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Exterior Waterproofing in Markesan, WI — Stop Water Before It Reaches the Wall

We excavate only where necessary and restore landscaping as part of the scope.

Licensed Exterior Waterproofing service in Markesan, WI - SGP Waterproofing
Why Choose Us

Four Reasons Our Exterior Waterproofing Clients Don't Call Anyone Else

A lot of Markesan, WI exterior waterproofing failures trace back to a footing drain that was installed without proper slope, which means it never actually moved water the way it was supposed to. We verify slope during installation, not just at design.

1

Licensed Excavation & Waterproofing Crews

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

2

Local Equipment Staging

Weather-dependent scheduling means we plan exterior jobs around Markesan, WI'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 Markesan, WI
What We Do

Comprehensive Exterior Waterproofing Solutions in Markesan, WI

Every Markesan, WI 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 Markesan, WI 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

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

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 Markesan, WI
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

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

Real Exterior Waterproofing Reviews From Markesan, WI Property Owners

Top rated local Exterior Waterproofing specialists in Markesan, WI
★★★★★

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

— Markesan Homeowner

★★★★★

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

— Markesan Customer

★★★★★

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

— Markesan Homeowner

★★★★★

"Fast turnaround given how much digging was involved."

— Markesan Customer

FAQ

Exterior Waterproofing Questions We Hear Every Week

What's the difference between interior and exterior waterproofing?

We'll recommend the right approach based on what the inspection actually finds.

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 Markesan and Surrounding Markesan, WI Communities

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

Reliable Exterior Waterproofing contractor in Markesan, WI by SGP Waterproofing
Affordable Exterior Waterproofing solutions in Markesan, WI
Trusted Exterior Waterproofing service in Markesan, WI - SGP Waterproofing

Zip codes we serve in Markesan, WI: 53946

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 Markesan, WI

Markesan is a city in Green Lake County, Wisconsin, United States. The population was 1,476 at the 2010 census. The center of population of Wisconsin is located in Markesan.

Zip Codes in Markesan, WI that we also serve: 53946

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