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Fix It From the Outside In: Exterior Waterproofing in New Hyde Park, NY

Exterior membrane systems, footing drains, and corrected grading tackle New Hyde Park, NY water intrusion at the source, before it ever reaches the interior wall.

24/7
Emergency Dispatch
100%
Flat-Rate Quotes
1-3
Day Turnaround
Written
Warranty Included
Licensed Exterior Waterproofing service in New Hyde Park, NY - SGP Waterproofing
Why Choose Us

Why New Hyde Park, NY Property Owners Choose SGP Waterproofing for Exterior Waterproofing

Exterior work only pays off if the membrane, footing drain, and grading are all addressed together — fixing one without the others often leaves the underlying pressure problem unresolved. We scope the full picture before recommending excavation.

1

Licensed Excavation & Waterproofing Crews

Exterior work involves excavation near the foundation, and every crew member is trained and insured for that specific scope.

2

Local Equipment Staging

Weather-dependent scheduling means we plan exterior jobs around New Hyde Park, NY's rainy season windows when possible.

3

Flat-Rate Excavation Pricing

Pricing is quoted per linear foot of foundation wall being treated, based on an on-site measurement, not a phone estimate.

4

Dimpled Membrane & Footing Drain Systems

We install dimpled membrane rated for below-grade use, paired with a footing drain that ties into your existing or new drainage system.

Professional Exterior Waterproofing technician working in New Hyde Park, NY
What We Do

Comprehensive Exterior Waterproofing Solutions in New Hyde Park, NY

Every New Hyde Park, NY Exterior Waterproofing job starts with an inspection, not a generic package — here's what that typically includes.

Exterior

Foundation Excavation & Membrane Installation

This is the most comprehensive New Hyde Park, NY waterproofing fix available, addressing the wall itself rather than just managing water after it gets in.

Exterior

Footing Drain (French Drain) Installation

We slope footing drains correctly during installation, since a flat or reverse-sloped drain simply won't move water.

Exterior

Exterior Grading Correction

We regrade the perimeter to direct surface water away from the wall, typically paired with downspout extensions.

Exterior

Window Well Excavation & Drainage

Window wells collecting water get excavated, fitted with a gravel bed, and tied into the exterior drain system so they stop acting as a funnel toward the foundation.

Exterior

Downspout & Gutter Extension

This is often bundled with grading correction since the two issues usually show up together.

24/7 Emergency Exterior Waterproofing experts in New Hyde Park, NY
How It Works

What Happens After You Call SGP Waterproofing for Exterior Waterproofing

01

Call & Exterior Symptom Review

Photos of the exterior foundation area help us plan equipment and access before the visit.

02

On-Site Excavation Assessment

A technician walks the exterior perimeter, checks grading slope, and identifies where excavation would be needed for a membrane or footing drain fix.

03

Written Excavation Quote

You'll see linear footage, membrane type, and footing drain scope broken out with pricing before any digging starts.

04

Excavation, Membrane & Backfill

Excavation, membrane installation, and backfill for a typical residential wall section usually take a few days depending on access and weather.

Customer Reviews

What New Hyde Park, NY Customers Say About Our Exterior Waterproofing Work

Top rated local Exterior Waterproofing specialists in New Hyde Park, NY
★★★★★

"Membrane and footing drain install took three days but the wall that used to weep every storm has been bone dry since."

— New Hyde Park Homeowner

★★★★★

"They found our downspouts were dumping water two feet from the foundation. Extended them and regraded, and that alone made a noticeable difference."

— New Hyde Park Customer

★★★★★

"Window well kept flooding every storm. They excavated, added drainage, and resealed the window frame while they were at it."

— New Hyde Park Homeowner

★★★★★

"Footing drain from the original builder had failed completely. New one actually slopes correctly and moves water like it should."

— New Hyde Park Customer

FAQ

Exterior Waterproofing Questions We Hear Every Week

What's the difference between interior and exterior waterproofing?▼

Interior systems manage water after it enters; exterior systems stop water from reaching the wall in the first place, which is more invasive but often more permanent.

Will excavation damage my landscaping?▼

We discuss landscaping impact during the estimate so there are no surprises.

How deep do you need to excavate?▼

Excavation typically goes down to the footing, which varies by home but is often four to eight feet depending on foundation depth.

Is exterior waterproofing more expensive than interior?▼

Generally yes, since it involves excavation, but it addresses the source of water intrusion rather than managing symptoms after entry.

Can you fix grading without a full exterior membrane project?▼

We'll recommend starting there if the inspection suggests surface water is the primary cause.

How long does exterior waterproofing take?▼

Larger projects or difficult access points can extend the timeline, which we'll outline in the written quote.

Service Coverage

Exterior Waterproofing Coverage Across New Hyde Park and Surrounding New Hyde Park, NY Communities

Exterior jobs depend on access and weather — call +1-866-476-1348 and we'll confirm scheduling for your specific New Hyde Park property.

Reliable Exterior Waterproofing contractor in New Hyde Park, NY by SGP Waterproofing
Affordable Exterior Waterproofing solutions in New Hyde Park, NY
Trusted Exterior Waterproofing service in New Hyde Park, NY - SGP Waterproofing

Zip codes we serve in New Hyde Park, NY: 11040 11042

Don't Wait On Exterior Waterproofing — Call Now

Call now for a free inspection and a flat-rate quote before anything gets worse.

Call +1-866-476-1348

Our Services in New Hyde Park, NY

New Hyde Park is a village in the Towns of Hempstead and North Hempstead in Nassau County, on Long Island, in New York, United States. It is the anchor community of the Greater New Hyde Park area. The population was 9,712 at the 2010 census.

Zip Codes in New Hyde Park, NY that we also serve: 11040 11042

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