Why do I hear popping sounds in my house?

Asked By: Tunde Poeschel | Last Updated: 17th June, 2020
Category: home and garden indoor environmental quality
4.6/5 (47 Views . 15 Votes)
One of the main causes of cracking and popping noises that seem to occur randomly in a house, mainly deep within the walls, floors, and ceilings, is known as thermal expansion. This same phenomenon is responsible for many other inconsistencies house-wide, particularly around door jambs and window frames.

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Moreover, why do I hear cracking sounds in my house?

Popping noises may sound like they are coming from walls when the sounds are actually traveling down the air ducts throughout the house. The popping can sound rather loud as warm air expands or cool air shrinks the metal ductwork, causing them to pop.

Similarly, why does my roof make popping sounds? It's thermal expansion and contraction. The sun hits your roof and heats it up. As the lumber expands, it moves and it will rub against other pieces of wood that aren't moving at the same rate. This movement creates the popping noise.

Regarding this, why does my house make popping sounds at night?

Popping, banging or creaking, especially in the dead of the night, is startling -- but in most cases, those sounds are just your home's reaction to temperature changes. You can minimize some of the racket, and if the house is new, the noise probably will diminish over time.

Why does my house pop all the time?

Some of these sounds are normal, commonly known as thermal expansion and contraction caused by the cooling of the air, frequently in the evening, your home's wooden structure and attic beams will contract, creating a cracking noise.

32 Related Question Answers Found

Is it normal to hear noises in your house?

Certainly, some of the sounds you hear in your house are totally normal (your fridge intermittently running, the occasional creak of the house settling) but there are others that are cause for concern — indicators of what might need to be fixed, replaced, or even exterminated.

What is the banging noise in my house?

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If the sound is coming from the walls, it could be a "pressure hammer" —air pressure in the water pipes. Since the pipes run all through the house, turning on a faucet in the kitchen could lead to a banging sound under the bedroom. Try turning off the water at the main, then draining all the lines.

What makes a house creak?

Creaking and Popping in the Night
The many materials that make up your house — wood framing, plywood, glass, metal ducts, nails, plumbing pipes — all expand and contract at different rates. When a house cools at night, these materials may move slightly, rubbing against each other and making noises.

Why is there a clicking sound in my wall?

A repetitive ticking or clicking sound coming from walls and ceilings can result from the expansion and contraction of metal HVAC ductwork that conducts ventilation through these voids. When metal heats up, it expands; when the furnace stops pushing warm air through the system, the metal cools and contracts.

Can you hear termites in walls?


When termites are threatened or disturbed, they communicate by banging their heads against the walls of their tunnels. This creates a dry rattling that human ears can hear. Termites, however, cannot hear audible noise; they react to the vibration they feel.

Do houses shift in winter?

The winter means shifting foundation becomes a greater possibility. While your foundation can shift at any time, it is more likely to do so whenever temperatures are at their lowest. This is due to frost heave. This phenomenon occurs when water around and inside your foundation begins to expand as it freezes.

What does it mean when you hear footsteps?

If hearing knocking means a ghost wants in, hearing footsteps mean that they already feel quite welcome. Luckily, none of the prevailing internet theories around ghostly footsteps suggest that spirits that make themselves known this way mean any harm.

Why do I hear sounds at night?

The most common symptom includes hearing a loud noise as you fall asleep or when you wake up. While its exact cause is unknown, it belongs to a group of conditions called parasomnias, which are sleep disorders that wake you up from a partial or deep sleep.

What makes a house pop and crack?

One of the main causes of cracking and popping noises that seem to occur randomly in a house, mainly deep within the walls, floors, and ceilings, is known as thermal expansion. This same phenomenon is responsible for many other inconsistencies house-wide, particularly around door jambs and window frames.

How do you know if your house is settling?


Here are some of the signs of settling:
  1. Struggling to Open Doors and Windows. Have you noticed that it's becoming increasingly difficult to open and close the doors and windows in your home?
  2. Gaps Between the Windows and Walls.
  3. Cracks in the Foundation.
  4. Burst Water Pipes.
  5. Slanted Floors.
  6. When to Call For Help.

What does a water hammer sound like?

“The noise you hear is the pipe moving because of shock waves.” But worse, prolonged water hammer noise like this can sometimes cause pipe fittings and valves to fail and pipes to burst. Properly installed plumbing contains air pockets or chambers that compress when a shock wave hits them, muffling that water sound.

When should I worry about my house settling?

House settling can be a new home simply getting used to its place, or it can be the sign of a serious issue with the home. Signs that a house is in bad condition include large cracks in the foundation and uneven floors.

Why does my wood deck make popping noises?

Nails in wood decking contract at a different rate than the surrounding wood, which causes it to suddenly slip and produce a sound. The cracking or popping noise can also be the result of trapped moisture between the deck boards and the joists beneath. This expansion then produces the sounds.

Can you hear cockroaches in the walls?

Yes, cockroaches can make noise. The most common noises you might hear won't be their little legs scurrying around inside of your cabinets or walls. Instead, it will likely be a chirping or hissing sound that you hear.

How do you fix a knocking pipe?


How to fix water hammer
  1. Shut off the water to your home at the main.
  2. Open the highest faucet in your home.
  3. Open the lowest faucet (it's usually outside or in the basement) and let all the water drain out.
  4. Turn the lowest faucet off (the one you opened in step #3) and turn the water main back on.

Why do I hear noises in my walls?

Hearing scratching or noises in the walls is one of the many signs of having a pest problem. Mice and rats are nocturnal, so you'll most likely hear scratching in walls once the sun has set and the house has quieted down. Squirrels, on the other hand, are diurnal, meaning they're awake and active during the day.

How long does it take for a house to settle?

Your house is three years old. All structures will “settle” when completed. Buildings generally bed down following construction and this can continue for up to 10 years after completion. In tandem with typical settlement, buildings are subject to thermal movement.