Comprehensive analysis of soundproof doors: selection, installation and application scenarios to achieve a quiet life

In today's fast-paced life, finding a quiet private space is becoming more and more important. The emergence of soundproof doors solves this problem. They not only help to maintain personal privacy, but also improve the quality of life and work. This article will introduce the basic concepts, application scenarios, main types of soundproof doors, and the points that need to be paid attention to when selecting and installing soundproof doors.

Note: The picture below is a case of ENA sound insulation project, the soundproof door of the Immigration Affairs Building in 2023

The basic concept of soundproof door

Click here to view ENA Sound Insulation Project

Soundproof door, as the name suggests, is a door with good sound insulation performance. It uses special sound insulation materials and structural design to prevent the transmission of sound and achieve the purpose of reducing noise interference. The performance of soundproof doors is usually expressed by sound level (STC), the higher the value, the better the sound insulation effect. Generally speaking, STC 25 means basic sound insulation effect, while STC 40 and above are high-performance sound insulation doors.

Note: The picture below is a case of ENA sound insulation project, Mandarin Oriental guest room in 2023, soundproof door optimization

Application scenarios of soundproof doors

Click here to view ENA Sound Insulation Project

Acoustic doors are used in various occasions, the following are a few typical examples:

  1. family home: Soundproof doors can effectively reduce neighbor noise, household machine noise and other indoor noise, allowing occupants to enjoy a quiet living space. Especially for families with children, soundproof doors can reduce the sound interference in other areas of the room when the children are resting.

  2. office: In the office environment, soundproof doors can provide employees with a quiet working space and improve work efficiency. In addition, soundproof doors can also be used in conference rooms and offices of top managers to protect business secrets and keep meetings private.

  3. schools and libraries: In these places, soundproof doors can effectively reduce noise and provide students and readers with a good learning and reading environment.

  4. theater and recording studio: The soundproof door can prevent the intrusion of external noise, and at the same time prevent the leakage of music and performance sounds, and protect the creative environment of artists.

Main Types of Soundproof Doors

Click here to view ENA Sound Insulation Project

According to different sound insulation materials and structures, sound insulation doors can be divided into the following types:

  1. solid wood soundproof door: This kind of door is usually composed of multi-layer solid wood boards, which has good sound insulation performance. The solid wood soundproof door has elegant appearance and strong texture, which is suitable for home and high-end commercial places.

  2. Composite soundproof door: Composite soundproof doors are made of a combination of materials such as solid wood, MDF (medium density fiberboard) and soundproof filler. The sound insulation effect of this kind of door is better than that of ordinary solid wood door, and the price is relatively low.

  3. metal soundproof door: Metal soundproof doors made of steel or aluminum filled with soundproofing materials such as mineral wool or polyurethane foam. The metal soundproof door has high sound insulation performance, and has a strong structure and good durability. Commonly used in industrial facilities, machine rooms and other occasions.

  4. Glass soundproof door: Glass soundproof doors are made of special soundproof glass, such as laminated glass or vacuum glass. This kind of door has good sound insulation performance, high transparency and aesthetics, and is suitable for modern offices and commercial spaces.

Key points for selecting and installing soundproof doors

When selecting and installing soundproof doors, you need to pay attention to the following points:

  1. Determining Soundproofing Needs: Before choosing a soundproof door, first determine your soundproofing needs. Depending on the location, varying degrees of sound insulation may be required. For example, a family home may only require basic soundproofing, while a recording studio needs high-performance soundproof doors.

  2. Choose the right door type: According to your sound insulation needs and budget, choose the appropriate type of sound insulation door. Different types of soundproof doors have different performance and prices, so choose according to the actual situation.

  3. Check door frames and sills: The tightness of the door frame and sill is critical to sound insulation. When installing the soundproof door, make sure that the door frame and sill fit tightly with the door, and use professional soundproof sealing strips to improve the sealing performance.

  4. professional installation: The installation of soundproof doors requires professional skills and experience. Choose a professional installation team and follow the correct installation process to ensure that the performance of the soundproof door can be fully utilized.

  5. maintenance and maintenance: The performance of an acoustic door may degrade over time. Regularly check the sealing condition of the door, and replace the worn sealing strip in time to maintain the sound insulation performance of the door.


Soundproof doors provide us with a comfortable living and working environment, effectively reducing noise disturbance and protecting private spaces. When selecting and installing soundproof doors, you should choose the appropriate door type according to actual needs and budget, and ensure the tightness of the door frame and threshold to achieve the best sound insulation effect. Professional installation and regular maintenance are also important factors to ensure the long-term stability of the soundproof door performance.

With the development of science and technology, the material and design of sound insulation doors will continue to innovate, providing users with more efficient sound insulation solutions. As a consumer, when choosing a soundproof door, you should fully understand the product features and consult with professionals to ensure the value of your investment.

Acoustic doors are an integral part of modern life, they not only improve the quality of life, but also protect our privacy to a great extent. Investing in a proper sound proof door can make our life better.

Comment on this post (4 comments)

  • Ena factory says...

    @Ales: 隔音門在緊急情況下會影響疏散嗎?

    May 27, 2023

  • Alex says...


    May 27, 2023

  • Ena factory says...

    @Zoe: 想問一下,隔音門已安裝後,可以如何進一步提高隔音效果?

    May 27, 2023

  • Zoe says...


    May 27, 2023

Leave a comment

Please note, comments must be approved before they are published