Foundation leaking? Basement smells off? Halo Water Proofing sends a real technician to your Hewlett property, gives you a straight answer, and fixes it right the first time.
Licensed & insured in NY · Written pricing
Halo Water Proofing is a NY-licensed Vapor Barrier Installation company that treats every Hewlett job like it's the only one on the schedule.
We don't run a bidding war between crews. The Hewlett technician who inspects your property is the same one who does the repair, start to finish.
Our Hewlett crew leads carry years of hands-on repair experience, not just sales training — which is why the advice you get on-site tends to match what actually needs fixing.
Talk to a real Hewlett technician today, not an automated queue. We'll explain what's going on and get you scheduled.
📞 +1-866-476-1348Water problems build slowly before they become emergencies. These are the clues our Hewlett crews hear about most.
Odor is often the very first clue Hewlett homeowners notice, well before any water is visible.
Stair-step cracking in block foundations is one of the most common early signs our Hewlett crews see.
Efflorescence is a reliable early sign that water is moving through your Hewlett foundation wall right now.
If your pump only shuts off for a few minutes at a time, it's worth having it checked before it fails outright.
A wall that's starting to bow is a structural issue on top of a water issue — this jumps to the front of our Hewlett schedule.
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 Hewlett crews handle most.
A flooded Hewlett basement doesn't wait for morning, and neither do we. Our crews extract it fast and start drying the space the same visit.
Get Emergency Help →We seal active Hewlett foundation cracks with epoxy injection — stopping the leak at its source instead of patching the surface.
Ask About Crack Repair →A failed sump pump is the top reason for emergency calls across Hewlett after heavy rain — we install pumps sized to your actual water volume, plus battery backup for power outages.
Book a Pump Check →For yards fighting bad grading, an exterior French drain intercepts water before it ever touches the foundation wall.
Talk Drainage Options →Musty smell upstairs with no obvious source? Check the crawl space first — it's usually the culprit.
Get a Crawl Space Quote →We handle below-grade waterproofing for Hewlett property managers and business owners, scheduled around your operating hours to limit disruption.
Request a Commercial Quote →Here's exactly what Hewlett customers can expect from first call to final walkthrough.
You'll talk to a person, not a script — enough of a conversation to know what to expect before anyone shows up.
No jargon, no pressure — just a clear look at what's actually going on.
Every Hewlett quote is written before work starts, not estimated verbally and adjusted later.
Our crew completes the repair, cleans up, and walks you through the warranty on what was installed.
We've heard every Hewlett horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
We quote the job in writing after seeing it in person, so there's no surprise on the final invoice.
We're not routing your call through a national center — the person who answers is close by.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
If your Hewlett basement just needs a small crack seal instead of a full system, that's exactly what we'll tell you.
We photograph the damage and provide a written scope your insurance adjuster can actually use.
Word of mouth is still how most Hewlett customers find us, which keeps our standards high.
"Called during a storm and had a tech at my door within two hours. Explained everything before touching anything — basement's been dry since."
"Got three quotes for a crack repair. This was the only company that actually explained why the crack was happening instead of just naming a price."
"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."
If a covered repair doesn't hold up, we come back and make it right — no arguing, no extra invoice. That's written into every Hewlett contract we sign.
📞 +1-866-476-1348Our Hewlett coverage spans the full metro area, residential and commercial alike.
Coverage in Hewlett includes 11563 11557 and neighboring communities — if you're just outside that list, call anyway, since we often extend service case by case.
The map below shows our general Hewlett coverage area. Call +1-866-476-1348 to confirm service at your exact address.
One call to +1-866-476-1348 gets a licensed Hewlett technician on the schedule — often same-day, 24/7 for real emergencies.
📞 Call +1-866-476-1348 — Hewlett 24/7 Line