Questions tagged [noise-reduction]

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34 views

Outdoor Ac unit causes home cinema to hum

The design of my new home placed the outdoor ac unit of my ducted system right outside my home theatre. I love my new house but this is really bothering me as it makes the home theatre feel like an ...
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2answers
97 views

Loud brass valve - how to make it quieter?

I have a 0.5hp pond pump, powering my backyard water features. My pump is actually very quiet - quieter than the natural sound of the running water, so you don't notice it. The pump circulates 960 ...
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1answer
74 views

Using Quietrock drywall AND Rockwool Sound Insulation?

How much additional noise reduction can I get by combining Rockwool sound insulation with QuietRock drywall? Or does one render the other moot? I'm looking to add some noise reduction to an unfinished ...
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1answer
45 views

Keeping out street noise

While I live on the 7th floor, the noise coming from street level is significant. Small motorcycles with their mufflers taken off race by all day long, constantly, and even at this level they can be ...
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1answer
45 views

Tips for avoiding floor impact noise [closed]

We had a 2-story extension built, complies with earthquake code in Oregon. It only has a sub-floor right now but the impact noise from the bedroom to the kitchen downstairs is shocking. The final ...
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0answers
16 views

Improving HVAC post Remodel

We are living in a house that was originally built in the 80s with a gas furnace and forced air. Prior to our purchase, the house underwent a significant remodel including the addition of two rooms ...
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0answers
39 views

How to reduce the noise from a kitchen to a bedroom?

What are some ways that I can use to reduce the noise from the same apartment of a bedroom? The room is one door and wall separated from a shared kitchen, which is sometimes busy and noisy. I'd like ...
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1answer
718 views

What could be the source of a tapping type sound coming from my upstairs air ducts? [duplicate]

We bought a new house a few months ago. I do not recall hearing this noise in the summer, when the AC was running, but then I wasn't in this room that much so I am not sure if it was happening. We ...
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2answers
879 views

Cover & sound-suppression for doorbell transformer in utility closet

This transformer is installed in the utility closet of a 1970's condo. Notice the wad of cut paper sheets pinched between transformer and the wall plate. This is an attempt at halting a low-tone ...
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2answers
264 views

How to reduce ear splitting intercom noise?

My landlord replaced our fancy intercom system to a cheap one, I am guessing because of maintenance. The new one does not have any controls and I am trying to reduce the noise of the buzzing or, if ...
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1answer
113 views

Sound proofing a panned floor joist return run (basement apartment)

I'm building a basement rental unit in our home. We'll be living upstairs so I'm doing my best to sound separate the upper and lower units. I'm using a seperate hvac system for the basement (baseboard ...
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0answers
751 views

Soundproofing cat door

We're getting a cat next week and we'd like to place the litter box in the cold room. There is just one catch: there is a super-loud dehumidifier running in that room and it would drive us crazy to ...
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1answer
101 views

How do I identify and fix a buzzing noise in my commercial freezer?

I have been using a second-hand TRUE commercial freezer for almost 13 years for my home catering business. It has been making a buzzing noise since yesterday. How can I identify the source of the ...
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1answer
91 views

New floorboards upstairs now sounding drum-like when I walk on it. How do I add sound proofing after gluing the panels in?

In an upstairs bedroom, super squeaky tongue and groove planks were removed, and large panels were put in. I used that expensive tape on the joists, the panels were all cut to fit with tiny gaps by ...
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1answer
531 views

Soundproofing around water softener

I'm trying to come up with options for soundproofing around our water softener (and the mechanicals that go alongside it - not including water heater). Currently when it goes through it's regen cycle, ...
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2answers
667 views

how To Silence a Loud PTAC AC Unit?

I moved into an apartment with a loud (and somewhat not so cooling) PTAC in-wall AC unit. Each room has its own, a total of 3. The land lord is super cheap and only replaced the 8+ year old unit in ...
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36 views

What can I put under a rug to minimize impact sounds?

We want to minimize impact sounds for our downfloor neighbots from one room. The floor surface is laminate, we don't know how the exact build of the floor but assume it's wood since the house is >100 ...
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2answers
4k views

Reducing wind noise inside

Living in suburbs west of Denver, we sometimes have rather windy nights. Tonight it's blowing about 25mph from the west, which means mostly parallel to my bedroom window. The windows are about 12 ...
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2answers
172 views

What additions to an interior ceiling can reduce noises of creaking / pacing from apartment above?

I live in a UK apartment with the one above currently being used as an AirBnB (or something similar). The only noises I typically hear from the occupants are in the form of stomping, creaking of what ...
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2answers
2k views

How can I mitigate humming from a streetside electrical transformer?

I have humming coming in and I think it is from the green box on ground, electrical transformer, in the front yard. It also has a hum. I have reported to electric company, but I don't think they will ...
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3answers
111 views

Best style of toilet when there's a long run to the drain line

Is there a style of toilet that does better when there is a long (mostly horizontal) run from the toilet to the vertical drain line? It seems to clog every few months (I think there might be a corner ...
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2answers
177 views

Is there a way I can soundproof an exterior apartment door from outside noise?

Its made of steel but hollow (though I'm not sure if completely hollow or if it has divisions like cells) with zero sound absorption. I already weatherproofed it with foam strips, but even then every ...
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4answers
7k views

Constant humming noise in house

I'm looking for ideas on what might cause the very deep hum I hear in my house when it's quiet. It's been present 24/7 for many years. When I'm alone in the house and nothing is turned on it's ...
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0answers
40 views

Noise transmission characteristics of dome structures?

Is a dome structure (e.g. geodome or binishell) more or less likely to transmit inside noise to the outside world, compared to the usual parallelepiped structure, at equal other conditions (same ...
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1answer
263 views

Reducing noise from hardwood floors

We have a ranch (single-story) house with hardwood floors on most of the ground level. The basement below this level is finished, and is where I work out of at home. We have kids that like to run ...
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2answers
76 views

Noise insulation of apartment right above noisy pub

How good can you isolate an apartment that's right above a very noisy rocker's pub? Could we install a thicker floor, or would the noise go through the walls anyway? What material would work best ...
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0answers
94 views

How do I stop the ticking noise coming from my furnace duct? [duplicate]

I've had some HVAC people here to look at the ticking noise coming from our furnace duct. One of them installed a brace on the piece in question. This seemed to make the ticking less frequent, ...
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6answers
2k views

Letting fresh air through a window without letting noise in

I live in an apartment and it's pretty noisy outside, so I usually keep my windows closed. It does get pretty stuffy inside though, so I'm wondering if there's a way to get air through the window ...
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0answers
107 views

Best sound-proofing techniques and recommended sound-absorbing materials?

This is fundamentaly a question about soundproofing and sound absorbtion. When working this project I've realised I don't understand the concepts as much as I though I did. I basically set up a shelf ...
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1answer
176 views

Fix noisy washing machine spin cycle

I have a Whirlpool WWDC9440 Freestanding Washing Machine which I've had for 4 years. Recently (or gradually as I can't remember a step change) the spin cycle has become very noisy with the vibrations ...
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2answers
193 views

How can I prevent echo from footsteps on a hollow, temporary stage?

I am working with a dance group who use a temporary stage that can be easily set up and broken down for shows. It stands between 2 and 3 feet off the ground. The only problem with this stage is that ...
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2answers
2k views

Replace drop ceiling with drywall and soundproofing

This is my basement ceiling this morning: After a couple of hours, I removed all drop ceiling for entire basement with 1 living room and 2 bedrooms: I would like to install drywall with access ...
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1answer
5k views

How can I reduce noise from tenants coming through my heating duct?

I live in an old house with a wood frame and forced air heating. My family lives upstairs and we rent out the bottom floor. My problem is that the sound from my tenant's bedroom travels directly into ...
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1answer
702 views

Can a motorized damper be installed inside existing ductwork?

My HVAC system consists of a fan, furnace, compressor-driven AC, and evaporative cooler. The problem is that there is a large air volume used only by the evaporative cooler that is generating a lot of ...
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2answers
342 views

Should I Insulate Between Floors to Reduce Noise?

We're in the process of turning our large unfinished attic into a bonus room and bathroom. Originally the attic floor contained the insulation that kept the house warm. Now we'll spray foam the ...
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2answers
1k views

Sealing middle of sliding window with portable air conditioner installed

In my bedroom I have a one hose portable AC unit, because my only bedroom window is a sliding window. Currently, I set up the window kit in the day and take it out before bed. The reason for this is ...
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718 views

Constructing a simple silent bedframe: felt pads for connecting surfaces?

I will construct a simple wooden bed, nothing fancy. The main concerns for it are quietness when moving, and stability to allow adding small hooks, latches and whatnot to the sides. It'll be either ...
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2answers
16k views

Means of adjusting fan speed on Bryant gas furnace

My home is heated by a Bryant 359AAV furnace. The thermostat controls and indicates whether the fan is ON or OFF, but the furnace has a four-speed fan. I believe the installer set the fan on "HI" and ...
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1k views

noisy pipes in wall

Problem We live in a condo and have a problem with noisy (whistling / shrieking / whooshing) pipes in our bedroom wall. We've identified one or two fixtures in the building that are the source of the ...
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1answer
727 views

Lessen noise from adjacent room

I have a housemate who tends to snore during the night. Since our rooms share a wall, I tend to hear it. We live in an apartment building made from concrete panels. I'd like to do some basic ...
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120 views

Remove reverb and soundproof room

I have a room I'd like to be able to record in, and I'm looking at foam panels and various items to influence the sound quality/propagation/acoustic, etc. Thing is, the more I read about it, the more ...
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3answers
2k views

Why don't heat pumps run for a bit BEFORE starting the air circulation fan?

I'd like to think I understand how heat pumps work decently well. My home has one plus electric heat, which I try not to resort to because heat pump is more efficient, if slower. When a traditional ...
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1answer
116 views

Ideas about sound coming from floor

I live in an apartment and there is a low frequency noise coming from the floor of my bedroom. It is coming from the ceiling fan in the apartment below. The sound is very low, but after listening for ...
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0answers
350 views

how to deal with oversized furnace

I recently got a new furnace for our 1200 sqft house in Denver CO. We are planning on adding a second story in a year and I was going to wait until we did that to replace the furnace. Then the furnace ...
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1answer
4k views

Kitchen Cabinet "Cracks" when opened

A cabinet door in my kitchen makes a loud annoying "cracking" noise when I open and close it and I'm curious if this is something that I can fix simply by adjusting the adjustment screws or if there ...
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2answers
3k views

Soundproofing bathroom/bedroom wall

I have a wall between the bathroom and bedroom. The sound transfer between the bathroom -> bedroom is huge. Mainly the water sounds from the toilet and shower. I'm about to tile the whole ...
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1answer
3k views

I have a chirping sound in my house that moves around

It is not the smoke detector. We have just had rain and there was a ton of tree frogs out front in the trees. Could a tree frog be in my house making that chirping noise? (The chirping sound moves ...
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2answers
451 views

Reducing traffic noise in front and back yard

Our rural house is located 200 yards from an interstate highway overpass. House is parralel to interstate, and overpass is located near a corner of property. How can we reduce the noise entering the ...
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3answers
6k views

Road noise reduction in the balcony

I am living in an apartment which has a balcony right next to the small road. Even thought the road is quite small, cars are still driving there and it makes a lot of sound if the doors to the balcony ...
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2answers
293 views

Soundproofing workshed floor & roof

Roof high side Window __o o o o o__ Door o--|--|--|--o o--|--|--|--o o o o o o Roof low side I'm planning a soundproof shed using pine posts, laid out ...