For questions generally relating to the prevention of transmission of sound from one enclosed area into another or between interior and exterior spaces.

learn more… | top users | synonyms

14
votes
6answers
5k views

What are some cost-effective tips for reducing external sound from entering a room?

I have a small office room that shares a wall with our living room. When we have guests over, their voices travel fairly well; they sound somewhat muffled but are still audible. As I WFH ...
12
votes
1answer
688 views

How can I fix the noise level in my home?

When anyone walks above me in our two level home it sounds like a herd of elephants stomping through. Is there any way to fix this?
8
votes
2answers
3k views

Why does my house carry sound so much?

My home is a 1100sqft, single story home and it carries sound very far and clearly. It make the house 'loud'. When I sneeze loud I hear a high pitch echo. Voices seem to be amplified and with a ...
7
votes
5answers
12k views

How can I sound proof bathroom walls?

I'm trying to figure out the best, least intrusive way of sound proofing the walls of a bathroom. The bathroom shares a wall with my bedroom, and my 3 yea old's bedroom. The main problem is the sound ...
7
votes
2answers
1k views

How do I sound-proof a bathroom?

I think most people would agree that sound proofing a bathroom is a swell idea. Since bathrooms are special rooms (high humidity), what are some tips and techniques you can use to sound proof one ...
6
votes
2answers
5k views

My neighbor keeps complaining about my music. How to soundproof my apartment?

I live in an old apartment building and the walls are thin. This is a problem because I love to listen to music -- sometimes at odd hours of the night. Yes, I can be an asshole in this way. But my ...
6
votes
8answers
13k views

Do any ultra quiet ceiling fans that have no motor hum exist?

I am in the market to buy two large ceiling fans to cycle air within and potentially cool my master bedroom. The room is about 16x27 feet, and it gets pretty hot during spring, summer, and early fall. ...
6
votes
2answers
994 views

After I soundproof my bedroom wall with QuietRock, will I need to somehow soundproof the floor?

I am planning to put up a layer of QuietRock on top of existing drywall, potentially with Green Glue between the layers for good measure. I am doing this because the wall in question is against my ...
6
votes
1answer
629 views

Sound proofing a waste pipe

In our (badly designed) flat the upstairs waste pipes run straight through our bedrooms. It's a shame as the outer corridor is right next to our bedroom, so it would have been sensible to put it in ...
6
votes
1answer
979 views

How do I design a 100 mm thick barrier that maximizes thermal and acoustic insulation?

I need to design a thermal and sound barrier - walls of a cuboid-shaped space. Imagine it is a free-standing bike shed in the fields. The walls can not be thicker then about 100 mm (4 inches). The ...
5
votes
4answers
1k views

What products should I use to add sound insulation to a party wall?

My bedroom shares a wall with my neighbours bathroom and I would like to add some sound proofing to my side of the wall. Can anyone recommend any particular products? The wall is brick and does not ...
5
votes
3answers
2k views

How do I soundproof my vaulted townhouse wall?

I want to soundproof my wall. In fact, it's this wall: I know, right? It would probably be an enormous task, but I really want to get it soundproofed because I have a neighbor on the other side ...
5
votes
3answers
2k views

Soundproofing a floor: How about cement backer board w/ Green Glue and mass-loaded vinyl?

I've been researching soundproof underlayments for floors, but the selection seems to be very paltry. It appears that you're pretty much stuck with mass-loaded vinyl (MLV), QuietWood, and a few other ...
5
votes
2answers
3k views

How can I temporarily soundproof my apartment ceiling?

Currently I'm living in an apartment that has poor soundproofing. My upstairs neighbors get up at 4:30 am to go to work. They have two dogs. So there's a lot of noise between 4:30 am and 5 am. Like ...
5
votes
3answers
534 views

What windows should be used to soundproof from traffic noise?

I am having a house built by a builder. On my contract, it is specified that 'Sound Attenuating' windows would be installed. This is important as the house backs up to a busy road which provides a ...
5
votes
1answer
3k views

What is a reasonable expectation of decibel reduction when sound proofing?

Background I'm currently renting an apartment in a very old building and have a lot of trouble sleeping because of the noise. My apartment is underneath the main entry way; and people come in and ...
4
votes
1answer
2k views

How can I soundproof an interior door?

I'm looking to soundproof some interior doors. My plan was to drill a 1/2" hole at the top and fill it up with foam, but I'm not sure what type of foam to get. I've used tiny foam cans before, but ...
4
votes
2answers
2k views

how to achieve a reduction of noise of -60 dB in as little thickness as possible of insulation material?

I am looking into materials to acoustically insulate a room, and I need to do it in as little thickness of the material as possible. I found something called Balterio which is a 3 mm thick stuff sold ...
4
votes
3answers
423 views

How do I insulate space in loft to create music studio

I have 3 DIY created rooms in my large live/work studio/artist loft. They are made with 2x4 and 2x6, framing with drywall walls and plywood ceiling. The apt has 14' 7" ceilings so we just have ...
4
votes
2answers
5k views

How can I soundproof a bathroom door?

I'd like to make one of my bathrooms that one special place where a guest can go about their business in peace. Essentially, I am going to be soundproofing/insulating my entire bathroom, but the ...
4
votes
2answers
2k views

How can I insulate the floor to prevent sound from travelling through it?

I live in a top floor flat (apartment), and have a real problem with sound travelling from the flat beneath me. The worst sound is either bass from a TV, or voices. I paid a company a few years ago ...
4
votes
1answer
827 views

How can I soundproof my bedroom walls as cost effectively as possible?

My bedroom is next to the kitchen on one wall, a hallway on one wall, the outdoors on one wall and the PC room on the other. The wall that bothers us the most is the kitchen wall. We would like to ...
4
votes
3answers
770 views

How can I determine the STC (Sound Transmission Class) rating for my condo walls and ceiling?

I work out of my condominium and generally like to have music playing throughout the day. A few nights every week I work late, sometimes until after midnight, so I'm thinking about soundproofing my ...
3
votes
2answers
2k views

How can I temporarily soundproof my bedroom window?

I live on the second floor of a noisy NYC apartment building, and my bedroom window is unfortunately right above a busy street. I've been sleeping with earplugs for a while, but I still get woken up. ...
3
votes
3answers
6k views

How do I build a sound dampening box for a pool filter?

I have a pool filter next to my house in the 1.5m between my house and the boundary. I'd like to build a box around it to dampen the sound a bit. I will still need periodic access to the filter for ...
3
votes
2answers
1k views

Can I put acoustical putty *inside* the electrical box rather than around the outside?

For soundproofing applications, they make acoustical putty that you put around the electrical box. However, what if you can't get behind the electrical box? In my case, I have a wall floating on hat ...
3
votes
2answers
473 views

Is it feasible to cover low-pile carpet with a 1/4" subfloor and vinyl tile in a kitchen?

Scenario: I'm the owner of a multi-unit 2 story apartment. The people living up and down are cousins to each other and are in the process of switching apartments -- long story, don't ask. The upstairs ...
3
votes
3answers
2k views

How to soundproof a wall between two apartments in a 1950s NYC structure?

I'm hoping someone might have a suggestion about the best way to soundproof my bedroom wall that is adjacent to my neighbor's living room. It is an apartment that I own in a coop building in NYC that ...
3
votes
2answers
438 views

Is there a way to sound proof my basement while I've got part of the ceiling open?

We had a header beam installed in our basement. The floor joists are exposed for 1ft (~30cm) on both sides for the length of the beam. The basement is an apartment, so I'd like to add some ...
3
votes
1answer
762 views

How do I seal around a door to make the opening more sound-proof?

I live in an apartment condo. The noise from the very loud neighbour comes through the door spaces. I wish to seal off all of her noise. My walls are brick and are good. But the door going out to ...
2
votes
2answers
542 views

When building drywalls with suspended ceiling do I need wall height to actual ceiling?

I'm building classrooms in the large basement of our home; we're in Spain and have an English school we're expanding. Room to room sound insulation and resonance are the major concerns I have to ...
2
votes
4answers
3k views

Is there a way I can make an indoor door a better sound insulator?

I have an indoor hollow bedroom door. The door seems to offer very little sound insulation, and I would like to add a bit more. I'm not expecting to get perfect silence or anything, but I would like ...
2
votes
2answers
530 views

Installing subfloor and hardwood on top of concrete (2nd story)

I bought a condo in a triplex where I basically have all of the 2nd floor. Most rooms are on hardwood, while the rest is on laminate with a serious height difference of an inch and a half (hardwood ...
2
votes
1answer
391 views

How can I deaden the vibration noise of a box fan?

I have a closed box fan motor above an insulated false ceiling. I asked the builders to put acoustic absorbing material around the motor to absorb its sound but am not happy with the deep resonant ...
2
votes
1answer
513 views

Could space above a drop ceiling and below sound absorbing insulation increase echo in room?

Our builder has asked whether we have any objection to his laying sound insulation on top of the suspended ceiling he's going to install, rather than attaching it to the actual ceiling above. He ...
2
votes
2answers
307 views

Sound deadening in a small (~5x6) room with a glass wall

I have a small phone room at the back of the office. It's around 5x6, has a ~10' ceiling, a large window, and a full-height glass wall and door on one side. The walls are brick on two of the other ...
2
votes
1answer
174 views

How to improve sound isolation of an interior door?

Interior doors of the type frequently used in rented housing (I'm speaking in particular of apartments) seem to be hollow and do not do a very good job of sound insulation. If for example a laundry ...
2
votes
1answer
894 views

How can I isolate my bedroom from refrigerator noise?

I want to close out noise from my fridge/freezer. The walls are very thick, but I have a a free passage which needs isolating. I'm thinking some isolating material perhaps that I can hang in direct ...
2
votes
2answers
65 views

Looking to improve acoustic and thermal performance before relaying wooden floor

We are about to lay new wood floor in the entire upstairs of an old Victorian house. This seems like the perfect opportunity to acoustically (and thermally) insulate the floor to separate it from ...
2
votes
0answers
62 views

How to sound-proof a loud room [duplicate]

Possible Duplicate: How can I temporarily soundproof my apartment ceiling? I often hold parties with music at my house and would like to do a courtesy to the neighbors by soundproofing my ...
1
vote
2answers
86 views

How can I reduce street noise behind my house?

My house backs up to a street, with 3 lanes in both directions. Even though there is a good 30 feet from the back fence to the road, the street noise can get pretty loud during peak traffic times. ...
1
vote
3answers
88 views

How can I soundproof a hatch door in the floor?

Wooden hatch door, it's about 1.5" thick plywood but quite loud below when people walk over it, despite having carpet on top. It closes against a metal jam so I was thinking of putting some dense ...
1
vote
2answers
716 views

What's an efficient way to soundproof the space between my door frame and wall frame?

I am going to be creating my first soundproof door assembly. I have my idea down for the frame and door itself, but the problem is going to be that empty space between the door assembly and framing ...
1
vote
1answer
333 views

How can I soundproof a grille in a wall?

I have a niche as a wardrobe in my bedroom. The niche is built upon the stairs and has a wooden grille on the wall facing their side (think of it as a window-shutter, I guess it was made to give the ...
1
vote
2answers
919 views

How to make my room sound proof

I want to convert my room into sound proof room, as I watch movie on my PC. I want to have a theater like effect so that I can watch at high volume.
1
vote
1answer
2k views

What is a heavy, dense wood for a soundproof door assembly I am putting together?

I am going to attempt to create my own door assembly (frame, door, etc) for my soundproofing project and am looking for very dense, heavy wood. The first wood that comes to mind is oak, but I suspect ...
1
vote
2answers
178 views

How can I insulate a window against the sound caused by high winds?

I'm on the top floor of an exposed block of flats which is currently being battered by high winds on a nightly basis. I have draught excluders fitted but there's still a lot of noise that comes in ...
1
vote
1answer
86 views

Framing interior non-bearing wall with 24" on center for sound proofing

I'd like to sound proof a few interior walls in my house using the techniques for the 52 STC here (http://www.soundproofingcompany.com/soundproofing-solutions/soundproofing-walls/) which is basically ...
1
vote
1answer
325 views

How can I muffle street noise increase from triple-pane windows?

We recently had new triple-pane Soft-Lite vinyl windows put in around our house, to replace the older single pane, double hung sash windows that were in place before. The odd thing is that the house ...
1
vote
1answer
187 views

How soundproof is roxul / acoustical putty?

I want to put Roxul and acoustical putty in the interior walls of the home my wife and I are renovating. She is worried that she won't be able to hear the kids (ages 5, 3, 0) in the next bedroom over ...