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Fix It From the Outside In: Exterior Waterproofing in Medina, WA

Exterior membrane systems, footing drains, and corrected grading tackle Medina, WA water intrusion at the source, before it ever reaches the interior wall.

Licensed Exterior Waterproofing service in Medina, WA - SGP Waterproofing
Why Choose Us

What Sets Our Exterior Waterproofing Team Apart in Medina, WA

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

We call in utility locates before any digging starts, standard on every Medina, WA exterior job.

2

Local Equipment Staging

Weather-dependent scheduling means we plan exterior jobs around Medina, WA's rainy season windows when possible.

3

Flat-Rate Excavation Pricing

Landscaping restoration is included in the scope, not billed as a separate surprise line item.

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 Medina, WA
What We Do

The Full Scope of Our Medina, WA Exterior Waterproofing Work

We scope every Exterior Waterproofing job in person before quoting it, since two properties with the same symptom rarely need the same fix.

Exterior

Foundation Excavation & Membrane Installation

This is the most comprehensive Medina, WA waterproofing fix available, addressing the wall itself rather than just managing water after it gets in.

Exterior

Footing Drain (French Drain) Installation

A perforated footing drain collects groundwater at the base of the foundation and routes it away before it can build pressure against the wall.

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

We also inspect and reseal the window frame itself while the well is open.

Exterior

Downspout & Gutter Extension

Downspouts discharging within a few feet of the foundation send roof water directly toward the problem — we extend them well clear of the wall.

24/7 Emergency Exterior Waterproofing experts in Medina, WA
How It Works

Our Four-Step Exterior Waterproofing Dispatch Process

01

Call & Exterior Symptom Review

We ask about grading, downspout placement, and where interior water is showing up to narrow down the likely exterior cause.

02

On-Site Excavation Assessment

We flag any utility lines or landscaping features that need special handling during excavation.

03

Written Excavation Quote

We explain what's included in landscaping restoration so there's no confusion after backfill.

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

Hear From Medina, WA Customers We've Already Helped

Top rated local Exterior Waterproofing specialists in Medina, WA
★★★★★

"Interior fixes hadn't worked for us — turned out the real problem was grading pushing water straight at the foundation. Exterior correction solved it."

— Medina Homeowner

★★★★★

"Excavation crew was careful with our landscaping and put everything back close to how it looked before."

— Medina Customer

★★★★★

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

— Medina Homeowner

★★★★★

"Fast turnaround given how much digging was involved."

— Medina 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?

Some disruption is unavoidable near the foundation, but we restore grading and replant where reasonable as part of the scope.

How deep do you need to excavate?

We measure your specific foundation during the on-site inspection rather than assuming a standard depth.

Is exterior waterproofing more expensive than interior?

We'll walk through both options and their trade-offs so you can make an informed choice.

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?

A typical residential wall section with membrane and footing drain work takes a few days depending on access and weather conditions.

Service Coverage

Exterior Waterproofing Coverage Across Medina and Surrounding Medina, WA Communities

We handle exterior excavation and membrane work throughout Medina and the surrounding Medina, WA service area, including the zip codes listed below.

Reliable Exterior Waterproofing contractor in Medina, WA by SGP Waterproofing
Affordable Exterior Waterproofing solutions in Medina, WA
Trusted Exterior Waterproofing service in Medina, WA - SGP Waterproofing

Zip codes we serve in Medina, WA: 98039

Don't Wait On Exterior Waterproofing — Call Now

One call gets you a licensed specialist, a written quote, and a same-day time window.

Call +1-866-476-1348

Our Services in Medina, WA

Medina (/məˈdaɪnə/ i) is a city in the Eastside region of King County, Washington, United States. The mostly residential city is on a peninsula in Lake Washington, on the opposite shore from Seattle, bordered by Clyde Hill and Hunts Point to the east and water on all other sides. The city's population was 2,969 at the 2010 census. Bill Gates and Jeff Bezos, along with a number of billionaires and executives for tech companies, have homes in Medina.

Zip Codes in Medina, WA that we also serve: 98039

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