In maximizing soundproofing in a room, additional materials are needed that function as sound absorbers. So that the sound from inside the room to the sound from outside the room does not interfere with each other.The following are the various types of silencers:1. GlasswolGlasswooll is a construction material made of fiberglass which is designed to muffle sound. Glass wool commonly used as a sound absorber has a thickness of 2.5 cm - 5 cm with a density of about 25 g/cm³ to 75 g/cm³.2. RockwoolRockwool is a construction material made of mineral fiber that has been specially designed to have a thickness that is useful for dampening sound. Rockwool has a thickness The thickness of this material itself is about 2.5 cm – 5 cm with a density of about 25 g/cm³ to 75 g/cm³. In addition to dampening sound, rockwool can also absorb heat. at first glance rockwool material is similar to glass wool, but has different advantages and disadvantages.3. Egg FoamEgg foam is one type of foam that can function as a sound absorber. Usually egg foam is used in music rooms, karaoke rooms, recording studios, meeting rooms, and other rooms that require soundproofing. Egg foam is made of Polyurethane foam which is able to muffle sound so that indoor and outdoor sounds cannot be heard from each other.
Those are some types of silencers that you can have and be used as a reference in choosing a silencer.
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