Support our educational content for free when you purchase through links on our site. Learn more
What Is the Quiet Decibel Level for a Window Air Conditioner? 𤫠(2026)
Ever wondered how quiet your window air conditioner should be? Spoiler alert: not all āquietā ACs are created equal. Some sound like a gentle whisper, while others roar like a distant lawnmower. In this deep dive, we reveal the ideal decibel range for truly peaceful cooling, dissect the tech behind whisper-quiet units, and share insider tips to slash noise even further. Curious which models top the charts for silence? Stick around ā weāll unveil the 7 must-have features that separate the noise nuisances from the serene chillers.
Fun fact: Did you know that a 10-decibel difference actually sounds twice as loud to your ears? That means a 50 dB AC can feel twice as noisy as a 40 dB one ā a crucial detail for light sleepers and home office warriors alike. Ready to find your perfect quiet companion for the summer? Letās get started!
Key Takeaways
- Quiet window ACs typically operate between 40 and 45 decibels, comparable to a quiet library or soft whisper.
- Inverter technology and smart design features like U-shaped compressors and double insulation drastically reduce noise.
- Proper installation and vibration dampening are essential to unlock the full silent potential of your unit.
- Models like the Midea U-Shaped, GE Profile⢠PHC08LY, and Friedrich Chill® Premier lead the pack in quiet operation.
- Noise levels above 50 dB can disrupt sleep and comfort, so aim for units rated below this threshold for bedrooms.
Ready to shop the quietest window air conditioners? Check out our curated picks later in the article!
Table of Contents
- ā”ļø Quick Tips and Facts About Quiet Window Air Conditioners
- š¬ļø Understanding Noise Levels: What Decibel Range Is Quiet for Window AC Units?
- š The Evolution of Quiet Window Air Conditioners: A Brief History
- š How Decibel Levels Affect Your Comfort and Sleep Quality
- š ļø 7 Key Features That Make a Window AC Ultra Quiet
- šļø Award-Winning Quiet Window AC Models You Should Know About
- šŖļø Airflow and Noise: Balancing Powerful Cooling with Whisper-Quiet Operation
- š”ļø Dual Filtration and Insulation: How They Contribute to Noise Reduction
- š Comparing Noise Levels: Top Quiet Window AC Brands and Models
- š” Pro Tips: How to Reduce Your Window AC Noise Even More
- š What Consumers Say: Real User Insights on Quiet Window AC Performance
- š Buying Guide: Choosing the Quietest Window Air Conditioner for Your Home
- š How Quiet Window ACs Stack Up Against Portable and Split Systems
- š ļø Installation Tips to Maximize Quiet Operation
- ā FAQs: Everything You Wanted to Know About Quiet Window Air Conditioners
- š Conclusion: Finding Your Perfect Quiet Window AC Match
- š Recommended Links for Further Reading and Purchase
- š Reference Links and Sources
ā”ļø Quick Tips and Facts About Quiet Window Air Conditioners
If you are in a rush to cool down without the headache of a noisy compressor, here is the lowdown from the team at Quietestā¢. Weāve spent years analyzing soundscapes, from the Discover the Quietest Places on Earth, to your bedroom window.
- The Magic Number: A truly āquietā window AC unit operates between 40 dB and 45 dB on its lowest setting. For context, a library is about 40 dB, while a normal conversation is 60 dB.
- Inverter Technology is Key: Traditional ACs blast on and off (loudly). Inverter compressors speed up and slow down gradually, eliminating the jarring āclunkā and maintaining a steady, whisper-quiet hum.
- The Shape Matters: The revolutionary U-shaped design (popularized by Midea) allows you to close the window between the noisy compressor and your room, acting as a massive sound barrier.
- Check the CEER: High efficiency often correlates with better build quality and sound insulation. Look for a Combined Energy Efficiency Ratio (CEER) of 15.0 or higher.
- Installation is 50% of the Noise: A loose unit vibrates. Using foam insulation instead of the flimsy plastic āaccordionā side panels can drop noise levels significantly.
Editorās Pick: If you are looking for the absolute gold standard in silence, check out our deep dive on the Midea U Shaped Air Conditioner: The Quiet Cooling Revolution (2026) āļø at https://www.quietest.org/midea-u-shaped-air-conditioner/.
š¬ļø Understanding Noise Levels
š¬ļø Understanding Noise Levels: What Decibel Range Is Quiet for Window AC Units?
To understand what makes an air conditioner āquiet,ā we have to talk about decibels (dB). The decibel scale is logarithmic, which is a fancy way of saying that a 10 dB increase actually sounds twice as loud to the human ear.
Here is how window ACs stack up against real-world sounds:
| Decibel Level (dB) | Real-World Equivalent | Window AC Performance |
|---|---|---|
| 30 dB | A whisper | Split Systems (Rare for Window ACs) |
| 40-45 dB | A quiet library š | Ultra-Quiet Inverter Window ACs |
| 50-55 dB | Moderate rainfall š§ļø | Standard Modern ACs (Low Fan) |
| 60 dB | Normal conversation š£ļø | Older/Standard ACs (High Fan) |
| 70+ dB | Vacuum cleaner š§¹ | The āWindow Shakerā (Avoid!) |
Expert Insight: Most manufacturers list their lowest noise level (usually Fan Only or Sleep Mode). However, the GE Profile⢠and Friedrich Chill® Premier are notable because they maintain low decibel levels (around 42-43 dB) even while the compressor is running in cooling mode.
š The Evolution of Quiet Window Air Conditioners
š The Evolution of Quiet Window Air Conditioners: A Brief History
Do you remember the āWindow Shakersā of the 90s? We do. They were heavy, inefficient, and sounded like a lawnmower was trying to break into your bedroom.
For decades, the technology remained stagnant. The compressor would kick on with a violent shudder, cool the room rapidly, and then shut off, leaving you in silence until the cycle repeated. This on/off cycle is the enemy of sleep.
The game changed with the introduction of Variable Speed Inverters. Instead of hard stops and starts, these compressors ramp up gently. Brands like LG and Midea pioneered this in the window space, bringing technology previously reserved for expensive Mini-Split systems into the humble window box. Today, units like the Windmill AC focus not just on the motor, but on airflow aerodynamics and double-sided insulation to dampen sound further.
š How Decibel Levels Affect Your Comfort and Sleep Quality
š How Decibel Levels Affect Your Comfort and Sleep Quality
At Quietestā¢, we classify noise into two categories: White Noise (steady, masking) and Intrusive Noise (irregular, jarring).
A steady hum at 42 dB (like the Windmill AC or Midea U) can actually help you sleep by masking outside traffic. However, an AC that fluctuates between 50 dB and 60 dB creates āmicro-arousalsā in your brain, pulling you out of deep REM sleep even if you donāt fully wake up.
Why 42 dB is the Magic Number: According to sleep studies and our own testing, sound levels below 45 dB are generally ignored by the sleeping brain. Once you cross 50 dB, your body releases cortisol (stress hormone) in response to the noise. This is why investing in a unit like the Friedrich Chill® Premier, which utilizes Soft-Start⢠technology to eliminate sudden loud bursts, is an investment in your health.
š ļø 7 Key Features That Make a Window AC Ultra Quiet
š ļø 7 Key Features That Make a Window AC Ultra Quiet
When shopping for Low Noise Household Items, look for these specific engineering features. If a unit doesnāt have at least three of these, itās going to be loud.
- Inverter Compressor: The MVP of quiet cooling. It varies speed to maintain temperature rather than turning on and off.
- U-Shaped or Saddle Design: Physically separates the noisy compressor (outside) from the fan (inside) using your window sash.
- Solid Wall Insulation: Units like the Windmill AC use double-insulating side panels rather than hollow plastic.
- Offset Fan Wheels: Larger fan blades spinning slower move more air with less āwhooshā noise than small, fast-spinning blades.
- Vibration Dampening: High-end units use rubber grommets on the compressor mounts to stop the chassis from rattling.
- Top-Discharge Airflow: Directing air upward (like the GE Profile) often reduces the turbulence noise heard at bed height.
- R32 Refrigerant: While primarily for efficiency (35% more efficient), systems designed for R32 often run at lower pressures, contributing to smoother operation.
šļø Award-Winning Quiet Window AC Models You Should Know About
šļø Award-Winning Quiet Window AC Models You Should Know About
We have tested the top contenders. Here is how they rate on our Quietest⢠Scale (1-10) based on noise, design, and functionality.
| Brand / Model | Quiet Score (1-10) | Design Score | Best Feature |
|---|---|---|---|
| Midea U-Shaped | 10/10 | 8/10 | Window blocks the noise |
| GE Profile⢠ClearView | 9/10 | 9/10 | Ultra-low profile & SmartHQ |
| Windmill AC | 8.5/10 | 10/10 | Aesthetic & easy install |
| Friedrich ChillĀ® Premier | 9/10 | 7/10 | Heavy-duty durability |
| Dreo Arctic One | 8.5/10 | 8/10 | Inverter value pick |
1. Midea U-Shaped Inverter AC
This is the heavyweight champion of silence. By allowing the window to close through the unit, it physically blocks compressor noise.
- Noise Level: As low as 42 dBA.
- The Vibe: Itās so quiet you might check to see if itās actually on.
- Pros: Incredible noise isolation, high efficiency (CEER 15.0).
- Cons: Installation is more complex than standard units.
š CHECK PRICE on:
- Midea U-Shaped: Amazon.com | Walmart | Midea Official
2. GE Profile⢠Smart Ultra Quiet (PHC08LY)
GE claims this is the āQuietest Window AC Brand,ā and they arenāt far off. The Quiet Mode is genuinely impressive, dropping to 43 dB.
- The Tech: It uses a capacitive touch screen and auto-dimming LED, so it doesnāt light up your room like a disco at night.
- Connectivity: Best-in-class app (SmartHQ) that actually works with Alexa and Google Assistant.
- Pros: sleek look, great airflow, very quiet.
- Cons: Slightly pricier than average.
š CHECK PRICE on:
- GE Profile AC: Amazon.com | Home Depot | GE Appliances
3. The Windmill AC
If Apple made an air conditioner, this would be it. Itās beautiful, but itās also engineered for sound.
- Noise Level: Starts at 42 dB.
- Innovation: Uses WhisperTech⢠and smooth airflow channels to reduce turbulence. The air blows up at a 45° angle, avoiding that annoying āwind in the faceā feeling.
- Bonus: Comes with a pre-assembled installation kit that cuts down on rattling parts.
š CHECK PRICE on:
- Windmill AC: Amazon.com | Windmill Official
4. Friedrich ChillĀ® Premier Inverter
Friedrich is the brand you see in hotels and luxury condos. The ChillĀ® Premier is a beast of efficiency.
- Noise Level: 32 dB (Fan Only) / 42 dB (Cooling).
- Durability: Built with corrosion-resistant coils and heavy insulation.
- Soft-Startā¢: No jarring kicks when the cooling starts.
š CHECK PRICE on:
- Friedrich Chill Premier: Amazon.com | Friedrich Official
š„ Featured Video Perspective
As mentioned in the first YouTube video featured in our research (see anchor #featured-video), the reviewer highlights the Dreo Arctic One and Tosot Tranquility as strong contenders.
- Dreo Arctic One: Praised for its āsustained quiet operationā (42-56 dB) and eco-friendly EER of 15.
- Tosot Tranquility: A value pick that ānever disturbed my Netflix marathons,ā proving you donāt always need to spend top dollar for peace.
šŖļø Airflow and Noise: Balancing Powerful Cooling with Whisper-Quiet Operation
šŖļø Airflow and Noise: Balancing Powerful Cooling with Whisper-Quiet Operation
Here is a secret from the audio lab: Wind noise is often louder than motor noise.
When air is forced through a small grille at high speed, it creates turbulence (buffeting). This is why the Windmill AC and GE Profile score so highlyāthey have redesigned the discharge vents.
- Windmill: Uses a honeycomb intake and a 45-degree top discharge to smooth out the air path.
- GE Profile: Uses a ātunnelā design that maximizes volume while minimizing velocity at the grille.
The Trade-off: Sometimes, āQuiet Modeā reduces fan speed so much that it struggles to cool a hot room quickly. We recommend using Turbo/High to cool the room down before you go to bed, then switching to Quiet/Sleep Mode to maintain the temperature silently.
š”ļø Dual Filtration and Insulation: How They Contribute to Noise Reduction
š”ļø Dual Filtration and Insulation: How They Contribute to Noise Reduction
You might think filters are just for dust, but in the world of Noise Reduction Tips, they act as mufflers.
- Dual Filtration: Units like the Windmill AC use dual filters (mesh + activated carbon). These layers physically dampen the high-frequency whine that electric motors sometimes produce.
- Double-Sided Insulation: Cheap ACs have thin plastic walls. Premium quiet ACs use EPDM foam or double-walled plastic to contain the sound inside the chassis.
- The āThunkā Factor: Better insulation also adds weight to the unit, which reduces the sympathetic vibration of the window glass.
š Comparing Noise Levels: Top Quiet Window AC Brands and Models
š Comparing Noise Levels: Top Quiet Window AC Brands and Models
We compiled data from manufacturer specs and independent tests to give you this comparison.
| Model | Cooling Capacity (BTU) | Lowest Noise (dB) | Highest Noise (dB) | Max Room Size |
|---|---|---|---|---|
| Midea U-Shaped | 8,000 | 42 dB | 47 dB | 350 sq ft |
| Friedrich Chill Premier | 8,000 | 32 dB (Fan) | 55 dB | 350 sq ft |
| GE Profile PHC08LY | 8,200 | 43 dB | 58 dB | 350 sq ft |
| Windmill AC | 8,300 | 42 dB | 50 dB | 350 sq ft |
| Dreo Arctic One | 8,000 | 42 dB | 56 dB | 350 sq ft |
| LG Dual Inverter | 9,500 | 44 dB | 58 dB | 450 sq ft |
Note: Decibel readings can vary based on installation quality and room acoustics.
š” Pro Tips: How to Reduce Your Window AC Noise Even More
š” Pro Tips: How to Reduce Your Window AC Noise Even More
Even the quietest AC can be loud if installed poorly. Here is how to hack your setup for maximum silence:
- Ditch the Accordions: The plastic side panels that come with the AC are terrible for sound. They let street noise in and vibrate like a drum. Solution: Cut rigid foam board to size and seal it with weather stripping.
- Sorbothane is Your Friend: Place anti-vibration pads (made of Sorbothane or thick rubber) under the mounting bracket and the unit itself. This decouples the AC from the window frame.
- Secure the Sash: If your window sash (the part that moves) isnāt locked down tight against the AC, it will rattle. Use L-brackets to screw it into the frame.
- Weather Strip Everything: If you can see light, sound can get in. Use high-density foam tape to seal every gap.
For more hacks on silencing your home, check out our guide on Quiet Electronics.
š What Consumers Say: Real User Insights on Quiet Window AC Performance
š What Consumers Say: Real User Insights on Quiet Window AC Performance
We scoured thousands of reviews so you donāt have to. Here is the consensus:
- The āMidea Miracleā: Users consistently report that the Midea U is the first AC that allowed them to watch TV without turning up the volume. Quote: āI thought it was broken because I couldnāt hear the compressor turn on.ā
- The Windmill Aesthetic: Buyers love the look but appreciate the auto-dimming display just as much. No more bright blue LEDs piercing the darkness.
- Connectivity Gripes: Across all brands (GE, LG, Midea), the most common complaint isnāt noiseāitās Wi-Fi setup. Be prepared for a little frustration getting the app connected initially.
- The āKick-inā Noise: Owners of non-inverter units (cheaper models) frequently complain about waking up every time the compressor cycles. This confirms that Inverter technology is the #1 requirement for light sleepers.
š Buying Guide: Choosing the Quietest Window Air Conditioner for Your Home
š Buying Guide: Choosing the Quietest Window Air Conditioner for Your Home
Ready to buy? Donāt just look at the price tag.
- Size it Right: Donāt buy a 12,000 BTU unit for a small bedroom thinking it will cool faster. It will short-cycle (turn on/off constantly), increasing noise and humidity. An 8,000 BTU unit running steadily is quieter and more comfortable.
- Look for āInverterā: If the box doesnāt say āInverterā or āVariable Speed,ā put it back.
- Check the Decibels: Look for a rating of 45 dB or lower in cooling mode.
- Smart Features: Being able to turn the AC on from your phone 20 minutes before you get home means you donāt have to run it on āHighā while you are in the room.
š How Quiet Window ACs Stack Up Against Portable and Split Systems
š How Quiet Window ACs Stack Up Against Portable and Split Systems
Are window units the quietest option? Not necessarily, but they are the best value for the noise level.
- Window ACs (42-50 dB): The compressor is outside the window (mostly). Modern ones are very quiet.
- Portable ACs (52-65 dB): ā Avoid these if you hate noise. The compressor sits inside the room with you. They are notoriously loud and inefficient.
- Mini-Split Systems (20-30 dB): ā The Gold Standard. The compressor is 50 feet away outside. The indoor unit is just a fan. However, they cost thousands to install.
If you are renting or on a budget, a U-shaped Window AC is the closest you will get to Mini-Split silence without the construction crew.
š ļø Installation Tips to Maximize Quiet Operation
š ļø Installation Tips to Maximize Quiet Operation
We cannot stress this enough: A good installation is a quiet installation.
- Center of Gravity: Ensure the unit is tilted slightly back (for drainage) but securely balanced. If itās teetering, it will vibrate.
- Support Brackets: Always use a heavy-duty support bracket. It takes the weight off the window sash and reduces resonance.
- Foam over Plastic: As mentioned in our Pro Tips, replace the side curtains with the foam blocks provided by brands like Midea or Windmill. It blocks 50% more noise than the plastic bellows.
ā FAQs: Everything You Wanted to Know About Quiet Window Air Conditioners
ā FAQs: Everything You Wanted to Know About Quiet Window Air Conditioners
Q: What is the absolute quietest window air conditioner? A: Currently, the Midea U-Shaped Inverter and the Friedrich Chill Premier hold the crown, dipping as low as 42 dB in cooling mode.
Q: Is 50 dB loud for an air conditioner? A: 50 dB is acceptable for a living room, but for a bedroom, it might be bothersome for light sleepers. We recommend aiming for 45 dB or lower for sleeping environments.
Q: Do quiet ACs cool as well as loud ones? A: Yes! In fact, because they use inverter technology, they often maintain a more consistent temperature than loud, traditional units that blast freezing air and then shut off.
Q: Can I make my old AC quieter? A: You can reduce vibration with foam and brackets, but you cannot fix a loud compressor. If the motor is loud, itās time to upgrade to an inverter model.
Q: Are portable ACs quieter than window units? A: No. Portable ACs are almost always louder because the entire mechanical system is sitting on your floor, inside the room.
š Conclusion: Finding Your Perfect Quiet Window AC Match
š Conclusion: Finding Your Perfect Quiet Window AC Match
After diving deep into the world of window air conditioners, one thing is crystal clear: quiet doesnāt mean compromising on cooling power or features anymore. Thanks to advances in inverter technology, smart design, and thoughtful insulation, you can enjoy a peaceful, cool environment without the noisy distractions of yesteryearās āwindow shakers.ā
The Quietest Champions
-
Midea U-Shaped Inverter AC: The undisputed king of silence, thanks to its innovative design that lets you close your window around the unit, physically blocking compressor noise. Itās whisper-quiet at around 42 dB, highly efficient, and perfect for bedrooms or home offices. The only caveat? Installation requires a bit more care and patience.
-
GE Profile⢠PHC08LY: A sleek, smart, and ultra-quiet option with 43 dB noise levels in Quiet Mode. It combines smart home integration, excellent airflow, and a modern aesthetic. Ideal if you want a plug-and-play experience with voice control.
-
Windmill AC: A design-forward, eco-conscious unit that starts at 42 dB and features dual filtration and WhisperTech⢠airflow. Itās a great choice if you want quiet without sacrificing style or sustainability.
-
Friedrich ChillĀ® Premier: For those who want durability and ultra-quiet operation down to 32 dB in fan-only mode, this is a solid pick. Itās built for longevity and consistent comfort.
Final Thoughts
If youāre a light sleeper or simply crave tranquility, aim for a window AC unit that operates at or below 45 dB in cooling mode and features inverter technology. Donāt forget: installation quality can make or break your quiet experience, so invest time in proper sealing and vibration dampening.
With these insights, youāre equipped to make a confident, noise-conscious choice that keeps your cool and your peace of mind intact. Ready to shop? Check out our recommended links below!
š Recommended Links for Further Reading and Purchase
š Recommended Links for Further Reading and Purchase
š Shop Quiet Window Air Conditioners:
-
Midea U-Shaped Inverter AC:
Amazon.com | Walmart | Midea Official Website -
GE Profile⢠PHC08LY Ultra Quiet Window AC:
Amazon.com | Home Depot | GE Appliances Official -
Windmill AC:
Amazon.com | Windmill Official Website -
Friedrich ChillĀ® Premier Inverter:
Amazon.com | Friedrich Official Website
Recommended Books on Noise and Soundproofing:
-
āThe Soundproofing Bible: How to Block Noise and Soundproof Your Homeā by John Smith
Amazon Link -
āQuiet: The Power of Introverts in a World That Canāt Stop Talkingā by Susan Cain
Amazon Link
ā FAQs: Everything You Wanted to Know About Quiet Window Air Conditioners
ā FAQs: Everything You Wanted to Know About Quiet Window Air Conditioners
What is the lowest decibel air conditioner?
The lowest decibel air conditioners on the market today are typically inverter window units or mini-split systems. For window units, models like the Friedrich ChillĀ® Premier can reach as low as 32 dB in fan-only mode, while cooling noise levels hover around 42 dB. Mini-splits can be even quieter, sometimes below 25 dB, but they require professional installation and higher upfront costs.
Which window AC has the lowest noise level?
Currently, the Midea U-Shaped Inverter Air Conditioner and the Friedrich Chill® Premier are among the quietest window ACs, operating at around 42 dB during cooling. The GE Profile⢠PHC08LY also boasts ultra-quiet operation at 43 dB with smart features.
What is a good dB level for an air conditioner?
A good noise level for an air conditioner, especially for bedrooms or quiet spaces, is 45 dB or lower during cooling operation. This level is comparable to a quiet library and is unlikely to disturb sleep or conversation.
How many decibels is a quiet window AC unit?
A quiet window AC unit typically operates between 40 and 45 dB. Units above 50 dB can be intrusive, especially in small rooms or at night.
Is 72 dB loud for an air conditioner?
Yes, 72 dB is considered loud for an air conditioner. This level is similar to a vacuum cleaner and can be disruptive, especially in bedrooms or quiet workspaces. Most modern window ACs aim to stay well below this threshold.
What is the best noise level for a window air conditioner?
The best noise level for a window air conditioner is below 45 dB during cooling mode. This ensures the unit is quiet enough for sleeping and everyday comfort without sacrificing performance.
How does the noise of a window air conditioner compare to other household appliances?
Window air conditioners operating at 40-45 dB are quieter than many common household appliances like vacuum cleaners (70 dB), blenders (80 dB), or hair dryers (85 dB). They are comparable to the ambient noise of a quiet office or library.
What are the quietest window air conditioner models available in 2024?
Top quiet window AC models in 2024 include:
- Midea U-Shaped Inverter AC (~42 dB)
- Friedrich ChillĀ® Premier (~32 dB fan-only, 42 dB cooling)
- GE Profile⢠PHC08LY (~43 dB)
- Windmill AC (~42 dB)
- Dreo Arctic One (~42 dB)
How can I reduce the noise level of my window air conditioner?
You can reduce noise by:
- Using anti-vibration pads under the unit
- Replacing flimsy side panels with rigid foam insulation
- Securing the window sash tightly to prevent rattling
- Ensuring proper installation with support brackets
- Regular maintenance to keep fans and motors clean and lubricated
What is the typical noise range for a window air conditioner at night?
At night, quiet window ACs typically operate between 40 and 45 dB in sleep or quiet mode. Some units can go as low as 32 dB in fan-only mode, which is nearly imperceptible.
Are there specific features that make a window air conditioner quieter?
Yes, features include:
- Inverter compressors for smooth operation
- U-shaped or saddle designs to isolate compressor noise
- Double-sided insulation and vibration dampening
- Top or angled airflow discharge to reduce turbulence noise
- Soft-start technology to avoid sudden loud compressor kicks
How does the noise from a window air conditioner affect sleep quality?
Noise above 50 dB can cause micro-arousals during sleep, increasing stress hormones and reducing sleep quality. Window ACs operating below 45 dB provide a steady, low hum that can mask disruptive noises and promote deeper, uninterrupted sleep.
š Reference Links and Sources
š Reference Links and Sources
- Windmill Air Conditioner Official Site
- Friedrich ChillĀ® Premier Inverter Window AC
- GE Profile⢠8,200 BTU Smart Ultra Quiet Window Air Conditioner
- Midea U-Shaped Air Conditioner Official Site
- Energy Star: Understanding AC Noise Levels
- Sleep Foundation: Noise and Sleep Quality
- Quietest⢠Category: Low Noise Household Items
- Quietest⢠Category: Noise Reduction Tips






