5 Signs Your Crawl Space Is Affecting the Rest of Your Home
Crawl spaces are common beneath many older homes throughout Northern Virginia, including Alexandria, Arlington, Fairfax, Springfield, Annandale, Mount Vernon and surrounding communities.
Although your crawl space may be out of sight, moisture and structural problems underneath your home can eventually affect the living space above it.
Here are five signs your crawl space may be causing problems elsewhere in your home.
1. Musty Odors Inside Your Home
A persistent musty smell on the first floor can sometimes originate beneath the house.
Moisture, damp insulation and high humidity in a crawl space can create conditions that lead to odors that make their way into the living areas above.
If the smell gets worse during warm or humid weather, your crawl space may be worth inspecting.
2. High Indoor Humidity
Older vented crawl spaces may allow warm, humid outdoor air to enter beneath the home. Moisture can also come from exposed soil, poor drainage, groundwater or plumbing leaks.
If your home feels unusually humid even while the air conditioning is running, moisture beneath the house may be contributing.
3. Cold Floors in Winter
If your first-floor rooms feel especially cold during winter, look beneath them.
Missing, damaged or sagging crawl-space insulation can allow cold air to affect the floors above. Air leaks and improperly sealed crawl spaces can also make rooms less comfortable.
4. Higher Heating and Cooling Costs
A damp or poorly insulated crawl space can make it harder to maintain a comfortable temperature inside your home.
If your HVAC system seems to run constantly or your energy bills are increasing, the crawl space may be one piece of the puzzle—particularly if you’re also experiencing cold floors or high humidity.
5. Sagging or Uneven Floors
This is one of the more important warning signs.
Long-term moisture can contribute to deterioration of wooden joists, beams and other structural components beneath the home.
You may notice:
- Bouncy or soft floors
- Floors beginning to slope
- Doors that suddenly stick
- Gaps developing around walls or trim
Not every uneven floor indicates a major structural problem, especially in an older Northern Virginia home. But floors that are noticeably changing should be evaluated.
What's Happening Beneath Your Home?
Crawl-space problems can come from several sources, including drainage, humidity, groundwater, plumbing leaks, damaged insulation or deteriorating structural supports.
That’s why the solution shouldn’t automatically be encapsulation.
The first step is determining why the crawl space is wet, humid or experiencing structural movement and then recommending the appropriate repair.
Concerned About Your Crawl Space?
If you’re noticing musty odors, high humidity, cold floors, rising energy costs or uneven floors, DESKA Foundation Repair & Basement Waterproofing can help determine what’s happening beneath your home.
We provide crawl-space repair, moisture-control solutions, structural repair and encapsulation throughout Northern Virginia, Washington, D.C., and Southern Maryland.
Schedule a free inspection and get a clearer understanding of what’s happening beneath your home.
