● On call every hour of every day
Encapsulate and Forget It: Crawl Space Encapsulation in Random Lake, WI
We start by pumping out any standing water, then move straight into liner installation and humidity control.
We start by pumping out any standing water, then move straight into liner installation and humidity control.
Random Lake, WI crawl spaces vary a lot in how they were originally built, and a liner that's correct for one home can be undersized for another depending on foot traffic and storage use. We size thickness to how the space is actually used.
Every crew member is trained specifically on liner installation, seam sealing, and vent encapsulation, not general basement work.
Our technicians carry encapsulation materials on the truck for most standard-size crawl spaces, cutting down on return visits.
No hourly billing — the number we quote is the number on the final invoice.
We measure relative humidity before and after installation to confirm the space is actually staying below the threshold where mold and wood rot take hold.
We scope every Crawl Space Encapsulation job in person before quoting it, since two properties with the same symptom rarely need the same fix.
Extraction equipment includes submersible pumps sized for tight crawl space access points.
We install heavy-duty liner rated for crawl space conditions, sealed at every seam and pier to stop ground moisture from reaching the floor joists.
Sealed vents are paired with mechanical dehumidification so the space doesn't just trap humidity instead of venting it.
We route discharge lines well away from the foundation so pumped water doesn't just cycle back in.
Exposed ductwork inside an unencapsulated crawl space collects condensation, which we address by insulating and sealing ducts while the space is open.
This helps us bring the right liner thickness and dehumidifier size on the first visit.
A technician physically enters the space to check for standing water, existing liner condition, vent count, and duct exposure.
We explain trade-offs between liner thickness options so you can choose what fits your budget and goals.
Most residential encapsulations finish in one to two days depending on square footage and access.
"Found out our old vapor barrier had huge gaps at every seam. They redid it properly and sealed the vents too."
— Random Lake Homeowner
"Wood floors upstairs were starting to cup from crawl space humidity. Encapsulation plus a dehumidifier stopped it before we had to replace flooring."
— Random Lake Customer
"Access to our crawl space is tight and awkward, but the crew didn't seem bothered by it at all."
— Random Lake Homeowner
"Humidity reading before was over 80%. After encapsulation it's holding steady in the 50s."
— Random Lake Customer
A vapor barrier is just the liner on the ground; full encapsulation seals vents, walls, and often adds a dehumidifier for complete moisture control.
Most residential spaces do well with a 12-15 mil liner; spaces used for storage or with foot traffic often need 20 mil for durability.
In most Random Lake, WI climates, yes — open vents pull in humid air that undoes a lot of the benefit of the liner alone.
If the smell persists after encapsulation, that usually points to a separate moisture source we'd need to investigate.
Yes — we extract existing water first, then proceed with liner and vent sealing once the space is dry enough to work safely.
Spaces with extensive prior water damage or debris may take longer — we'll give you a realistic estimate up front.
We encapsulate crawl spaces throughout Random Lake and the surrounding Random Lake, WI service area, including the zip codes listed below.
Zip codes we serve in Random Lake, WI: 53075
One call gets you a licensed specialist, a written quote, and a same-day time window.
Call +1-866-476-1348© SGP Waterproofing. All rights reserved.
