How To Soundproof a Door: Complete Guide 2021

Topic: How To SoundProof a Door

If you are planning on soundproofing one or two rooms in your home, don’t forget to make a door noise-proof. Soundproofing the door is crucial since it’s where most of the sound escapes.

Home is the place where you relax and prepare yourself for the day’s challenges, which is why blaring commotions and noise can be distracting.

If you want to block the gap between the bottom of the door and the ground, you can use draught excluders. Since this can only do so much, why not make it your own sanctuary, soundproofing the door so you can finally relax in peace away from the hustle and bustle?

Well! There are tons of other ways and materials available to soundproof your home. If you want to check out our recent guide to noise reducing curtains then please do consider reading that article to gain more knowledge on soundproofing your house.

1. Fill in any gaps and crevices

There is a high probability that the doors in your house do not entirely fit in the frame and have some gaps either at the bottom or at the sides. The first step to soundproofing the door is to fill in all these gaps. You can use caulk, silicone caulk, or Gorilla Glue to do this.

There is a possibility that small cracks or gaps are designed into the door. If this occurs, use the products mentioned earlier to fill in the holes.

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Gorilla Super Glue
Reinforced to increase impact resistance and strength. Dries in 10-45 seconds, no clamping required Check On Amazon

2. Add a door sweep

If you have a door sweep on your door, it makes it easier to deal with the noise of slamming doors in an otherwise quiet house. In order to make your door soundproof, you must prevent it from being insulated or soundproofed between the door and the walls of the room.

You should install a door sweep on both the back and front of your door, so that you don’t accidentally knock over people. As with the previous tensioner, this type will reduce the resistance of your door’s movement.

The sound of outside noise can’t be heard when your doors are closed. Using the exact measurements of your door, you’ll be able to install an ideal door sweep.

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Door Sweep
The door bottom seal designed by 2 layers of sealer, stop the noise, keep your room cozy and quiet! Check On Amazon

3. Installation of automatic door bottoms

In contrast to door sweeps, automatic door bottoms provide a level of “free” weight support that makes it easier to get in and out of a door without any assistance. Additionally, automatic door bottoms are an easy and affordable way to create a sound-proof room without doing much work.

Using them as a second entry way helps prevent the door from closing abruptly. Finally, automated door bottoms are an excellent option for individuals worried about acoustic baselines. This also prevents any unnoticeable background noise from happening.

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Automatic Door Bottoms
Automatic door bottoms consist of an aluminum case which surrounds a movable drop bar seal. The drop bar seal is actuated by a plunger which contacts the jamb as the door is closing, forcing the drop bar seal down against the floor or threshold. Check On Amazon

4. Insert SoundProof Blanket

While it may not seem like the best solution for soundproofing a door, it is one alternative solution if the doors are hollow and not strong enough to block sound waves.

In this case, we aren’t talking about replacing existing doors; instead, we are offering the solution for soundproofing existing doors.

This will allow you to buy sound-absorbing door curtains, which you can hook to the opposite side of the door that is causing the noise.

Fiberglass materials and sound absorptive properties make it capable of absorbing sound waves.

6. Make Use of a Gap Foam

While it may not seem like the best solution for soundproofing a door, it is one alternative solution if the doors are hollow and not strong enough to block sound waves.

In this case, we aren’t talking about replacing existing doors; instead, we are offering the solution for soundproofing existing doors.

This will allow you to buy sound-absorbing door curtains, which you can hook to the opposite side of the door that is causing the noise.

Fiberglass materials and sound absorptive properties make it capable of absorbing sound waves.

You can use this solution if you have a thin door or a door that can’t block enough sound waves.

If you want to go for this alternative soundproofing solution then we would recommend you to go for one of the best soundproof blankets.

If you would like to learn more about soundproof blankets, you can read our detailed guide on how soundproof blankets can be an essential for blocking/reducing noise.

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Foam sound barriers
ound foam panels can dampen and diffuse mid to low frequency sound waves inside of a room, to minimize interference, increases increasing sound clarity. Check On Amazon

7. Installation of Roughs on the Floor

Rugs are the simplest and easiest way to reduce noise from doors. To install rugs, all you need to do is purchase them and place them on the floor.

You should put rugs on either side of the doors and especially on the other side from which the sound is coming.

At some level, rugs reduce both echo and decibel by absorbing sound waves. In order to soundproof a door, it is best to install heavier rough on the other side of the door.

Alternatively, you can place rough inside the room near the door. This way, any sound passing through the door will be absorbed by another rough.

8. Soundproof Your Door by Painting It

You can significantly block out noise by painting your door soundproof. Make sure your door is properly sanded and prepared before painting. 

Cleaning gutters, exterior doors, and the inside of the house require regular maintenance. Similarly to your exterior door, you should paint the door’s top.

However, It can only block high frequency sounds like aircraft horns and traffic noise, however. To achieve maximum sound reduction, you will need to use several layers of paint. 

There is a difference between one coat and four, but four coats would almost soundproof it. Before installing the doors, make sure that it has completely dried.

9. Add a wood panel to bolster the door

You might be able to solve the issue by adding another layer of medium-density core. It is important to recognize that panel types do not follow a one-size-fits-all model.

The area you have available must fit your requirements. If you want to install a wood panel door on top of an existing door, you may have to remove your existing door first.

In the frame of a door, a wood panel is like a soundproofing material. Rather than a standard door, you’ve installed a wooden panel.

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