Soundproof Underlayment

Soundproof Underlayment is a three layer  soundproof floor pad ,it made of 30kg/m3 density polyethylene foam with good resilience,good anti impact noise features,Used under the concrete floor to stop the noise spray from the floor,the sound inulation volume can reach 15db.

Parameter:

Installation Steps:

Living room before decorative

1. Flat the floor first ;

2. Cover with 11mm thick soundproof underlayment,fold 5cm when meet the angle and walls;

3. The better is the second layer put the 2mm thickness mass loaded vinyl

4. Ten pave the 4cm cement layer 

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