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Fix It From the Outside In: Exterior Waterproofing in Merion Station, PA

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

Licensed Exterior Waterproofing service in Merion Station, PA - SGP Waterproofing
Why Choose Us

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

A lot of Merion Station, PA 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

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

2

Local Equipment Staging

Excavation equipment and membrane materials are staged locally so an exterior project doesn't wait on out-of-town logistics.

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 Merion Station, PA
What We Do

The Full Scope of Our Merion Station, PA 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

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

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

Exterior

Exterior Grading Correction

Soil that slopes toward the foundation instead of away from it is one of the most common Merion Station, PA water intrusion causes, and it's often the cheapest fix on this list.

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

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 Merion Station, PA
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

What Merion Station, PA Customers Say About Our Exterior Waterproofing Work

Top rated local Exterior Waterproofing specialists in Merion Station, PA
★★★★★

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

— Merion Station Homeowner

★★★★★

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

— Merion Station Customer

★★★★★

"Appreciated that they called in utility locates before digging near our gas line."

— Merion Station Homeowner

★★★★★

"Fast turnaround given how much digging was involved."

— Merion Station Customer

FAQ

Frequently Asked Questions About Exterior Waterproofing

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?

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?

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 Merion Station and Surrounding Merion Station, PA Communities

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

Reliable Exterior Waterproofing contractor in Merion Station, PA by SGP Waterproofing
Affordable Exterior Waterproofing solutions in Merion Station, PA
Trusted Exterior Waterproofing service in Merion Station, PA - SGP Waterproofing

Zip codes we serve in Merion Station, PA: 19066

Get Exterior Waterproofing Handled Before It Gets Worse

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

Call +1-866-476-1348

Our Services in Merion Station, PA

Merion Station, also known as Merion, is an unincorporated community in Montgomery County, Pennsylvania. It borders Philadelphia to its west and is one of the communities that make up the Philadelphia Main Line. Merion Station is part of Lower Merion Township, Montgomery County. The community is known for its grand mansions and for the wealth of its residents.

Zip Codes in Merion Station, PA that we also serve: 19066

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