Insulated between floors have very little if not quite no insulating benefit.
Best sound insulation between floors.
For soundproofing a floor materials with good noise reducing qualities would be required to achieve the desired sound insulation.
First we have to make the distinction between insulating products and other soundproofing materials there are many materials you can attach to your wall to approximate the way insulating products work.
Insulating products are a key component of any soundproofing project.
Acoustic foam this material commonly called studio foam has a distinctive wedge or pyramid shape that is highly effective at absorbing sound.
You can as well use acoustic foam panels.
The soundproofing quality would also directly depend on the weight of the material used on or under the floor.
If the first floor soffits open into the joist bays these should be air sealed and insulated.
Knowing that you should make an effort to learn about the best soundproof insulation you could use in walls and ceilings.
Sound insulation sound insulation are batts made of mineral wool rock wool and fiberglass designed to fit in between the studs of walls.
Adding standard fiberglass insulation improves the rating to stc 39.
Although these are the best they are not the only options.
Sometimes buildings are construction with first floor eaves and soffits.
Here are seven easiest ways to soundproof a floor.
They attach to walls as panels hang from ceilings as baffles or sit in corners as bass traps.
Short of that placing a sound barrier in the open joist spaces between the floors is an effective way homeowners to slow the transmission of noise.
How to soundproof a floor.
A typical interior 2 4 wall with 1 2 of drywall on both sides has a rating of stc 34.
Although soundproofing between existing floors can be a bit difficult it is not that different from other soundproofing projects.
This is done is by removing the ceiling drywall and inserting anything from r 13 to r 20 fiberglass insulation in the joist space.
Adding sound rated insulation can improve that to stc 45.
This can be made from materials such as glass fiber or cellulose fiber insulation.
However there are certain scenarios and reasons like sound proofing to insulate between floors.
Use interlocking floor mats.