Window Condensation, Part 1: Condensation FAQs

Condensation is a common issue homeowners face today. When warm air touches cold surfaces like window glass, the excess moisture in the air condenses on the surface. If you find moisture on the interior part of your windows and patio doors, it’s a sign of excess humidity.

Window Condensation

Why Does Your Home Become Too Humid?

Different indoor activities contribute to indoor moisture. Cooking, for example, adds four or five pints of water in the air while showering contributes another half pint. Plants, natural gas, and oil also add water vapor in the air and increase indoor humidity. Your windows in Sugar Land, Texas, can indicate whether your home is too humid. You can also look for damp spots on the ceiling and blisters on paint surfaces.

How Does Humidity Affect Window Condensation?

Condensation forms on interior glass surfaces if the room is too humid. During winter, the glass surface becomes colder as the outdoor temperature drops. When moist air touches the cold surface, the moisture condenses and forms water droplets.

Is Exterior Condensation Something to Worry About?

You don’t have to worry about exterior condensation. In fact, this is a sign that your sliding windows in Sugar Land, Texas, or any other design are energy-efficient. The glass maintains a consistent temperature because it is insulated from the inside.

Why Prevent Window Condensation and Excess Humidity?

Humidity is known to have effects on health. According to the World Health Organization, high humidity can cause respiratory illness while low humidity levels can lead to skin dryness and itching. As for your windows, condensation can lead to premature damage to the sash and frame. It can also cause the paint to peel.

What Do You Do About Humidity and Window Condensation?

You can maintain relative humidity indoors through proper ventilation. You can install exhaust fans in kitchens and bathrooms and ventilation in attic spaces. You can also invest in energy-efficient windows from Renewal by Andersen® of Houston.

All our window styles, including picture windows in Sugar Land, TX, can keep your home comfortable all year long. If you want to learn how, check out the second installment of this two-part blog. You can also call us at (281) 547-6177 to schedule a free in-home consultation.