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Fix It From the Outside In: Exterior Waterproofing in Lexington, MI

Exterior membrane systems, footing drains, and corrected grading tackle Lexington, MI 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 Lexington, MI - SGP Waterproofing
Why Choose Us

What Sets Our Exterior Waterproofing Team Apart in Lexington, MI

A lot of Lexington, MI 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 Lexington, MI exterior job.

2

Local Equipment Staging

Weather-dependent scheduling means we plan exterior jobs around Lexington, MI'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

Membrane seams are overlapped and sealed to manufacturer spec so the barrier performs as designed for decades, not just years.

Professional Exterior Waterproofing technician working in Lexington, MI
What We Do

Comprehensive Exterior Waterproofing Solutions in Lexington, MI

Every Lexington, MI Exterior Waterproofing job starts with an inspection, not a generic package — here's what that typically includes.

Exterior

Foundation Excavation & Membrane Installation

We excavate to the footing, apply a dimpled waterproof membrane directly to the foundation wall, and backfill with proper drainage material.

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

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

24/7 Emergency Exterior Waterproofing experts in Lexington, MI
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 Lexington, MI Property Owners

Top rated local Exterior Waterproofing specialists in Lexington, MI
★★★★★

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

— Lexington Homeowner

★★★★★

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

— Lexington Customer

★★★★★

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

— Lexington Homeowner

★★★★★

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

— Lexington 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?▼

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

Yes — grading correction and downspout extension are often standalone fixes that resolve a surprising number of Lexington, MI water intrusion issues on their own.

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

Where Our Exterior Waterproofing Crews Work in Lexington, MI

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

Reliable Exterior Waterproofing contractor in Lexington, MI by SGP Waterproofing
Affordable Exterior Waterproofing solutions in Lexington, MI
Trusted Exterior Waterproofing service in Lexington, MI - SGP Waterproofing

Zip codes we serve in Lexington, MI: 48450

Lexington, MI's Exterior Waterproofing Crew Is One Call Away

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

Call +1-866-476-1348

Our Services in Lexington, MI

Lexington is a village in Sanilac County in the U.S. state of Michigan. The population was 1,178 at the 2010 census. The village is located within Lexington Township.

Zip Codes in Lexington, MI that we also serve: 48450

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