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

Halo Water Proofing is a licensed and insured Exterior Waterproofing 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 Fairfax crew is background-checked, factory-trained on the equipment we install, and held to the same estimate we quote you over the phone — no upsell surprises when the truck pulls up.
Call now and talk to an actual technician, not a script. We'll walk you through what's likely going on and get a crew scheduled.
📞 +1-866-476-1348Most Fairfax customers didn't wake up one day with a flooded basement. It usually started small. These are the early signs worth calling about.
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 — they rarely stay small once seasonal ground movement gets involved.
That white chalky film on basement walls is efflorescence — mineral deposits left behind as water evaporates through concrete.
A sump pump that never stops cycling is often working harder than it should, or is undersized for your Fairfax lot's water table.
A bowing basement wall is a structural concern in addition to a water one — this is the kind of Fairfax call we prioritize fast.
These signs upstairs are often the last clue Fairfax homeowners notice, even though the moisture issue started in the basement months earlier.
Every Fairfax property is different — soil, slope, foundation age, water table depth. We size the fix to the actual problem, not a one-size package.
Storm season in Fairfax, MN means our emergency line gets busy fast — we triage calls by severity so active flooding at your Fairfax address jumps the queue ahead of routine inspections.
Call for Emergency Service →Hairline cracks are how most Fairfax basements start leaking. We use hydraulic cement injection to seal the crack from the inside out, stopping the leak at the source instead of just painting over the symptom.
Get a Crack Assessment →A tired or undersized sump pump is the #1 reason we get emergency calls in Fairfax after heavy rain. We install dual-pump systems so your basement stays dry even if the power goes out mid-storm.
Schedule a Pump Inspection →An interior drain tile system channels water to a sump pump before it ever reaches your Fairfax basement floor — one of the most reliable long-term fixes we install.
Ask About Drain Systems →Older Fairfax homes with vented crawl spaces are especially prone to seasonal moisture swings — encapsulation closes that off for good.
Get a Crawl Space Quote →Commercial properties in Fairfax carry bigger stakes when water gets in: inventory, tenants, downtime. We scope commercial jobs with the same crew leads who run our residential work, backed by written specs and timelines.
Request a Commercial Quote →No confusing steps, no hard sell — just the same process our Fairfax crews follow on every job.
We start with a phone conversation, not a script — enough to know whether this is an emergency dispatch or a scheduled inspection.
We walk the space with you, point out what we find, and explain it in plain language — no jargon, no pressure.
You receive a written, itemized quote before any work begins — the number you approve is the number you're billed.
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 Fairfax property — the written estimate is the final word.
A local dispatch model means the technician who answers questions about your Fairfax job is the same one who shows up to do it.
Warranty terms are explained before you sign, in plain language, so there's no fine print surprise if you ever need to use it.
If your Fairfax basement just needs a $200 crack seal instead of a $12,000 system, that's what we'll tell you.
We document the damage with photos and a written scope your insurance adjuster can actually use, and we'll walk you through the claim process.
Our name is on trucks driving around Fairfax every day — we don't cut corners on a job our neighbors will see.
"Called at 6am with a flooded basement and had a tech at my door by 8. No runaround, no upsell — just fixed it."
"Fair price, showed up on time, cleaned up after themselves. Wish more contractors worked like this."
"Our old sump pump died during the worst storm of the year, obviously. They had a battery backup system installed within a day. Haven't worried about it since."
"Straightforward commercial quote, no back-and-forth, crew was professional the whole project."
"We had three foundation cracks and expected a huge bill. Turned out only one needed injection — they didn't try to sell us on the other two. That honesty is rare."
"Technician actually explained why the water was coming in instead of just quoting a number. First contractor who's done that for us."
Halo Water Proofing provides Exterior Waterproofing throughout Fairfax and the surrounding zip codes, from established neighborhoods to newer developments still settling on their foundations.
Zip codes we serve in and around Fairfax: 55332. Not sure if your address is included? Call +1-866-476-1348 and we'll confirm on the spot.
The map below shows our general Fairfax coverage footprint. Call +1-866-476-1348 any time to confirm service at your specific address.
One call to +1-866-476-1348 gets a licensed Fairfax technician scheduled — often the same day, 24/7 for active emergencies.
📞 Call +1-866-476-1348 — Fairfax 24/7 Line