Most soundproofing is done with the room within a room principle in mind.
Building a room within a room soundproof.
Double layers of drywall are common for the inner room s walls and green glue noiseproof compound is used to seal the drywall.
Floors and ceilings can be soundproofed using many of the same systems suitable for walls.
Remember the room must be self contained.
One of the very best ways to soundproof a room is to install resilient channels which are z shaped metal strips that go between the wall studs and drywall.
In principle the aim is to reduce disturbing sounds in buildings.
If you want this space to be incredibly effective have it built on a floating floor.
The room within a room is also likely to use acoustic dampening insulation such as a the aforementioned roxul rockboard.
At this point you re building a room within a room.
It will have better results if it is not in contact with the shell of your house.
Room within a room the next level of isolation comes from adding an air gap of at least 2 between the walls and ceiling in your studio and the surfaces surrounding it fig.
The soundproofing of the building i e.
The thickness of existing walls plus the soundproofing of the acoustic booth.
Method 1 the ideal design for a room within a room is to start off with a large enough solid walled building then constructing one or more inner rooms that should be self contained built on a floating floor and should not touch the main outer shell of a house.
Construct a separate room within the original building with minimal contact.
Soundproof floors and ceilings.
However if you want to achieve significant sound isolation then a dedicated room construction is in order.
Building a room within a room casual noise can be reduced to a tolerable level by simply beefing up existing walls floors and ceilings.
If space allows run a new wall of high density concrete blocks internally mounted on thin neoprene a type of synthetic rubber compound so that the blocks are not directly on the floor.
As a simple additional step cover the floor with soundproofing mats then install carpet.
The flexible springy channels create.