From a hairline foundation crack to a fully flooded crawl space, Halo Water Proofing has handled it in Fond du Lac before. We show up, we diagnose it straight, and we fix it right.

Halo Water Proofing is a licensed and insured Sump Pump Installation company built around one idea: show up when you say you will, explain the problem in plain language, and fix it so it stays fixed.

Every technician on our Fond du Lac crew is background-checked, factory-trained on the equipment we install, and held to the same estimate we quote you over the phone β no upsell surprises when the truck pulls up.
One call gets you a straight answer and a real appointment window β not a call-back promise.
π +1-866-476-1348Water problems rarely announce themselves all at once β they usually show up as small clues first. Here's what our Fond du Lac technicians hear about most often before an inspection.
A musty smell in the basement or crawl space is usually moisture you can't see yet, not just "old house smell."
Even small cracks are worth a second look β they rarely stay small once seasonal ground movement gets involved.
It's easy to dismiss efflorescence as harmless dust, but it actually signals active moisture movement through the wall.
A pump under constant strain tends to fail at the worst possible time β usually during the next big Fond du Lac storm.
This is one sign we tell Fond du Lac customers not to wait on β wall movement tends to progress rather than resolve on its own.
These signs upstairs are often the last clue Fond du Lac homeowners notice, even though the moisture issue started in the basement months earlier.
From an emergency pump swap at 2 a.m. to a full exterior drainage system, this is the work we do in Fond du Lac every day.
When your Fond du Lac basement floods, minutes matter for your drywall, flooring, and belongings. We dispatch a crew immediately, pull the water, and start drying the space with commercial-grade equipment the same visit.
Call for Emergency Service βA cracked foundation wall isn't just a cosmetic issue β it's a water entry point and, over time, a structural one. Our Fond du Lac crews assess whether it's a simple seal or a sign of bigger settlement issues before recommending a fix.
Get a Crack Assessment βAlready have a sump pump that's failing or too small for your Fond du Lac lot? We'll test it, tell you honestly whether it needs replacing, and size the new one to your actual water volume β not the cheapest unit on the truck.
Schedule a Pump Inspection βSome Fond du Lac lots need both an interior and exterior system working together β we'll tell you honestly if that's the case rather than selling just one.
Ask About Drain Systems βMusty smell upstairs that you can't explain? It's usually the crawl space. Our Fond du Lac crews encapsulate the space fully β floor, walls, and vents β so moisture stops migrating into your living areas.
Get a Crawl Space Quote βWe can phase larger Fond du Lac commercial projects around business hours or tenant schedules so operations aren't disrupted mid-project.
Request a Commercial Quote βNo confusing steps, no hard sell β just the same process our Fond du Lac crews follow on every job.
We start with a phone conversation, not a script β enough to know whether this is an emergency dispatch or a scheduled inspection.
A technician inspects the Fond du Lac property in person, checking the foundation, drainage, grading, and any active moisture before recommending a fix.
No verbal estimates that change later. What's quoted for your Fond du Lac job is what's invoiced.
Our crew completes the work, cleans up the site, and walks you through the warranty coverage on what was installed.
There's no verbal quote that magically grows once the crew arrives at your Fond du Lac property β the written estimate is the final word.
A local dispatch model means the technician who answers questions about your Fond du Lac job is the same one who shows up to do it.
If a covered repair fails, we come back and make it right. That's written into every contract, not just promised on the phone.
We'd rather earn a repeat customer with an honest small fix than push a system you don't need.
Filing a water damage claim in Fond du Lac, WI can be confusing β we've done it enough times with Fond du Lac adjusters to help you avoid common denials.
Every Fond du Lac job reflects on the next referral, so we treat each one like it's the only advertising that matters.
"Called at 6am with a flooded basement and had a tech at my door by 8. No runaround, no upsell β just fixed it."
"Got quotes from three companies for a crack repair. These guys were the only ones who actually explained why the crack was happening instead of just quoting a price."
"Crawl space smelled awful for years. Encapsulation crew did a clean job and the smell is completely gone upstairs now."
"Straightforward commercial quote, no back-and-forth, crew was professional the whole project."
"French drain install took two days like they said it would, not five. Yard was put back together better than before."
"Technician actually explained why the water was coming in instead of just quoting a number. First contractor who's done that for us."
Our Fond du Lac coverage extends across the full metro footprint β residential streets, commercial corridors, and everything between.
We cover the following Fond du Lac-area zip codes: 54937 54935 54936 β plus nearby communities. One call confirms coverage and gets a technician scheduled.
Use the map to gauge our Fond du Lac service radius β for an exact confirmation, a quick call is the fastest way to know.
The longer water sits against your Fond du Lac foundation, the more it costs to fix. Our line is open right now.
π Call +1-866-476-1348 β Fond du Lac 24/7 Line