Finding Tranquility Amid City Noise: Window and Door Sound Insulation Solutions
- BEATUS
- Sep 27, 2024
- 2 min read

The Relationship Between Sound and Sleep
During the day, subtle sounds can be amplified in the quiet of the night. Sounds above 40dB can easily disrupt sleep, preventing deep rest and affecting overall health.

Sound Transmission and the Impact of Windows and Doors
When sound transmitted through the air encounters glass and window frames, the glass and frames are excited by the sound waves, causing vibrations that allow sound to penetrate into the room. It is also easy to overlook the gaps in doors and windows, where sound can travel through various seams into the interior. Therefore, the configuration of window glass and the gaps in glass installation and sash openings are crucial factors affecting the sound insulation of windows and doors.

Sound Insulation Performance of Glass
In sound insulation performance, glass is a key factor. By utilizing the "coupling effect" and the "mass law," we can select glass with high sound insulation performance.
In simple terms, the coupling effect refers to certain frequency sound waves that can easily penetrate the glass. For example, traffic noise is mainly low-frequency, while laminated glass performs better at high frequencies, making it more effective at reducing traffic noise.\
According to the mass law, increasing the thickness of the glass can significantly enhance sound insulation performance, with a doubling of thickness resulting in an approximate increase of 4.5dB.

Ensuring Optimal Sound Insulation
However, even the best glass cannot withstand the challenge of "a single gap." Ensuring that the sealing performance of the system doors and windows perfectly integrates with high-quality sound-insulating glass is essential for achieving optimal sound insulation.
Solutions
Our window and door system features multi-chamber profiles with a sealing process that includes three layers of sealing strips on the inside, outside, and middle. The sealing strips are designed with a shrinkable filament to enhance the sealing performance of the doors and windows, making it more stable and effective in sound insulation.

Details are crucial, especially at corners and the intersections of frames and sashes, where often-overlooked "BLUG" points become weak spots in sealing.
To address this, we recommend:
Use specialized adhesive corner transitions to enhance the overall sealing of the window, ensuring a natural appearance while effectively isolating noise.
Utilize combined locking points and backing points along with soft and hard co-extruded foam seals, allowing for adjustment of the compressive force of the locking points and seats to ensure sealing performance at the opening.
Quality Commitment
We utilize high-quality materials and advanced technologies to ensure superior performance in sound insulation, durability, and aesthetics. We believe that only by excelling in quality can we truly create value for our customers.
Choose doors and windows with excellent sealing performance to create a high-quality sleep environment for yourself in Australia. Improve your sleep quality by starting with a highly effective sound-insulating system door and window!
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