to seal it provides an inexpensive way to soundproof doors without cutting into your budget too much.

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Tools Required

  1. Measuring tape
  2. Metal strip
  3. Iron nails
  4. Small hammer
  5. Drill machine

Now the detailed steps are given below:


Firstly, measure the dimension of the door where the spring metal is to be fixed or applied. Now buy a spring metal strip of required length and breadth.

Remove old sealant from the gaps between the door and the frame.


Properly clean the area around the door frame well. Now start applying the spring metal strip on the door and frame with high accuracy and precision.

Use the iron nails with the help of a small hammer at an equal distance interval .


Now the door is fixed with a spring metal strip and has become soundproof that will prevent noise from coming in.

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Method 4: By Using Weather-Striping

A door is an important part of your home. It separates and protects the inside from the outside, and it can be a great way to control temperature. But, not all doors are created equal. A door can be an entry point for sound and unwanted visitors. Soundproof all rooms to create a serene environment from the outside world.

There are many reasons why you may want a soundproof door in your house, like for example if you have a baby or live in an apartment building with thin walls. A weatherstrip is required for soundproofing a door.

A weatherstrip is a type of door gasket that provides a seal between the door and the frame. It is used to reduce drafts and to keep out rain, snow, dust, pollen, or smoke from an open doorway.

A weatherstrip lines the perimeter of the door opening area on the sides and top of the door, as well as at the bottom where it connects with an exterior surface. You can use these types of seals for doors in your home or office building for soundproofing purposes.

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Tools Required

  1. Measuring tape.
  2. A rubber weather-striping.
  3. A small and sharp knife.
  4. Adhesive.


Measure the perimeter of the door at the opening side and bottom. Also, look at the dimensions of the frame and buy a rubber weather-stripping from a hardware shop. The rubber weather-stripping can be self adhesived or normal.


If the bought rubber weather striping is normal or without self-adhesive then apply glue or adhesive on the required surface of the door and paste the rubber weather-stripping over there.


Now the door and frame is fitted with a rubber weather-stripping that will prevent the noises from coming inside the home.

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How to Soundproofing a Metal Door

Changing The Threshold

The first step in soundproofing a metal door is to replace the threshold.

This can be accomplished by removing the threshold from the door frame and replacing it with a sound-deadening material or foam that won’t cause the door to rub against the metal frame.

The next step is to cover all nearby surfaces with sound-deadening materials. You can use acoustic caulking or spray foam to seal any gaps between floorboards, and you can also wrap your walls with fibreglass insulation for additional sound control.

The final step in soundproofing a metal door is to attach the new threshold securely to the door frame with screws, then rehang the door without using any hardware that will generate noise such as hinges or screws.

The procedure of soundproofing a metal door is difficult. In business buildings, where seclusion is crucial and noise levels are high, metal doors are frequently employed.

By Using A Soundproof Fiberglass

Home and business owners can considerably lessen noise transmission across rooms or floors by installing soundproof fiberglass insulation. Sound waves trap within the strands of fiberglass insulation, aiding sound absorption by blocking sound waves from traveling through floors or walls. This makes it a fantastic option for anyone trying to make their house or place of business a calmer place.

Fiberglass insulation serves a dual purpose by also lowering sound levels, in contrast to other forms of insulation materials that merely prevent temperature transmission. It functions by forming an acoustic barrier inside the space that absorbs unwanted sounds and lessens its volume. This is especially helpful for those who reside in crowded cities with heavy traffic as well as for those who work from home and need a peaceful environment free from interruptions to focus on duties undistracted.

Overall, using soundproof fiberglass insulation is an effective way to improve the acoustics of any space while also providing thermal insulation benefits.

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Using Acoustic Doors

Acoustic foam and fiberglass blankets are two common soundproofing additions, but they can be costly and time-consuming. However, there is a less complicated option that you might not have thought of using an acoustic door panel. Compared to expensive soundproofing options like plywood, these panels offer a more economical middle ground. Various materials, including foam and solid wood, are used to make acoustic door panels.

Your door becomes soundproof thanks to them since they lessen the intensity of sound waves that pass through them. The installation process is simple; if you want to prevent harming your door, use adhesive strips instead of nails.

You’ll hear a noticeable difference in the amount of noise in your home when you use a soundproof fiberglass panel on your door.

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