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How to Choose a Dehumidifier for Crawlspace& Basement?

Choosing the Right Capacity Dehumidifier


►Crawlspace and Basement Series Dehumidifier
When you are choosing a dehumidifier, the first thing you need to figure out is what's the size of place you need to dehumidify and what's the capacity of a dehumidifier.

Crawlspace& Basement series dehumidifiers focus on eliminating high humidity in challenging environments in those tight crawlspace and basement where mold, mildew growth, musty odor and corrosion can easily appear. With optional water removal capacity ranging from 55 pints/day to 90 pints/day.
Horizontal configuration and unique dual airflow outlets makes this series a professional dehumidifier for crawlspaces and basements. this series machines are stackable to save the room. Every dehumidifier is ENERGY STAR qualified for super energy efficiency. And they continue to remove water at lower temperature.

►Using chart to match the capacity and space area
Dehumidifiers from this series have moisture removal capacities varied from 55 pints/day to 90 pints/day to meet different capacities from customers. . So choose a suitable dehumidifier, first step you should know how much the size of the place you need to dehumidify before matching it with machine's capacity. Below is a very simple chart help you to find out the right capacity based on space conditions and space square footage:

So before using this chart to help you choose the right size dehumidifier, you have to know the current environment of the space, is it slightly damp, moderately damp or very damp? Well, the moisture you want to remove is always depend on several factors, such as the number of people living in the space and the routine activities. More people in a space can produce more air breathing and that leads to excessive moisture. And houses with low height are more prone to condensation and dampness.


After your judge of space environment, then just match the environment with the space square footage you owned, finally you can get a dehumidifier's capacity data, such as 70 pints, and this is the dehumidifier capacity for a specific size area dehumidification.

Which Dehumidifier Model Do You Need 
When choosing the right dehumidifier, not only the item's price that you should consider at present, but also the long-term electricity consumption. Conventional dehumidifiers consumes more power to remove moisture in the air, while AlorAir's Dehumidifiers with Energy Star Rated can save a lot of energy with machine drying the dampness and purifying the air. You can save up to $250 per year in energy cost with dehumidifier working for your families. As the dehumidify have functions like drying machines, air purifier, using one machine can help you main a consistent relative humidity of 50% or less, you will no longer have to keep the thermostat at low, uncomfortable temperatures once used to control inner house humidity, and that also save your expense on purchasing a thermostat or a air purifier.
The below charts show series features and you can compared those series for an accurate choice:
Consider Room Conditions
When choosing the right type of dehumidifiers for real life applications, you might not just depend on the chart as conditions vary in real usage. For example, if a small place has multiple people in it, then more moisture will be produced by breathing or daily activities, such as taking a shower or baking or cooking. If any of the below conditions are right for you, you will have to add more pints to the product when choosing:

●If your place is located in a humid climate, add 10 pints.
●If multiple people live or have routine activities in the space, add 5 pints.
●If your space have many doors or windows, add 5 pints.
●If there's a washer and dryer nearby, add 5 pints.
Still Have Questions?

Not sure what's best for you?

We know choosing a dehumidifier isn't an easy decision. To learn more about dehumidifiers, you can write us emails by sales@alorair.com, we are glad to solve your any doubt about choosing products. We want to serve you and try our best to make your living space healthy and comfortable.

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Alorair Dehumidifier

How Does a Dehumidifier Collect Water?

A dehumidifier collects water by drawing in humid air, cooling it to condense the moisture, and then collecting the water in a reservoir. The appliance works by using a fan to pull warm, moist air over coils that cool the air, causing the water vapor to condense into liquid form. This water is then collected in a storage tank or drained directly out of the unit, while the dry air is expelled back into the room. This process helps lower the humidity level, creating a more comfortable indoor environment.  This article will provide a detailed exploration of how dehumidifiers work, the factors affecting their performance, and tips for maximizing efficiency. The Role of a Dehumidifier in Humidity Control Humidity refers to the amount of water vapor in the air. While some level of humidity is necessary for comfort and health, excessive moisture can lead to various problems. Common issues include: Mold and Mildew Growth: High humidity provides the perfect environment for mold and mildew, which can damage furniture, walls, and floors and pose health risks. For spaces prone to mold, an Alorair Dehumidifier can be a complementary solution to a dehumidifier. Increased Allergen Activity: Dust mites thrive in humid conditions, exacerbating allergies and asthma symptoms. Consider an air filter for allergies for added protection. Discomfort: Excess moisture can make the air feel sticky and warm, leading to discomfort, especially during summer. Structural Damage: Over time, moisture can warp wooden furniture, weaken building materials, and cause paint or wallpaper to peel. Dehumidifiers, often paired with advanced systems like an air scrubber for construction dust, effectively address these issues by maintaining optimal indoor humidity levels between 30% and 50%, improving air quality and protecting the home. What Are the Core Components of a Dehumidifier? To understand how a dehumidifier collects water, it's essential to familiarize yourself with its main components, as each plays a crucial role in the process. The fan is responsible for drawing humid air into the device, initiating the dehumidification process. This airflow ensures that the moisture-laden air is brought into contact with the other components effectively. Next, the cooling coils serve as the core mechanism for water extraction. These cold metal surfaces cause water vapor in the air to condense into liquid form. This process occurs because the temperature of the coils is lower than the dew point of the incoming air, forcing the moisture to transition from a gaseous to a liquid state. To further enhance the process, Alorair for water damage provides reliable equipment to handle moisture control effectively. Additionally, an air purifier for dust can be used alongside the dehumidifier, removing dust particles and other allergens from the air for improved air quality. The compressor, found in refrigerant-based dehumidifiers, plays a vital role by cooling the coils. It compresses the refrigerant, which cycles through the system, maintaining the low temperature needed for effective condensation. For spaces requiring advanced functionality and convenience, a Smart Dehumidifier use remote control and monitoring capabilities, making moisture management more efficient. Additionally, for areas like construction sites or renovation projects, an air scrubber for sale can complement the dehumidifier by removing airborne particles like dust and mold spores. Once water condenses, it is collected in the reservoir or collection tank. This tank stores the water until it can be manually emptied. Alternatively, some models include a drain hose or pump for continuous water removal. This feature allows the water to flow directly to an external drainage point, providing convenience for users who prefer not to monitor and empty the tank frequently. For spaces requiring enhanced air quality control in addition to moisture management, an air scrubber commercial can be an excellent companion to tackle airborne contaminants like dust and mold spores. The allergy purifier is an important component that monitors and regulates humidity levels. It allows the dehumidifier to turn on or off automatically, ensuring the room maintains a comfortable and consistent humidity level without over-drying the air. Understanding these components helps clarify how a dehumidifier works to remove excess moisture, making it a critical appliance for maintaining healthy indoor environments.For areas requiring specialized air quality improvement, consider a hepa air scrubber. Types of Dehumidifiers and Their Water Collection Methods Dehumidifiers fall into two primary categories: refrigerant-based and desiccant-based. Each uses a distinct method to collect water. Refrigerant-Based Dehumidifiers This is the most common type of dehumidifier used in households. These units operate similarly to an air conditioner, using a refrigeration cycle to remove moisture from the air. Here’s how it works: The fan draws warm, humid air into the dehumidifier. The air passes over the cooling coils, which are kept cold by a refrigerant. To enhance air quality and reduce the presence of harmful spores, a wholesale air scrubber can be used alongside an air purifier for mould and a dehumidifier. This combination effectively targets mould growth in the air, ensuring a cleaner and healthier environment. As the air cools, its ability to hold moisture decreases, causing water vapor to condense into liquid droplets on the coils. The condensed water drips into a collection tank or is expelled through a connected drain hose. The now-dry air is reheated slightly and released back into the room.  For enhanced moisture control and air purification, a Green Industrial Air Scrubber can be used alongside the dehumidifier to improve indoor air quality. This helps maintain a healthy environment for both your houseplants and your living space. For additional air purification, an air purifier mold can be an effective complement. Desiccant-Based Dehumidifiers Desiccant dehumidifiers use an entirely different mechanism. Instead of cooling coils, they rely on a moisture-absorbing material called a desiccant (e.g., silica gel) to extract water from the air. Here’s the process: The fan pulls humid air into the dehumidifier.  The air passes through the desiccant material, which absorbs moisture like a sponge.  In electric desiccant models, a heater warms the desiccant to release the trapped moisture.  To enhance air quality during this process, a negative air scrubber is use to remove airborne contaminants. The released moisture condenses into liquid form and is collected in a reservoir. Pairing such models with an activated carbon air purifier can further improve air quality. Continuous Water Collection vs. Manual Tank Emptying Dehumidifiers manage collected water in one of two ways: Manual Tank Emptying: Most dehumidifiers feature a built-in reservoir that stores condensed water. When the tank fills up, the unit automatically shuts off to prevent overflow. Users must empty the tank regularly. Continuous Drainage: This method involves connecting a hose to the dehumidifier’s drainage port. The collected water drains directly into a sink, floor drain, or external outlet. For comprehensive moisture control, a whole homes dehumidifier is an excellent choice, as it can manage humidity levels across multiple rooms or the entire house. Some models even include built-in pumps to move water vertically, making them ideal for basements.  What Are the Factors Affecting Water Collection in a Dehumidifier? The amount of water a dehumidifier collects depends on several factors: Humidity Levels: The higher the humidity, the more water the dehumidifier will extract, and using a scrubber for water damage can further aid in improving air quality by removing contaminants. Room Size: Larger spaces require more time to dehumidify, potentially increasing water collection. Temperature: Refrigerant-based models are most effective in warm temperatures, while desiccant models excel in cold environments. Dehumidifier Capacity: Models are rated by their ability to remove a specific amount of moisture (measured in pints or liters) per day. Higher-capacity units collect more water. For larger spaces, using a drain hose for large room dehumidifiers ensures continuous water removal without the need to empty the tank frequently, and pairing it with a large room air purifier enhances overall efficiency. What Are Some Practical Tips for Maximizing Dehumidifier Efficiency? To ensure your dehumidifier collects water efficiently: Regular Maintenance: Clean or replace air filters every few weeks to prevent clogs. Use a carbon filter for added air purification. Positioning: Place the unit in a central location with adequate airflow. Keep it away from walls or furniture. Monitor Humidity Levels: Use a hygrometer to track indoor humidity and adjust the settings accordingly. Drainage Setup: For continuous drainage, ensure the hose is properly secured and free of kinks. Frost Prevention: If using a refrigerant-based model in a cold environment, look for units with an automatic defrost feature to prevent frost buildup on the coils. Adding a complementary device like a pure air air purifier can further enhance indoor air quality. Conclusion A dehumidifier collects water through a systematic process that depends on its type. Refrigerant-based models use cooling coils to condense moisture, while desiccant models rely on absorbent materials to trap water. Both types offer practical solutions for maintaining healthy indoor humidity levels, with options for manual or continuous water removal. By pairing your dehumidifier with advanced systems such as a negative ion air purifier, or desktop air purifier, you can ensure cleaner, healthier air for a more comfortable living environment.
How Do I Get The Moisture Out Of My Basement Air

How Do I Get The Moisture Out Of My Basement Air?

Excess moisture in basement air can lead to mold growth, damage to materials, and an unpleasant environment. Many homeowners need help with below-grade moisture issues without identifying the root causes. The first step is to inspect the basement thoroughly to locate potential water sources entering from outside or occurring internally.  This may include checking the foundation for cracks, ensuring proper drainage around the perimeter, and inspecting the floor and walls for signs of leakage. It is also important to evaluate factors affecting air movement and circulation. With the moisture sources detected, the next stage is reducing humidity levels, such as running a dehumidifier, opening windows for cross ventilation, and sealing cracks.  Continuous efforts are required to prevent future moisture accumulation, like maintaining sump pumps, installing moisture barriers, and redirecting exterior gutter downspouts. Implementing a combination of inspection, ventilation, humidity control and preventative strategies is key to successfully eliminating excess water vapor trapped in the basement environment. Identify Moisture Sources The first step to resolving a moisture issue in the basement is to thoroughly inspect and identify where water is entering from. Carefully examine the foundation walls and floor for any cracks, gaps or leaks allowing water to seep in from the outside. Check for proper drainage around the perimeter of the house to ensure water is flowing away from the foundation. Also inspect insulation, floors, walls and ceilings for signs of dampness or water stains that indicate an internal source.  Pay close attention to areas near sump pumps, washing machines, or pipes, as appliances or pipes that overflow could be releasing water. Use a moisture meter to detect moisture levels in walls, floors or insulation. Documenting the moist areas and sources is crucial to determine the right solution. Identifying the main causes of moisture intrusion or accumulation is half the battle in developing an effective plan of action. Improve Ventilation Proper ventilation is important to remove moisture-laden air from the basement and help prevent high humidity. Installing a dehumidifier is an effective way to actively extract excess water from the air down below. Look for a dehumidifier suited to the size of the basement space. Enhancing passive ventilation with opened windows is also recommended, particularly in multiple locations around the perimeter to encourage cross breezes and prevent humidity issues. Installation of ventilation fans in existing windows or drilled hole can further aid air circulation. Ventilation fans pumped into the soffit provide intake vents high on the walls while exhausting hot air near the floor. This circulation helps to flush out damp areas. Venting dryer exhaust outside instead of into the basement also eliminates a moisture source. Along with identifying water sources, improved ventilation is key to drying out a wet basement environment. Dehumidify the Air One of the most effective ways to remove moisture from basement air is through the use of a dehumidifier. A dehumidifier works by drawing moist air into its system and condensing the vapor onto cool coils. The condensed water is then collected in a reservoir that needs to be emptied regularly. Look for a dehumidifier with a large tank and the capacity to handle the square footage of your basement.  For best results, place the dehumidifier in low-lying areas or suspected trouble zones that tend to be damp. Run it continuously to maintain relative humidity levels below 50%. A hygrometer can help monitor humidity. Dehumidifiers are especially useful during high-humidity seasons or periods of excess rain or snowmelt. With regular maintenance, a dehumidifier can make a big impact on drying out a wet basement. Moisture-proof the Basement To prevent future moisture issues, it is important to moisture-proof and waterproof the basement. Applying a seamless moisture barrier to the walls will help prevent water intrusion. Look for barriers made of heavy plastic sheets or rubber membranes. These are best installed vertically from the floor up and sealed at the seams with waterproof tape. Cracks and small holes in walls should be sealed with a flexible waterproof sealant.  Drain tile around the perimeter of the foundation intercepts and redirects groundwater away from the house. Sump pumps in the drain tile must operate correctly. Gutters and downspouts should be installed and well-maintained to discharge roof runoff at least 6 feet away from the foundation. These moisture-proofing strategies form a protective layer for the basement from the outside elements. Absorb Excess Moisture To draw moisture away from basement walls and floors, the use of a moisture-absorbing substance is helpful. Clay-based products like DampRid or calcium chloride kits come in porous pouches or granules that attract water vapor molecules. Leaving these open pots around the wettest areas allows them to absorb moisture from the air.  Change out kits periodically as they reach capacity. Small portable dehumidifiers with built-in desiccants can also be placed near damp spots. Absorbing products are useful as a supplement to ventilation and humidity control methods. They help soak up residual moisture while other solutions work to eliminate the root causes. How to Absorb Moisture in the Basement? There are a few simple steps to absorb moisture in a basement using dedicated products. Start by identifying the dampest areas, usually corners or beneath windows. Set out small buckets or pots containing DampRid or calcium chloride beads/crystals in these spots. The porous materials will attract water vapor from the air.  Be sure to place it at floor level for maximum effectiveness. Change out products every few months once saturated to maximum capacity. Open kits allow moisture to transfer freely. Additional options include hanging moisture-absorbing bags or grids near wet walls. Check indicators to see when replacements are needed. Make sure decent ventilation circulates air over absorbers to dry out problem zones. Monitor and Maintain Once sources have been addressed and solutions implemented, ongoing monitoring and maintenance is important to keep moisture at bay long-term. Use a hygrometer to regularly check humidity levels and ensure the basement environment stays comfortably below 50% relative humidity. Test moisture meters on walls and floors as well to promptly identify any new damp areas.  Inspect the sump pump biannually to clear debris and check that it is operating properly. Take time each fall before winter arrives to seal any noticeable cracks that may have formed with expansion and contraction. Throughout rain or snow seasons, check outside grading and drainage routes to confirm the water is still flowing away from the foundation as intended.  During spring thaws, moisture monitoring is crucial. Give ventilation fans and dehumidifiers a seasonal refresh to confirm they are functioning optimally. Monitoring indicators of excess moisture and maintaining preventative solutions catch minor issues before they worsen. Vigilance is key to keeping hard work and money spent on moisture protection investments effective in the long run. Conclusion Reducing moisture in basement air takes an integrated approach. Carefully identifying all water sources allowing entry is the critical first step. Implementing solutions like sealing cracks, improving drainage, and repairing leaks helps fix the root cause of excess moisture. Proper ventilation and dehumidification work to remove water vapor from trapped indoor air. Monitoring humidity levels ensures ongoing control of this environment.  Moisture barriers and drainage solutions form protections to moisture-proof against future issues. Periodic maintenance of pumps, seals, and absorbers maintains the integrity of the system. With a combination of inspection, source control, ventilation, humidity management and preventative strategies, homeowners can succeed in eliminating damp discomfort in their basements on a long-term basis. Patience and diligence are required, but with the right methods, basements can fully dry out.
basement spaces

Will A Fan In The Basement Help Reduce Mold?

Mold growth is a persistent issue that plagues many home basement spaces. Underground rooms' damp, humid conditions provide an ideal environment for mold spores to take hold and multiply. While it's impossible to eliminate all moisture, regular homeowners look for easy solutions to help minimize mold risks. One popular and affordable option is setting up a fan in the basement to improve airflow and ventilation.  By continuously circulating the air, a fan aims to dry out damp spots faster and help exhaust excess moisture before mold forms. However, will simply placing a fan make a noticeable impact on mold levels in the long term? This introduction will explore how basement fans work to reduce moisture, their potential limitations, and what combination of strategies tends to provide the most effective protection against mold for basement spaces. Causes Of Moisture In Basements Several common sources of moisture can accumulate in basement spaces and lead to mold issues if not properly addressed. Groundwater seepage is a major culprit, as water from the surrounding soil or a high water table can penetrate through basement walls or cracks in the foundation. Condensation from excess humidity within the home is also a primary cause, as hot moist air rises and condenses on cooler surfaces like foundations and pipes.  Leaky or damaged plumbing, whether from pipe bursts or small leaks, introduces new moisture. Lack of proper drainage around the home's perimeter prevents surface water from shedding away during rains. Even activities like running multiple loads of laundry or using humidifiers on upper floors can saturate indoor air and cause moisture problems downstairs. In the case of significant flooding in the basement, a wet-dry vacuum and Basement Floor Drying Solutions like absorbent towels or rags can help remove water and promote the drying of concrete floors.  Relationship Between Moisture And Mold Growth Mold requires certain conditions to germinate, grow and spread throughout a home. Chief among these necessary factors is moisture. Mold spores are microscopic fungi that exist virtually everywhere in both indoor and outdoor environments. However, they remain dormant unless they land in an area with sufficient dampness.  Basements in particular provide abundant moisture sources, such as damp concrete walls, leaky pipes, and humid indoor air. When relative humidity levels reach about 60% or higher, it creates a humid environment conducive for mold to thrive. Any surfaces with a moisture content above 20% become at risk for infestation. Once mold senses this moisture.  It can begin breaking down food sources like dust, paper, wood and cloth to feed and reproduce. Given enough time and sustained moisture levels, growth will propagate rapidly across affected areas. Keeping basements dry is critical to limiting the mold lifecycle and preventing extensive damage. How Do You Stop Mold From Growing In My Basement? The key to preventing mold in basements is moisture control. Ensure water sources like leaks or standing water are addressed promptly. Improve ventilation with a dehumidifier, fans, and ensure proper drying time for damp areas. Install a vapor barrier in foundations and add insulation to walls. Maintain moderate humidity levels between 40%-60% with a hygrometer. Clean regularly with an anti-microbial solution to remove existing spores and debris mold can feed on. Be vigilant for signs of condensation and smell for musty odors indicating mold. Early detection and removal of moisture sources are critical to discourage mold growth before it takes hold. Using fans is a popular strategy to help address excessive moisture levels in basements. Fans work by improving air circulation and ventilation throughout the space. By continuously moving the air around, fans help to dry out damp areas faster than if left stagnant. They also aid in exhausting moist indoor air before it condenses. Placing fans near foundation walls or other moisture sources helps specifically target problem zones.  The additional airflow disturbs moist pockets that may have formed. Running a fan periodically, especially during or after rainfall or other humidity-boosting events, helps circulate fresh, dry air into the basement while exchanging it with dampness-laden air. Outward-blowing fans are best for expelling moisture out of basement egress points. Together, this constant air mixing and refreshing creates an environment less conducive for mold to take hold and grow. To get the most benefit from using fans, they must be strategically placed near sources of moisture. Common areas to locate fans include near exposed foundation walls, below downspout drains, adjacent to hot water tanks, and around floor joists above dirt crawlspaces. Fans should be set up so they blow air out of the basement rather than circulating it within.  This helps remove dampness rather than redistributing it. Running fans periodically, especially after events that add moisture like rain storms or laundry, helps dry out areas before mold can establish. Leaving fans on for several hours at a time improves air exchange.  Humidity monitors can help determine when conditions are most conducive for mold growth and fans should be used. Regular maintenance like cleaning dust from blades ensures optimal air flow. With proper placement aimed at problem zones and intermittent use tied to moisture levels, fans can be a useful tool for reducing dampness. Limitations Of Fans Alone While fans can effectively improve circulation and dry surfaces more quickly, they only treat the symptom of excess moisture rather than the root causes. Highly damp basements may require additional solutions to properly control humidity levels. Fans alone may not be sufficient for spaces with significant groundwater leaks, drain issues, or where air holds very high moisture content. Other equipment like dehumidifiers that actively remove water from the air is often necessary.  Proper drainage and waterproofing of basement walls may also be needed to stop water sources. Surface mold may temporarily decrease but could return without resolving major moisture influxes. Regular cleaning is still important because fans cannot eliminate all spores. Their impacts are also limited if used inconsistently instead of in combination with moisture barrier upgrades and active drying strategies. A combined approach usually provides the strongest protection against future mold growth. How Do I Get Rid Of Mold In My Basement Air? The first step to removing mold from the air in your basement is to identify and address any sources of moisture promoting its growth. Check for leaks, condensation, or flooding and make necessary repairs. Run a dehumidifier to lower high humidity levels below 50%. Open windows on dry days to air out damp spaces. Use fans to increase circulation and ventilation.  Clean moldy areas with an anti-microbial cleaner or bleach solution of 1 cup bleach per 1 gallon of water. Be sure to wear protective gear like a respirator mask, gloves and goggles during cleaning. Thoroughly dry-cleaned surfaces. Consider professional mold remediation for severe infestations. Following cleaning, maintain moisture control strategies like using a dehumidifier, vapor barrier and fans to inhibit future mold growth. Regular inspections and prompt response will help control mold issues. Conclusion Using a fan strategically placed in the basement can certainly aid in improving air circulation and drying capabilities to help discourage mold growth. By enhancing airflow and ventilation, fans expedite the removal of excess moisture that fuels mold. However, fans represent only part of an effective long-term solution, as they do not actively remove humidity or treat root sources of water intrusion issues.  For best results in damp basement environments conducive to mold, fans are best deployed as part of a multifaceted plan incorporating moisture barriers, dehumidification, cleaning, and resolving water problems. With fans alone, mold may persist without adequate control of the conditions it requires to thrive. A combination approach tailored to each basement lays the strongest foundation for mold prevention over time.

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