Encapsulation closes your crawl space off from ground moisture and outdoor humidity, so the air under your home stays cleaner and drier.
Many Oshkosh homes were built with vented crawl spaces and bare soil. That setup lets ground moisture and humid outdoor air in, and the air down there can travel up into the rooms above.
We take a whole-home approach. Our team inspects your crawl space, drainage, ventilation, and insulation at your Oshkosh home before recommending a solution, so you fix the cause, not just the symptom.
What Homeowners Tell Us
Most people ignore their crawl space until a damp smell, icy floor, frozen pipe, or mouse reveals a problem that’s been building for years
“Our bedroom floor is freezing every winter.”
“There’s a smell in the house I can’t track down.”
“We found mice, and the crawl space is how they got in.”
Cold floors, a musty smell, and drafts at floor level.
Pipes, wiring, and framing openings give air a path upward.
Humidity and smells travel with it into the house.
Damp soil and outdoor air keep the problem going.
We turn open vents and bare dirt into a clean, sealed, dry space you can trust.
Before
Before: Open vents, bare soil, and damp air
After
After: A sealed liner system and a dry, clean space
A clean, dry, sealed space instead of open dirt and vents.
Floors that can feel less cold and air that can feel fresher.
Fewer openings for mice and insects to use.
A more efficient home and less moisture-related repair risk.
From the first inspection to the final walk-through, you will know what we are doing and why.
We check moisture, drainage, vents, pests, and any combustion appliances.
You get a clear scope: what your crawl space needs and what it doesn’t.
We clear debris, correct water entry, and treat problem areas before sealing.
Liner, seams, vents, and doors are installed and sealed with care.
We show you the finished space and explain how to keep it that way.
Book a crawl space inspection with Atlas Home Performance and find out whether encapsulation, a vapor barrier, or drainage work is the right first step.
A crawl space job is only as good as its details: the seams, the edges, the drainage, and the sealed openings. We slow down on those parts, because that is where encapsulation succeeds or fails.
We also tell you when you don’t need the biggest option. The goal is a dry, efficient home you feel confident in, with a scope that fits your crawl space.
Seams, edges, and openings decide how well a system performs, so we slow down on them.
We recommend the level of work your crawl space actually calls for.
We consider how the space affects your floors, air, energy use, and pests.
Comfort. Efficiency. Protection. Every project is held to the Atlas standard.
A dry crawl space works best alongside the rest of your home’s systems. Explore other ways Atlas helps your home perform.
Understand how your home is performing and where energy may be getting wasted.
Refresh and protect existing shingle roofing.
Restore settled, uneven concrete surfaces.
Find entry points and help keep unwanted wildlife outside.
Improve attic airflow and help manage heat buildup with solar-powered ventilation.
Remove, disinfect, air seal, ventilate and rebuild the attic correctly.
Address unwanted air movement that can affect comfort and energy performance.
Help control moisture movement where your home needs it most.
Spray foam and blown-in insulation selected around the needs of your home.
Tell us what you’re experiencing, and we’ll help you identify the right place to start.
Crawl space encapsulation is a system that seals your crawl space from the ground and the outdoors. A thick liner covers the floor and walls, seams and openings are sealed, and moisture is controlled so the space stays dry and stable.
It depends on the liner, the quality of the installation, and ongoing conditions such as water entry. A system with sealed seams and good drainage is built to last for years, and we’ll explain what to monitor.
For damp, musty, or humid crawl spaces, it is often worth considering because it addresses moisture at the source. We’ll tell you honestly if a simpler fix, like a vapor barrier, would do.
It can help by cutting off cold, damp outdoor air and ground moisture, and by adding insulation where it fits. Results vary by home.
Sealing the space and removing excess moisture takes away conditions that pests and mold favor, and closes some entry points. It isn’t a guarantee, so we address any existing issues first.
