Control humidity in your home to prevent mold

Thankfully this summer has been really dry so far. Though mold is ubiquitous, thriving in all climates and parts of the world, it shows a particular fondness for humid environments. In this blog post, we delve into the role of humidity in mold growth, using Philadelphia, as our case study. 

Understanding humidity is key in preventing mold by making sure your home's moisture levels are below the level that allow for growth. Even if it is dry outside, humidity can be trapped in areas of your home like attics and basements, so it is still important to take preventative steps no matter the weather outside.

Understanding Mold and Humidity

Before we dive into the specifics, let's first grasp the relationship between mold and humidity. Mold, a type of fungus, needs moisture to grow and multiply. Humidity - the amount of moisture or water vapor in the air - can provide this necessary moisture. In general, indoor relative humidity levels above 60% can encourage mold growth, though mold can start to grow at levels above 50%.

Philadelphia: A City with Humid Climate

Philadelphia, with its hot and humid summers, provides a fertile breeding ground for mold. The city's geographic location and proximity to the Atlantic Ocean contribute to its high humidity levels, which often exceed 60% during the summer months. Consequently, homes and buildings in Philadelphia can be particularly susceptible to mold infestation.

Mold Growth in Philadelphia Homes and Buildings

Our research focused on understanding the mold problem in Philadelphia's homes and buildings. We studied various properties, from residential homes to commercial structures, across different neighborhoods. Our findings confirmed the prevalent issue of mold growth, especially during the hot and humid summer months. Buildings with poor ventilation or with faulty or inadequate air conditioning systems were particularly susceptible.

Beyond just the season and building infrastructure, individual behaviors also played a part in contributing to indoor humidity levels. Activities such as cooking, showering, and doing laundry without adequate ventilation significantly raised indoor humidity levels, making these homes more susceptible to mold growth.

Implications and Solutions

The implications of mold growth are far-reaching. Mold can cause structural damage to buildings, and exposure to mold can lead to health issues like allergies, respiratory problems, and in severe cases, neurological disorders and immune suppression.

But the situation is not hopeless. Our study concluded with several recommended solutions for Philadelphia residents to help manage and prevent mold growth. These include:

1. Proper Ventilation: Ensure that areas with high moisture levels like bathrooms, kitchens, and basements are properly ventilated. This can help reduce humidity levels and stop mold from getting the moisture it needs to grow.
2. Dehumidifiers and Air Conditioners: Using dehumidifiers and air conditioners can help maintain optimal humidity levels (between 30% - 50% indoors).
3. Regular Maintenance Checks: Regular inspections of homes and buildings can help detect any early signs of mold growth. Particular attention should be paid to areas prone to dampness, like basements and bathrooms.

In conclusion, our study underscores the vital role humidity plays in promoting mold growth in Philadelphia. However, with awareness, regular maintenance, and the appropriate use of ventilation and humidity-control devices, it is a challenge that can be effectively managed, creating safer and healthier environments for the city's residents.