How effective are the sound insulation strips?

How effective are the soundproofing strips? Hot topics and actual measurement analysis on the entire network in the past 10 days

With the acceleration of urbanization, the problem of noise pollution has become increasingly prominent. As a cost-effective noise reduction solution, sound insulation strips have recently become a hot topic on social platforms. This article combines the popular discussion data on the entire Internet in the past 10 days to conduct an analysis from the dimensions of sound insulation principles, actual measurement effects, user reviews, etc., and also attaches a structured data comparison.

1. Core hot search data for sound insulation strips (last 10 days)

2. Measured data on the effectiveness of mainstream sound insulation strips

3. Analysis of real user feedback

According to the 387 valid comments under the topic "Soundproofing Strips Overturned" on Zhihu:

1.Satisfied group (62%): It mainly recognizes the isolation effect of medium and low-frequency noise below 30dB, especially the improvement of footsteps in the corridor and the sound of elevator operation;

2.Key points to complain about (23%): Concentrated on the aging and deformation of the sealing strip (mostly occurring within 1 year), limited isolation of high-frequency speaker sound, and serious glue residue in some products;

3.Shopping advice (15%): It is recommended to give priority to the silicone material with 3M adhesive backing. During installation, the door frame needs to be thoroughly cleaned and used with sound insulation cotton.

4. Professional advice from engineers

Architectural acoustics expert @ Silent Laboratory pointed out in the B station video:

1. The actual effect of the sound insulation strip is directly related to the matching degree of the door and window gaps. It is recommended to use a card to measure the gap width before purchasing (0.5-3mm choose the thin version, 3-5mm choose the thickened version);

2. For traffic noise above 80 decibels, insulating glass is required to achieve the ideal effect;

3. Magnetic sound insulation strips have stable performance in the environment of -20°C to 60°C, and are suitable for areas with large temperature differences in the north.

5. New trends in 2024

Tmall new product data shows that the most popular products recentlySelf-adhesive sound insulation stripsPresenting three major upgrades:

• Addition of nano-antibacterial layer (search volume +170% year-on-year)
• Color-changing design that can be sprayed (Tik Tok review has more than 5 million views)
• Intelligent temperature sensing and variable density technology (mainly -30℃ anti-freeze cracking)

Summarize:Sound insulation strips have a significant effect on isolating medium and low-frequency noise, and are more cost-effective than replacing doors and windows as a whole, but the material and model need to be selected according to the specific use scenario. It is recommended to give priority to products with third-party testing reports (such as GB/T 14683 standard), and pay attention to checking the sealing status every six months.