When a Why Is Your Bathroom So Humid? lacks proper ventilation and an exhaust fan, moisture can accumulate on walls, floors and ceilings. This lingering moisture can cause mold, mildew and other unsightly problems. It can also lead to water stains and wood rot. In extreme cases, excessive moisture can cause drywall to swell or even collapse.

Poor ventilation is the most common cause of high humidity in bathrooms. An exhaust fan should be installed in every bathroom and left running after each shower or bath. A clogged or dirty filter can decrease an extractor fan’s effectiveness. To ensure optimum performance, the vent and vent cover should be cleaned on a regular basis.

Why Is Your Bathroom So Humid

If you don’t have an exhaust fan, leaving the bathroom window open during and after a shower can help reduce moisture build-up. However, this strategy may not be a good fit for homes with children or roommates. In addition, it’s best to open the windows only on a day when it’s warm enough outside to allow cool air to enter the bathroom and dry out the space.

A dehumidifier can also be a useful tool for reducing excess moisture in a bathroom. These units remove moisture from the air and can be purchased for as little as $30. Some manufacturers also offer a variety of decorative models that can be used to enhance the look of any bathroom.