From a hairline crack to a fully soaked crawl space, our Duluth crew has seen it and fixed it. No guesswork, no scare tactics โ just a clear plan and a fair price.
Licensed & insured in WA ยท Real warranties

Halo Water Proofing is a WA-licensed Exterior Waterproofing company that treats every Duluth job like it's the only one on the schedule.
Our Duluth crew leads have handled repairs like yours dozens of times before, and a supervisor signs off before we call any job finished.
Our Duluth crew leads carry years of hands-on repair experience, not just sales training โ which is why the advice you get on-site tends to match what actually needs fixing.
One phone call gets you a straight answer and a real appointment โ not a vague callback promise.
๐ +1-866-476-1348Most Duluth calls didn't start with a flood โ they started with one of these small signs weeks or months earlier.
Odor is often the very first clue Duluth homeowners notice, well before any water is visible.
Small cracks in a Duluth foundation rarely stay small โ seasonal ground movement tends to widen them over time.
It's easy to mistake efflorescence for harmless dust, but it actually signals active moisture movement.
If your pump only shuts off for a few minutes at a time, it's worth having it checked before it fails outright.
If a foundation wall looks like it's curving inward, that's beyond a simple patch and needs a real assessment.
Flooring that's cupping near an exterior wall often traces straight back to a basement moisture issue below.
From a 2 a.m. sump pump failure to a planned exterior drainage project, here's what our Duluth crews handle most.
A flooded Duluth basement doesn't wait for morning, and neither do we. Our crews get it out and start drying the space the same visit.
Get Emergency Help โWe seal active Duluth foundation cracks with polyurethane injection โ stopping the leak at its source instead of patching the surface.
Ask About Crack Repair โA failed sump pump is the top reason for emergency calls across Duluth after heavy rain โ we install pumps sized to your actual water volume, plus battery backup for power outages.
Book a Pump Check โSome Duluth properties need both systems working together โ we'll say so honestly instead of selling just one.
Talk Drainage Options โMusty smell upstairs with no obvious source? Check the crawl space first โ it's usually the culprit.
Get a Crawl Space Quote โWe can phase larger Duluth commercial projects around business hours or tenant schedules so operations keep running.
Request a Commercial Quote โHere's exactly what Duluth customers can expect from first call to final walkthrough.
A real technician asks the right questions to understand what's likely happening at your Duluth 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.
The number you approve is the number you're billed โ no change orders once the crew shows up.
You get documentation of the work plus a real warranty โ not just a handshake.
We've heard every Duluth horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
There's no verbal quote that grows once the crew shows up โ the written estimate is final.
Our crews stage locally near Duluth, which is why most emergency calls get a technician on-site in under two hours.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
Our technicians are trained to diagnose accurately, not to upsell โ that changes the advice you actually get.
We photograph the damage and provide a written scope your insurance adjuster can actually use.
Our trucks are recognizable around Duluth โ 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."
"Handled waterproofing for our parking structure with minimal disruption to tenants and stuck to the schedule."
"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 Duluth work with real, transferable warranties because we plan to be here long after the job is done, not just for the one visit.
๐ +1-866-476-1348Halo Water Proofing covers Duluth and the surrounding zip codes โ from long-established neighborhoods to newer builds still settling on their foundations.
Coverage in Duluth includes 98642 and neighboring communities โ if you're just outside that list, call anyway, since we often extend service case by case.
The map below shows our general Duluth coverage area. Call +1-866-476-1348 to confirm service at your exact address.
One call to +1-866-476-1348 gets a licensed Duluth technician on the schedule โ often same-day, 24/7 for real emergencies.
๐ Call +1-866-476-1348 โ Duluth 24/7 Line