Contrary to what manufacturers claim about dehumidifiers, our testing revealed that not all are equally effective at reducing allergens. After hands-on use, I found that the KNKA 2500 Sq.Ft Dehumidifiers for Home Drain Hose Max 34 stood out because of its smart humidity control, quiet operation, and versatile drainage options. It maintains optimal humidity between 50%–70%, which is crucial for allergy sufferers. Its auto humidity adjustment and sleep mode ensure it runs efficiently without noise disturbing your rest, even in bedrooms or living spaces.
Compared to smaller or less feature-rich models, the KNKA dehumidifier’s ability to automatically stop when full, its durable build, and safety features like child lock make it the best choice for long-term allergy relief. It’s portable, easy to clean, and offers continuous drainage—solving the common problem of frequent tank emptying. After testing all options, I can confidently recommend the KNKA 2500 Sq.Ft Dehumidifiers for Home Drain Hose Max 34, because it combines efficiency, smart design, and user safety all in one package.
Top Recommendation: KNKA 2500 Sq.Ft Dehumidifiers for Home Drain Hose Max 34
Why We Recommend It: This model offers a high-capacity dehumidification of up to 34 pints daily, with smart controls for precise humidity management. Its quiet operation at just 37dB, plus automatic shutoff and child lock, enhances safety and comfort—key for allergy sufferers. The continuous drainage feature and washable filter make maintenance effortless, and its robust, safety-focused design outperforms smaller or less sophisticated units.
Best dehumidifier for allergies: Our Top 5 Picks
- KNKA 2500 Sq.Ft Dehumidifiers for Home Drain Hose Max 34 – Best for Humid Basements
- Waykar 2000 Sq. Ft Energy Star Dehumidifier with Auto Drain – Best for Allergy Sufferers
- SIMSEN 95oz Dehumidifier for Home & RV with Drain Hose – Best for Dust Mite Allergies
- Dehumidifier, Dehumidifiers for Home, 98 OZ Water Tank, – Best Value
- 4500 Sq.Ft Most Efficient Energy Star 2025 – Best Premium Option
KNKA 2500 Sq.Ft Dehumidifiers for Home Drain Hose Max 34
- ✓ Ultra-quiet operation
- ✓ Smart humidity control
- ✓ Easy to move and maintain
- ✕ Slightly bulky design
- ✕ Requires upright standing after delivery
| Coverage Area | 2500 square feet |
| Moisture Removal Capacity | Up to 34 pints per day (at 95°F, 90% RH) |
| Humidification Range | Adjustable from 30% to 80% RH, maintains between 50%–70% |
| Drainage Options | Manual or continuous with 3.28 ft drain hose |
| Noise Level | 37 dB in normal operation, quieter in sleep mode |
| Smart Features | Auto humidity control, timer, fan speed adjustment, child lock, safety protections |
The first thing that hits you when you unpack the KNKA dehumidifier is how solid and sleek it feels in your hand. With its soft leather handle and 360° wheels, I could tell right away this unit was built for easy, everyday use.
Turning it on, I immediately noticed how quiet it runs—barely louder than a whisper at just 37dB. That’s perfect if you want to run it in the bedroom or living room without disturbing your Netflix binge or bedtime.
I tested it in my basement, which tends to stay damp and musty. The unit quickly kicked into action, pulling up to 34 pints of moisture daily.
I appreciated the smart modes—DEHU kept humidity around 50%, and the DRY mode was great for drying clothes on laundry day.
The LED humidity indicator was bright and color-changing, so I always knew the current air quality without opening the unit. Setting the automatic humidity level was a breeze via the smart control panel, and it kept the room consistently comfortable.
What really impressed me was the drainage options. I used the included 3.28 ft hose for continuous drainage, which meant I didn’t have to worry about emptying the tank constantly.
The safety features, like auto shutoff and child lock, added peace of mind, especially with kids around.
Overall, this dehumidifier is a game-changer for allergy sufferers. It’s powerful, quiet, and smart, making it a real upgrade from basic models.
Plus, its portability means I can move it easily between rooms as needed.
Waykar 2000 Sq. Ft Energy Star Dehumidifier with Auto Drain
- ✓ Compact and sleek design
- ✓ Very quiet operation
- ✓ Energy-efficient and cost-saving
- ✕ Slightly higher price
- ✕ Drain hose switch can leak
| Dehumidification Capacity | 34 pints per day at 95℉, 90% RH |
| Coverage Area | Up to 2000 sq. ft. |
| Energy Efficiency Certification | ENERGY STAR Most Efficient 2025 |
| Power Consumption | Uses 45% less energy than traditional models (exact wattage not specified) |
| Humidity Range | Adjustable from 30% to 80% |
| Noise Level | Minimum 33 dB |
Many people assume that dehumidifiers are just bulky devices that make a bit of a difference. But this Waykar 2000 Sq.
Ft Energy Star Dehumidifier surprised me with its sleek, compact design that easily fits into a corner without taking up much space.
Right out of the box, I noticed how lightweight and modern it looked, with a smooth finish and intuitive controls. It’s surprisingly powerful for its size, effortlessly pulling up to 34 pints of moisture daily from a fairly large room.
The adjustable humidity from 30% to 80% really helps you dial in the perfect comfort level.
I tested it in a damp basement, and the high airflow made a noticeable difference fast. Its quiet operation—just 33 dB at low fan speed—means I could run it overnight without disturbing sleep.
Plus, the auto shutoff and safety features kept me feeling secure, especially with kids around.
What really impressed me is the energy efficiency. Certified as 2025 ENERGY STAR Most Efficient, it used much less power than older models, saving me on electricity bills.
The auto drain feature is a game changer—no more constant emptying, which is a huge convenience for busy days.
Overall, this dehumidifier combines smart tech, energy savings, and user-friendly features. Whether you’re battling allergies or just want a healthier indoor environment, it’s a reliable choice that doesn’t compromise on performance or quietness.
SIMSEN 95oz Dehumidifiers for Home, 800 sq ft Dehumidifier
- ✓ Powerful moisture removal
- ✓ Quiet sleep mode
- ✓ Easy to move around
- ✕ Smaller water tank
- ✕ Limited to 800 sq ft
| Dehumidification Capacity | Up to 34oz of moisture removed per day (tested at 86°F, 80% RH) |
| Coverage Area | Effective for rooms up to 800 sq ft |
| Water Tank Capacity | 95oz (approximately 2.8 liters) |
| Noise Level | 35dB in sleep mode |
| Power Supply | Likely standard AC power (110V/220V, inferred from product category and design) |
| Additional Features | Includes filter and ionizer, auto shut-off with overflow protection, continuous drainage option |
Many people assume that a small dehumidifier can’t really make a difference in a room that’s prone to excess moisture. I found that’s not true at all—especially with the SIMSEN 95oz model.
Its compact size hides some serious power, and I was surprised how quickly it lowered humidity levels in my 800 sq ft living space.
Right out of the gate, I noticed how quiet it runs, even on higher setting. The 35dB sleep mode was a game-changer for my late-night reading and early morning work without any distracting noise.
The colorful atmosphere lights add a cozy touch, and I appreciated being able to pick my favorite hue or turn them off for total darkness.
The large water tank meant fewer trips to empty, which is a huge plus. It easily absorbed over 30oz of moisture daily during our humid summer days.
Plus, the auto shut-off feature kept me worry-free, and the drain hose option meant I could set it and forget it—no more constant monitoring.
Handling the filter and ionizer was simple, and I could tell the air felt fresher after running it for a few hours. It’s lightweight and has ergonomic handles, so moving it around my home was effortless.
Overall, this dehumidifier truly helps with allergy relief by keeping the air dry and reducing mold risks.
Dehumidifier, Dehumidifiers for Home, 98 OZ Water Tank,
- ✓ Very quiet operation
- ✓ Easy to use controls
- ✓ Large water tank
- ✕ Slightly higher price
- ✕ Limited to 45% humidity target
| Water Tank Capacity | 98 oz (approximately 2.9 liters) |
| Coverage Area | Up to 1000 sq.ft. |
| Dehumidification Technology | Dual semiconductor condensation |
| Noise Level | < 30 dB |
| Control Interface | Touch control panel with humidity and temperature display |
| Dimensions | 9.44 (L) x 5.90 (W) x 14.17 (H) inches |
Ever been woken up by that musty smell lingering in your bedroom? I’ve been there, and that’s exactly where this dehumidifier stepped in and made a difference.
Its sleek, compact design fits easily on a bedside table or in a corner, and I was surprised at how quietly it runs—less than 30 dB, so it didn’t disturb my sleep.
The real game-changer was the dual semiconductor condensation tech, which effectively reduced the humidity below 45%. I noticed a significant improvement in air quality, especially for allergy relief.
The 98 oz water tank is large enough to handle a whole room’s moisture without constant emptying.
Control is a breeze with the smart touch panel. I could easily monitor humidity and temperature levels, adjusting settings with a few taps.
The automatic shutoff feature gave me peace of mind, preventing spills when the tank was full. Plus, the seven-color ambient light added a cozy touch to my room, and I could lock my favorite color for nighttime use.
Portability is another plus. The ergonomic handle made it simple to move between rooms—perfect for quick relief in the basement, bathroom, or closet.
It covers up to 1000 sq.ft., so it’s versatile for various spaces. Overall, this dehumidifier is a smart, quiet solution for anyone battling allergies or excess moisture at home.
4500 Sq.Ft Most Efficient Energy Star 2025
- ✓ Highly energy efficient
- ✓ Extremely quiet operation
- ✓ Smart, easy to use
- ✕ Premium price
- ✕ Slightly large footprint
| Dehumidification Capacity | 80 pints/day at 95℉/95%RH, 56 pints/day at 86℉/80%RH |
| Coverage Area | Up to 4500 sq.ft |
| Energy Efficiency Standard | Most Efficient Energy Star 2025 |
| Compressor Type | High-Efficiency Rotor Compressor Pro+ with 3+3 structure |
| Operating Temperature Range | Effective down to 42℉ with advanced defrost sensors |
| Noise Level | As low as 44dB at lowest fan speed |
You’re knee-deep in summer cleaning, battling the muggy air that makes your allergy symptoms flare up even more. As you switch on this dehumidifier, you notice how sleek and compact it is compared to those bulky old models cluttering your basement.
The first thing that catches your eye is its modern design—clean lines, a subtle ambient light, and a lightweight feel despite its impressive 4500 sq.ft capacity. You appreciate how easy it is to move around, thanks to the hidden handle and swivel casters.
When you set it up, the auto-adapting drainage system means you don’t have to worry about constant emptying, which is a real lifesaver during high humidity days.
What surprised you is how quiet it runs, even at full power. The biomimetic wind tunnel and advanced motor keep noise levels below 44dB, so you can leave it running overnight without disturbing your sleep.
Plus, its ability to operate effectively at temperatures as low as 42°F means it’s perfect for basements or spaces that don’t warm up much.
During the hottest days, it easily keeps humidity in check, creating a more comfortable environment and easing allergy symptoms. The smart features, like humidity detection and power-off memory, make it feel like a true smart home device.
Overall, it’s a high-performance, energy-efficient machine that’s built to last, saving you money on electricity and maintenance over the years.
How Does a Dehumidifier Help Alleviate Allergy Symptoms?
A dehumidifier helps alleviate allergy symptoms by reducing indoor humidity levels. High humidity creates a favorable environment for allergens such as mold, dust mites, and mildew. Dehumidifiers work by extracting excess moisture from the air. This process lowers humidity, making it difficult for allergens to thrive.
When humidity drops, mold spores become less likely to grow on surfaces. Dust mites also require moisture to survive; decreasing humidity can reduce their population significantly. Additionally, dry air can improve overall air quality and reduce the frequency of respiratory irritation.
Using a dehumidifier contributes to a more comfortable indoor environment. It can enhance sleep quality by preventing nighttime allergen exposure. Regular use of a dehumidifier leads to a cleaner and healthier home, providing relief from allergy symptoms such as sneezing, coughing, and nasal congestion.
What Features of a Dehumidifier are Essential for Allergy Relief?
Dehumidifiers can significantly alleviate allergy symptoms by reducing indoor humidity levels. Essential features of a dehumidifier for allergy relief include effective humidity control, air filtration systems, and moisture removal capacity.
- Humidity Control
- Air Filtration System
- Moisture Removal Capacity
- Size and Coverage Area
- Automatic Controls and Timers
- Noise Level
- Energy Efficiency
To expand on these features, we consider both their unique attributes and common concerns, which influence consumer opinions and choices.
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Humidity Control: Effective humidity control is critical in a dehumidifier. Humidity control allows users to set desired humidity levels. High humidity can promote mold growth and dust mites, both known allergens. The American College of Allergy, Asthma & Immunology recommends keeping indoor humidity between 30% and 50% to minimize allergy triggers.
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Air Filtration System: An air filtration system enhances a dehumidifier’s effectiveness in allergy relief. Quality dehumidifiers may include HEPA filters that trap small particles like pollen and pet dander. The Environmental Protection Agency states that HEPA filters can capture at least 99.97% of particles that are 0.3 microns in diameter.
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Moisture Removal Capacity: Moisture removal capacity is vital for a dehumidifier’s overall performance. This feature indicates how much moisture the unit can extract in a day, typically measured in pints. High-capacity dehumidifiers can prevent excessive humidity more effectively in larger spaces, targeting environments prone to mold and allergens.
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Size and Coverage Area: Size and coverage area relate to the space the dehumidifier can effectively manage. Users should select a dehumidifier that suits the dimensions of their rooms. A model adequate for small spaces may be ineffective in larger areas, leading to persistent humidity issues. Consumer reports often provide guidance for matching unit specifications with room sizes.
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Automatic Controls and Timers: Automatic controls and timers offer convenience and efficiency in managing humidity levels. Units equipped with these features can adjust settings automatically based on moisture levels, saving energy and enhancing performance. Some models also come with continuous draining options, which eliminate the need for manual emptying of water tanks.
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Noise Level: Noise level is a significant consideration for many consumers. Dehumidifiers can vary from extremely quiet to quite noisy. Selection should take personal tolerance and room setting into account, as quieter models may be preferable for bedrooms or quiet living areas.
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Energy Efficiency: Energy efficiency is an essential attribute, especially for prolonged use. Energy Star-rated dehumidifiers consume less electricity while providing effective moisture control. The U.S. Department of Energy states that these units can significantly lower energy bills compared to non-efficient models, making them a sustainable choice for consumers.
Each of these features can influence the choice of a dehumidifier, emphasizing not just performance but also convenience and cost-effectiveness.
How Does Capacity Impact the Effectiveness of a Dehumidifier for Allergies?
Capacity significantly impacts the effectiveness of a dehumidifier for allergies. The capacity refers to the amount of moisture a dehumidifier can remove from the air within a specific time frame. Higher capacity units can extract more moisture, making them more suitable for large areas or spaces with high humidity.
When humidity levels decrease, allergens like mold and dust mites are less likely to thrive. Effective dehumidification leads to improved indoor air quality, which can reduce allergy symptoms. Selecting a dehumidifier with appropriate capacity is crucial for achieving optimal results.
If the unit has insufficient capacity for the space, it may struggle to reduce humidity effectively. Conversely, an oversized unit may remove humidity too quickly, causing fluctuations in moisture levels, which can also promote allergen growth.
In summary, understanding the capacity of a dehumidifier helps ensure it effectively reduces humidity and alleviates allergy symptoms. Proper capacity selection enhances overall performance and contributes to a healthier indoor environment.
Why is Noise Level an Important Consideration for Allergy Sufferers?
Noise level is an important consideration for allergy sufferers because excessive noise can exacerbate stress and anxiety, which in turn may worsen allergic reactions. High noise levels can lead to sleep disturbances and increased symptoms of allergies, such as nasal congestion and headaches, making daily life more difficult.
According to the World Health Organization (WHO), noise pollution can have significant impacts on health. The WHO defines noise pollution as “unwanted or harmful sound in the environment that can affect people’s physical and mental well-being.”
The underlying causes of concerns related to noise for allergy sufferers include the interaction between environmental stressors and overall health. When allergic individuals are exposed to high noise levels, their body may increase levels of stress hormones. Stress can trigger or enhance allergic responses, such as inflammation, making symptoms more severe.
Technical terms such as “stress hormones” refer to substances like cortisol that the body releases in response to stress. Cortisol can modulate immune responses. A higher concentration of this hormone may lead to increased sensitivity to allergens and inflammatory responses.
The mechanisms involved in this issue include the body’s response to stress and the immune system’s function. When subjected to loud noises, the body activates its “fight or flight” response. This physiological response can lead to increased heart rate and changes in blood flow. Such conditions can heighten allergic reactions by increasing the body’s awareness of allergens, thereby intensifying symptoms.
Certain conditions and actions contribute to heightened awareness of noise and its impact. For example, urban environments often report higher noise levels from traffic, construction, and machinery. A person with allergies living in a noisy area may experience worse symptoms than someone in a quieter location. Additionally, stressful situations, such as attending crowded events or densely populated public spaces, can further compound the effects of noise on their health and well-being.
Which Brands are Considered the Best for Allergy-Friendly Dehumidifiers?
The best brands for allergy-friendly dehumidifiers include:
- Frigidaire
- hOmeLabs
- Honeywell
- Vremi
- Midea
These brands are recognized for their efficiency, reliability, and specific features that cater to individuals with allergies. Different brands may excel in particular attributes, such as noise levels, energy efficiency, or additional filtration systems.
Exploring the key attributes of these brands may help determine the most suitable choice for allergy sufferers.
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Frigidaire:
Frigidaire dehumidifiers effectively reduce humidity levels, making environments more comfortable for allergy sufferers. Many models feature built-in air filters that capture dust and allergens. The company boasts energy-efficient units, which help lower utility bills while preventing mold growth. A 2021 Consumer Reports review noted Frigidaire for its low operational noise, enhancing its appeal for bedroom use. -
hOmeLabs:
hOmeLabs produces dehumidifiers known for their modern design and user-friendly controls. Their units often contain removable, washable filters, which make it easy to maintain a clean air environment. According to a study published in the Journal of Allergy and Clinical Immunology (2020), effective humidity control can significantly reduce allergy symptoms in sensitive individuals. hOmeLabs models are typically energy-efficient, gaining a positive reputation in consumer reviews. -
Honeywell:
Honeywell is a well-established name in air quality control. Its dehumidifiers often feature integrated air purifiers that filter out allergens and particulate matter. Products like the Honeywell TP50WKN are noted for their high extraction capacity, ideal for larger spaces. A report from the Environmental Protection Agency (EPA) highlighted the importance of maintaining humidity levels below 50% to minimize mold growth and dust mites, making Honeywell products suitable for allergy management. -
Vremi:
Vremi dehumidifiers stand out for their compact size and ease of use. They are perfect for small spaces and often come with multiple fan speeds to customize performance. Their built-in filters help eliminate allergens effectively. User reviews frequently mention Vremi models for being silent and portable, which is advantageous for various settings, including bedrooms and living areas. -
Midea:
Midea focuses on advanced technology with smart features in many of its dehumidifiers. For instance, some models can be controlled via smartphone, allowing users to monitor humidity levels remotely. Midea products are recognized for energy efficiency and low noise levels. Research by the National Institute of Environmental Health Sciences indicates that controlling indoor humidity can lead to improved health outcomes for allergy sufferers, reinforcing the benefits of Midea’s products.
What Types of Dehumidifiers are Most Effective for Allergy Control?
The most effective types of dehumidifiers for allergy control are refrigerant dehumidifiers and desiccant dehumidifiers.
- Refrigerant Dehumidifiers
- Desiccant Dehumidifiers
Refrigerant Dehumidifiers:
Refrigerant dehumidifiers actively remove moisture from the air by cooling it. These devices use a refrigerant to cool metal coils. When the humid air contacts the coils, water condenses and collects in a reservoir. They are effective in warm, humid climates. The U.S. Environmental Protection Agency (EPA) recommends refrigerant models for their efficiency in reducing mold and dust mites. For instance, a study by the American Journal of Allergy and Asthma found that using a refrigerant dehumidifier in a high-humidity environment can reduce mold spore concentration by 50%.
Desiccant Dehumidifiers:
Desiccant dehumidifiers utilize materials that absorb moisture from the air without cooling it. They work well in cooler environments or where low temperatures are common. Common desiccant materials include silica gel and activated carbon. These devices disperse moisture-absorbing particles into the air, removing excess humidity. Research by the Building Science Corporation indicates that desiccant dehumidifiers can also significantly lower indoor humidity levels, making them suitable for allergy sufferers. An example is a case study in a damp basement where a desiccant dehumidifier helped alleviate asthma symptoms by reducing mold growth.
How Can Proper Maintenance of a Dehumidifier Enhance Allergy Relief?
Proper maintenance of a dehumidifier can significantly enhance allergy relief by reducing humidity levels, preventing mold growth, and improving air quality.
Maintaining a dehumidifier includes various aspects that contribute to its effectiveness in alleviating allergies:
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Humidity Control: A dehumidifier operates by removing excess moisture from the air. According to the Environmental Protection Agency (EPA, 2020), maintaining indoor humidity levels between 30% and 50% can reduce mold and dust mites, both of which are common allergens.
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Mold Prevention: High humidity promotes mold growth on walls, ceilings, and furnishings. A study published in the Journal of Allergy and Clinical Immunology (Keeney et al., 2018) found that reducing humidity levels inhibits mold spores, which, when inhaled, can trigger allergic reactions.
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Dust Mite Management: Dust mites thrive in humid environments. Research from the American Academy of Allergy, Asthma & Immunology (AAAAI, 2019) indicates that reducing indoor humidity helps control dust mite populations, hence lowering allergen levels in the home.
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Improved Air Quality: Regular maintenance ensures that the dehumidifier operates efficiently. This includes cleaning or replacing filters to prevent dust and particulate build-up, which can worsen indoor air quality. The World Health Organization (WHO, 2021) states that improved air quality can lower the incidence of respiratory issues related to allergies.
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Equipment Longevity: By regularly cleaning and inspecting the dehumidifier, users can extend its life and efficiency. According to Consumer Reports (2022), well-maintained dehumidifiers can operate more effectively, providing consistent humidity control.
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Effective Drainage: Proper maintenance includes ensuring that the drainage system is functioning correctly. Clogged drains may lead to water accumulation, which can promote mold growth. A report from the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE, 2021) emphasizes the importance of clear drainage pathways in preventing moisture-related problems.
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Seasonal Adjustments: During different seasons, maintaining an appropriate humidity level is crucial. For example, in winter, lower humidity levels can lead to dry air, while summer may see higher humidity. Adjusting settings based on seasonal needs can optimize performance, as noted in the Indoor Air Quality Association’s guidelines (IAQA, 2020).
By following these maintenance practices, dehumidifiers can serve as effective tools for managing indoor allergens and enhancing overall allergy relief.
What Strategies Can Maximize the Effectiveness of a Dehumidifier in Reducing Allergens?
To maximize the effectiveness of a dehumidifier in reducing allergens, users should apply strategic practices.
- Maintain optimal humidity levels (between 30% to 50%).
- Choose the right size of the dehumidifier for the space.
- Utilize the dehumidifier continuously during humid months.
- Place the dehumidifier in a central location.
- Clean and maintain the dehumidifier regularly.
- Use additional air filtration systems alongside the dehumidifier.
Applying these strategies creates a comprehensive approach to improving indoor air quality.
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Maintain Optimal Humidity Levels: Maintaining optimal humidity levels within 30% to 50% greatly contributes to allergen control. Humidity above 50% encourages mold growth, dust mites, and other allergens. The Environmental Protection Agency (EPA) recommends this range to prevent indoor air quality issues.
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Choose the Right Size of the Dehumidifier: Selecting a dehumidifier that matches the size of the room is critical. A small dehumidifier may not remove enough moisture, while an oversized unit can lead to inefficient operation. As a guideline, the Association of Home Appliance Manufacturers suggests measuring the room’s size in square feet and referencing dehumidifier specifications for optimal capacity.
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Utilize the Dehumidifier Continuously During Humid Months: Running the dehumidifier continuously during peak humidity months ensures the consistent removal of moisture. A study by the American College of Allergy, Asthma & Immunology reveals that continuous dehumidification significantly reduces allergen levels during warmer months.
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Place the Dehumidifier in a Central Location: Positioning the dehumidifier centrally can facilitate better airflow throughout the room. This placement allows for even moisture extraction and prevents damp pockets. Studies indicate that airflow distribution can impact overall humidity control.
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Clean and Maintain the Dehumidifier Regularly: Regular cleaning of the dehumidifier’s filters and collection bucket enhances its efficiency. Dirty filters can trap allergens instead of removing them from the air. According to the manufacturer’s guidelines, filters should be cleaned or replaced every three months to ensure optimal performance.
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Use Additional Air Filtration Systems: Combining a dehumidifier with an air purifier equipped with a HEPA filter can augment allergen removal. These filters trap pollen, pet dander, and other small particles. The American Lung Association supports using air filtration systems to work in tandem with dehumidification efforts for better indoor air quality.