3 Best Ways to Soundproof Door Edges: Your Ultimate Noise Reduction Guide

How to Soundproof Door Edges

Picture this: You’re trying to relax in your room after a long day, but the noise from the living room keeps disturbing you. You’ve tried closing your bedroom door, but it doesn’t seem to be enough.

What if we told you that learning how to soundproof door edges could make a significant difference in reducing unwanted noise? In this blog post, we will discuss various methods on how to soundproof door edges and help create a more peaceful environment in your home.

Check out my door soundproofing guide before proceeding further.

How to Soundproof Door Edges

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This article provides an overview of techniques for improving door edges and reducing sound transmission which include:

  • Sealing Door Edges with Weatherstripping
  • Using Acoustic Caulk for Door Edge Soundproofing
  • Adding Door Sweeps for Enhanced Soundproofing

1. Sealing Door Edges with Weatherstripping

A person installing weatherstripping around the door to seal gaps

Weatherstripping is an effective technique for sealing door edges and diminishing sound transmission. By applying weatherstripping around the door frame, you can create an airtight seal that prevents sound waves from passing through.

Nevertheless, it’s important to secure high-quality weatherstripping, as less expensive options might not stick as well, rendering them less efficient.

In addition to weatherstripping, there are ready-to-install kits composed of neoprene seals mounted onto aluminum tracks, as well as the addition of a thicker threshold. These alternative methods can also help seal gaps around the door and further improve soundproofing.

Types of Weatherstripping

Various materials, such as foam, rubber, and neoprene, are available for weatherstripping. Each material offers different levels of soundproofing and durability.

For example, foam weatherstripping is affordable, easy to install, and works well when compressed, but it may not be as durable as other materials such as vinyl and may not hold up well in inclement weather.

Neoprene weatherstripping (Amazon Link), on the other hand, is known to provide better soundproofing capabilities and is more durable. It is estimated that the typical expense of neoprene weatherstripping ranges from $11.54 to $34.32 per unit.

Comprehending the various weatherstripping materials and their advantages and disadvantages can assist you in choosing the material best suited to your specific needs.

Installation Process

Correct installation of weatherstripping is pivotal for the best soundproofing outcomes. Prior to installation, it is essential to adequately prepare the area and obtain accurate measurements.

This includes cleaning the surface, inspecting for any gaps or cracks, and measuring the door jamb. Ensuring a secure closure is also important, and can be achieved by tightening the door’s hinges using a screwdriver.

When hanging the weatherstripping along the door jamb, ensure it nearly touches the threshold. This will help establish a tight seal and guarantee effective soundproofing. Adhering to the correct installation process and utilizing high-quality weatherstripping materials can notably enhance your door edges’ soundproofing abilities.

2. Using Acoustic Caulk for Door Edge Soundproofing

A person applying acoustic caulk to the perimeter of the door

Acoustic caulk (Amazon Link) can be used to seal any gaps around door edges, thereby enhancing soundproofing levels. It can be applied around the door frame, between the frame and the walls, to reduce sound transmission and obstruct water from infiltrating the structure.

The forthcoming sections will cover the correct application techniques and the significance of providing sufficient drying time for acoustic caulk.

Application Techniques

The correct application techniques are imperative for obtaining the highest soundproofing results with acoustic caulk. Here are the steps to follow:

  1. Prepare the surface by ensuring it is clean and dry, and removing any old caulk or debris from the gaps.

  2. Select a suitable caulk for your specific needs.

  3. Apply a 1/4-inch bead of caulk along the edges where sound leakage may occur.

  4. Consider using a second bead of caulk where the top layer of drywall meets the floor and ceiling for additional soundproofing.

When using acoustic caulk for door soundproofing, it’s important to make sure the caulk stays flexible and to be aware of potential sound leaks. By following the proper application techniques, you can effectively seal gaps around door edges and further enhance the soundproofing capabilities of your door.

Drying Time and Maintenance

Allowing enough drying time and maintaining the caulk is important for achieving lasting soundproofing benefits. Here are some tips to follow:

  1. The drying time for acoustic caulk is typically 48 hours.

  2. Factors such as temperature, humidity, and the type of caulk used can affect the drying time.

  3. It is recommended to adhere to the manufacturer’s instructions for optimal drying time.

To ascertain if acoustic caulk is completely dry and ready for utilization, examine if it is dry to the touch and does not shift or smudge when handled.

In general, it takes 1 to 10 days for acoustic caulk to totally cure. Providing enough drying time and proper caulk maintenance can ensure enduring soundproofing benefits for your door edges.

3. Adding Door Sweeps for Enhanced Soundproofing

Soundproofing Door Sweep

Door sweeps enhance soundproofing by sealing the space between the door and the floor. Acoustic door sweeps are constructed with acoustic materials specifically designed to form a complete barrier to the external environment.

They function by sealing the space between the door and the floor, which is typically the widest gap around the door frame. An acoustic door sweep can make a significant difference, especially when there’s a large gap under the door.

In addition to door sweeps, door thresholds can be installed to help further impede sound from entering or escaping. The thresholds are made of neoprene material. They possess rubber protrusions to fill any gaps that may be present at the bottom of a closed door.

Types of Door Sweeps

Different door sweep materials offer varying levels of soundproofing. Rubber door sweeps (Amazon Link), for example, provide an effective seal and are simple to install but may have limited design options and struggle with irregular floors.

Vinyl door sweeps are typically more effective at blocking noise than rubber or fabric sweeps and can thus be used to soundproof a door. Neoprene door sweeps possess soundproofing properties that aid in the reduction of sound transmission through door edges.

The neoprene material functions as a barrier, hindering sound waves from passing through crevices and openings around the door.

Knowing the various types of door sweeps and their soundproofing abilities can help you choose the optimal solution for your requirements.

Installation Tips

Correct installation of door sweeps is key to obtaining the best soundproofing outcomes. To ensure accurate measurements and a proper installation process, follow these steps:

  1. Measure the width and height of the door.

  2. Measure the distance from the top of the door to the center of the bore (hole for the handle).

  3. Once you have accurate measurements, you can install the door sweep according to the manufacturer’s instructions.

  4. Ensure a snug fit and effective soundproofing.

Ensure the acoustic door sweep stays level with the floor during installation, to prevent any minor gaps that could allow noise penetration. Adhering to the correct installation steps and utilizing high-quality door sweep materials can notably enhance your door edges’ soundproofing abilities.


In conclusion, soundproofing door edges is an essential aspect of creating a more peaceful and quiet environment in your home.

By understanding the role of door edges and air gaps in sound transmission, and employing various solutions such as weatherstripping, door sweeps, solid core doors, acoustic caulk, and customizing door frames, you can effectively reduce the noise that enters or exits a room through the door.

By taking the time to implement these soundproofing methods and properly maintain them, you can ensure long-lasting soundproofing benefits for your door edges and create a more comfortable living space. It’s time to enjoy the peace and tranquility you deserve in your home.

Frequently Asked Questions

How Do You Soundproof the Side of a Door?

To soundproof the side of a door, try adding soundproofing rubber to the perimeter of the door, weatherstripping, a door gasket or sweep, and acoustic panels. The best solution is installing soundproof weatherstripping, also known as acoustic ‘gaskets’, gasket seals or door insulation tape/foam.

How Do I Make My Door Quieter When I Close It?

To make your door quieter when closing it, replace the door hinges with ones that have felt pads, apply weatherstripping, and install a door sweep. Additionally, add pinch guards, use a door stopper, cushion the frame with felt pads, install a door closer and a door wedge, and add door thresholds and soundproofing rubber to the perimeter of the door.

What Are the Primary Principles of Soundproofing a Door?

The primary principles of soundproofing a door involve increasing its mass and ensuring that any gaps are properly closed, particularly when dealing with hollow core doors.

What Materials Are Available for Weatherstripping?

Weatherstripping materials such as foam, rubber, and neoprene can be used to seal up gaps and cracks around windows and doors.

How Can I Ensure a Proper Installation Process for Door Sweeps?

To ensure a proper installation process for door sweeps, accurately measure the width and height of the door, as well as the distance from the top of the door to the center of the bore.


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