AlorAir Crawl Space Collection

What Causes High Humidity in a House?

Have you ever noticed persistent condensation on your windows, damp walls, or a lingering musty smell in your home? All of these are clear signs of high humidity. Excessive indoor humidity is inconvenient to live with and may also result in significant problems such as mold growth, structural damage, and health problems. But what is the primary cause of moisture buildup? Let us examine why your house has too much moisture and how to manage it effectively.

Poor Ventilation

One of the most common causes of high indoor humidity is poor ventilation. Homes with low airflow tend to trap moisture from daily activities like cooking, showering, and laundry. When this moisture isn't properly vented, it accumulates in the air, raising humidity levels.

Poor ventilation is a critical problem in sealed areas such as bathrooms, kitchens, and basements. For example, using a hot shower or boiling water without an exhaust fan releases water vapors into the air, accumulating moisture during recovery. Proper installation of exhaust fans in moist regions and good home ventilation generally solve this problem.

Moisture in Crawl Spaces and Basements

Major offenders are crawl spaces and basements. These spaces are generally not well-insulated and can allow moisture to seep in from the ground. The high humidity in these spaces doesn't stay in them alone; it travels throughout the house, causing discomfort and air quality issues.

This is where a crawl space dehumidifier comes in. Products like those in the AlorAir Crawl Space Collection are specifically designed to combat moisture issues in crawl spaces. Installing a crawl space dehumidifier can prevent moisture from rising, thus protecting your home from mold and mildew.

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Plumbing Leaks and Structural Issues

Undetected plumbing leaks and structural issues are another primary reason for high humidity in homes. Small leaks in pipes, roofs, or walls can increase moisture levels indoors as the water evaporates from these leaks and finds its way through the air.

For instance, a leaking tap or broken pipe in an obscure location could go unnoticed for months or weeks. This perpetual dampness is ideal for the formation of mould and structural weakening. Regular monitoring and prompt servicing are necessary to diagnose and repair such problems and maintain a humidity balance indoors.

Outdoor Climate and Seasonal Variations

Weather from the outside could also greatly influence humidity inside buildings. Places in regions where it usually experiences outdoor humidity and rains more frequently are traditionally places where it naturally contains much more moisture indoors.

In summer, warm and humid air from outside penetrates your home through poorly sealed windows and doors, raising the humidity levels indoors. During rainy seasons, moisture intrusion into the house is probable if proper drainage systems are not in place.

An AlorAir Crawl Space Dehumidifier can control indoor humidity well regardless of the weather that prevails outdoors.

Inadequate Insulation

Poorly insulated homes tend to be more humid. This is because they allow warm, moist air from outside to enter the house, especially during summer. This increases indoor moisture levels, making the home uncomfortable to stay in.

Properly insulating your walls, windows, and doors is a barrier against moisture infiltration. For crawl spaces and basements, insulation accompanied by a dehumidifier is an effective remedy to keep away moisture.

Everyday Activities

Cooking, cleaning, showering, or drying clothes indoors may increase humidity. To illustrate:

The steam from stovetop cooking enters the air.

Hot showers create steam that remains inside the bathroom.

Clothing drying indoors, especially if indoors, adds immense moisture to the surrounding air.

With no proper exhaust or moisture handling, these factors increase humidity over time. Exhaust fans and a crawl space dehumidifier can help minimize the moisture output from these routine activities.

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Houseplants and Indoor Features

Houseplants can improve air quality, add aesthetic appeal, and increase humidity levels. Plants release moisture into the air through transpiration, and the more plants you have, the more moisture is released. Similarly, uncovered aquariums or water features like fountains can add to the indoor humidity.

Moisture can be controlled by controlling the number of plants or aquarium covers. Secondly, placing dehumidifiers in areas with high concentrations of plants and water features guarantees a balanced interior environment.

Inefficient HVAC Systems

An HVAC system within your home is in charge of your indoor humidity, so if it has not been serviced appropriately or is inappropriate for your house, it could break down easily and fail to maintain humidity indoors.

For example, a supersized air conditioner may cool your home quickly, but it is ineffective in removing moisture in the air. Routine HVAC servicing and professional tuning will help keep indoor humidity at optimal levels.

Improper Drainage Systems

Poor drainage systems around your house can cause water to pool near its foundation. In the long run, this water will enter the basement or crawl space, significantly contributing to high indoor moisture levels.

This can be done by dehumidifying the problem by ensuring the gutters and downspouts are working correctly, directing the water away from the house, or dehumidifying your crawl space to control as much moisture inside the home as possible.

Solutions for High Indoor Humidity

Controlling indoor high humidity is done with a mix of preventive methods and moisture-control measures:

  • Install a Crawl Space Dehumidifier: AlorAir Crawl Space has products that efficiently reduce moisture levels in problem areas.
  • Improve Ventilation: Use exhaust fans in high-moisture areas and ensure proper airflow throughout your home.
  • Repair Leaks Promptly: Inspect plumbing, roofing, and structural elements to identify and repair leaks.
  • Enhance Insulation: Seal gaps and insulate walls, windows, and doors to prevent moisture infiltration.
  • Maintain Your HVAC System: Schedule maintenance checks and cleaning to keep it functioning at its peak.

Conclusion

Several factors, including poor ventilation, crawl space problems, leaks, or malfunctioning air conditioning systems, can cause high humidity levels in your house. These can pose serious risks, such as mold accumulation, structural collapse, and medical conditions, if not managed. Learning the causes helps you find permanent solutions to enhance your comfort.

Other products, such as the AlorAir Crawl Space Dehumidifier, provide reliable moisture management solutions with proper ventilation, insulation, and maintenance. These can also help you control indoor humidity and protect your home for the long term. For more information on humidity management, visit our homepage or check out this related article.