Should I Keep Crawl Space Vents Open or Closed?

Crawl Space Vents Open or Closed?

It is that time a year once again. Heavy rains, followed by periods of excessive heat. Elevated relative humidity and dew point levels become common now all through the summer. It is the season of condensation problems inside Charlotte, NC crawlspaces. Homeowners are now faced with the unpleasant reality that something needs to be done to protect their investment. Crawlspace condensation problems can cause the development of mold and fungal colonies to manifest ...

Continue Reading →
0

Hardwood Floor Cupping – Crawlspace Moisture Problems

 

Hardwood Floor Cupping Problems? Elevated Crawl Space Moisture Problems …

With the passing of Spring break, and the upcoming Easter weekend, days become longer and temperatures rise. Weather patterns change to a more sub-tropical feel. Dew point levels increase. It is the start of the condensation season inside North Carolina crawl spaces. Crawl Space construction is the most common construction type in the Southeastern United States. Many of these crawl spaces contain HVAC duct work that service the ...

Continue Reading →
0

Problems Using Dehumidifiers in Crawl Spaces

The Common Fallacies, Challenges, and Problems with Using Dehumidifiers in Crawl Spaces.

 

I did an inspection last week inside the crawlspace on the south side of Charlotte, NC where I discovered that the homeowner had sealed off all of his vents, and installed a commercial dehumidifier inside the space in an attempt to mitigate crawl space moisture. As it was a winter inspection, it was not surprising to find that the wood moisture content of the ...

Continue Reading →
0

Humidistat Controlled Power Vents

I did a crawl space inspection yesterday at a house in South Charlotte where I discovered a humidistat controlled power vent used by the homeowner to help control the crawlspace air quality. The unit was set on 30% Relative Humidity so the fan was running continuously sucking air out and pulling unwanted air in from the outside through the other open vents. With cooler temperatures, low humidity and dew point levels present now there is no reason for this ...

Continue Reading →
0