When should you open or close crawl space vents?

When should you open or close crawl space vents?

These vents allow outside air to circulate under the floor in summer to prevent the moisture buildup that encourages mildew and rot. In winter, when the air is drier, the vents are closed to reduce the chance that the pipes in the crawl space might freeze

What are the vents on the bottom of my house?

A foundation vent, also known as a crawl-space vent, is an opening in a building that allows outside air to circulate under the floor. The idea is that you keep them open in the summer to prevent moisture from building up during humid days, which can lead to mold and mildew.

Is it OK to cover crawl space vents?

Even if you aren’t planning on using your crawl space for storage, consider installing crawl space vent covers along with sealing and insulating your crawl space to create warmer floors, prevent frozen pipes, and manage your heating costs.

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