Halo Water Proofing has been the trusted call for Exterior Waterproofing across Fond du Lac because we answer the phone, show up when we say, and stand behind the work.
Free, no-obligation estimates Β· 24/7 dispatch

Halo Water Proofing is a WI-licensed Exterior Waterproofing company that treats every Fond du Lac job like it's the only one on the schedule.
Every Fond du Lac technician we send is background-checked and trained on the exact equipment we install β not a subcontractor picked up for the day.
Our Fond du Lac crew leads carry years of hands-on repair experience, not just sales training β which is why the advice you get on-site tends to match what actually needs fixing.
Talk to a real Fond du Lac technician today, not an automated queue. We'll explain what's going on and get you scheduled.
π +1-866-476-1348Most Fond du Lac calls didn't start with a flood β they started with one of these small signs weeks or months earlier.
If the basement smells damp no matter the season, water is likely finding a way in somewhere you can't see.
Small cracks in a Fond du Lac foundation rarely stay small β seasonal ground movement tends to widen them over time.
Efflorescence is a reliable early sign that water is moving through your Fond du Lac foundation wall right now.
A pump under constant strain tends to fail during the exact storm that needs it most.
A wall that's starting to bow is a structural issue on top of a water issue β this jumps to the front of our Fond du Lac schedule.
These upstairs clues usually show up months after the basement moisture problem actually started.
No two Fond du Lac basements are the same β soil type, age of the home, water table. We match the fix to your actual problem.
Storm season keeps our Fond du Lac emergency line busy β active flooding always jumps ahead of routine inspections in the queue.
Get Emergency Help βSeasonal ground movement in Fond du Lac tends to widen existing cracks over time, so sealing early usually costs less than waiting.
Ask About Crack Repair βMost Fond du Lac pump failures happen during the exact storms that need them most, which is exactly why battery backup matters.
Book a Pump Check βSome Fond du Lac properties need both systems working together β we'll say so honestly instead of selling just one.
Talk Drainage Options βA damp Fond du Lac crawl space drives up humidity throughout the house β we seal it completely with heavy-duty vapor barrier and add dehumidification where needed.
Get a Crawl Space Quote βWe handle below-grade waterproofing for Fond du Lac property managers and business owners, scheduled around your operating hours to limit disruption.
Request a Commercial Quote βNo pressure, no scripts β just what actually happens once you call +1-866-476-1348.
A real technician asks the right questions to understand what's likely happening at your Fond du Lac property before anyone drives out.
We point out exactly what we find as we find it, so nothing about the diagnosis feels like a black box.
No verbal number that quietly grows once the truck pulls up β the written quote is the final word.
You get documentation of the work plus a real warranty β not just a handshake.
We've heard every Fond du Lac horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
You get a real number before any work starts β what you approve is what you're billed.
Our crews stage locally near Fond du Lac, which is why most emergency calls get a technician on-site in under two hours.
If a covered repair fails, we come back and fix it. That's part of the contract, not just a promise.
We'd rather earn a repeat Fond du Lac customer with an honest fix than push a system you don't need.
Filing a claim can be confusing β we've walked Fond du Lac customers through this process many times.
Our trucks are recognizable around Fond du Lac β we don't cut corners on jobs our neighbors will see.
"Woke up to a wet basement and had someone out by mid-morning. No pressure, no upsell, just fixed it."
"Fair price, on time, cleaned up after. Wish every contractor worked this way."
"Our sump pump died during the worst storm of the year, obviously. Battery backup was installed the next day and we haven't worried since."
"Straightforward commercial quote, professional crew, no back and forth."
"French drain install took two days exactly as quoted, and the yard looked better than before."
"Insurance claim was stressful until they stepped in with photos and a written scope. Approved within a week."
"Crew was respectful of our landscaping during the drain install and left the yard looking better than before they started."
We back our Fond du Lac work with real, transferable warranties because we plan to be here long after the job is done, not just for the one visit.
π +1-866-476-1348Halo Water Proofing covers Fond du Lac and the surrounding zip codes β from long-established neighborhoods to newer builds still settling on their foundations.
Coverage in Fond du Lac includes 54937 54935 54936 and neighboring communities β if you're just outside that list, call anyway, since we often extend service case by case.
The map below shows our general Fond du Lac coverage area. Call +1-866-476-1348 to confirm service at your exact address.
The longer water sits against your foundation, the more it costs to fix. Our Fond du Lac line is open right now.
π Call +1-866-476-1348 β Fond du Lac 24/7 Line