Your Crawl Space Is Hurting Your House
Most Baltimore homes sit over a crawl space. Many of those crawl spaces are wet, damp, or wide open to the outside air. That is not just an "under the house" problem. Damp air rises. It moves up through the floors and into the rooms where you live. This is called the stack effect, and it means the air in your home is only as clean and dry as the air in your crawl space.
A wet crawl space causes real damage. Wood joists and subflooring soak up moisture and start to rot. Insulation sags and falls. Mold grows on the wood. Musty smells drift upstairs. Floors feel cold in winter. Energy bills climb because damp air is harder to heat and cool. In Baltimore, with our humid summers and old housing stock, these problems are everywhere.
Baltimore Crawl Space fixes all of it. We seal crawl spaces, control moisture, install insulation, and put in the drainage and pumps that keep water out for good. Every job starts with a free inspection. We go under the house, take photos, and show you exactly what we find. Then you get a written estimate with clear pricing and an honest recommendation.
What We Do
Our main work is crawl space encapsulation — sealing the space with a heavy liner, closing vents and gaps, and adding a dehumidifier so the air stays dry year round. We also handle moisture control for homes that need water stopped before anything else, crawl space insulation that actually stays up, vapor barriers, drainage systems, sump pumps, mold remediation, structural repairs to rotted joists, and full inspections with photos.
Why Homeowners Call Us
We do crawl spaces and nothing else. We are not a roofing company that dabbles in foundations. Every week we are under Baltimore rowhomes, colonials, capes, and ranchers — from 100-year-old stone foundations in the city to newer construction in the county. We know what Baltimore's clay soil, humid summers, and old housing stock do to a crawl space, because we see it every day.
We also tell you the truth, even when it costs us the job. If your crawl space just needs a vapor barrier and better drainage, we will not sell you a full encapsulation. If the real problem is a plumbing leak, we will point at the leak and tell you to call a plumber first. We would rather earn your trust than your money.
How It Works
1. You reach out. Call or send the form. Tell us what you are seeing — musty smells, damp air, cold floors, or just worry about what is down there.
2. Free inspection. We crawl the whole space, take photos and moisture readings, and check the structure, insulation, and drainage.
3. Written estimate. You see the photos, hear our honest recommendation, and get clear pricing in writing. No pressure, no same-day-signing games.
4. We do the work. We clean, seal, drain, and dry the space — and we haul every scrap out when we are done.
Serving Baltimore City and Baltimore County
From Fells Point rowhomes to Towson colonials, Catonsville capes to White Marsh ranches — we cover the whole metro. See every neighborhood on our service area page.
Call (301) 679-9193 or send the form below for your free crawl space inspection.