Licensed, Bonded & Insured in Wisconsin Serving Waukesha County & Greater Milwaukee
★★★★★ 113 five-star Google reviews

Exterior Waterproofing in Elm Grove, WI

A leaking Elm Grove basement stopped at the source - we dig to the footing and seal your wall from the outside so water never reaches the inside. Free inspection, lifetime transferable warranty.

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Local & Family-Owned

Exterior waterproofing Elm Grove homeowners actually trust

Elm Grove is a small, settled village, full of homes built in the 1950s and 60s under a mature canopy of shade trees. A lot of those houses sit on block foundations, and after sixty-some years the block leaks at the cove joint and through the mortar. When a wall keeps taking on water, the water is coming from the outside. Exterior waterproofing seals the wall on its outer face and drains that water away at the footing, so it stops before it reaches your basement. It is the most thorough way to keep a basement dry.

The village sits in the Underwood Creek watershed on heavy clay soil. Every spring the snowmelt saturates that clay, and the swollen soil presses against older block walls until it finds a crack. The big trees that make Elm Grove what it is add to the pattern too. Their roots pull moisture around unevenly, so the ground swells in one spot and shrinks in another and the block works loose over the years. Interior patches cover the inside of the wall, and the block stays wet on the outside.

We are based at 2128 Easy St in Waukesha, a short drive west, and Nick, Luis, and our own crew have been sealing these walls since 1998. At a free inspection we find where the water is really getting in, dig along that wall, seal it, and drain it, then back the work with a lifetime transferable warranty. One older Elm Grove home had fought a wet wall for years. We sealed the outside and the basement stayed bone-dry through the next spring thaw.

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Exterior waterproofing methods for Elm Grove, WI homes - Basement Foundation Repair
How We Waterproof It in Elm Grove

Proven exterior waterproofing built for Elm Grove

Excavation down to the footing

We dig carefully along the leaking wall to expose it top to bottom, all the way to the footing, so the full face can be sealed. In Elm Grove clay and around mature roots, this is slow, deliberate work.

Liquid waterproof membrane

After cleaning the block and patching cracks with hydraulic cement, we coat the whole surface with a thick elastomeric membrane that seals out the water for good.

Dimple board + weeping tile drainage

A dimpled drainage board gives water an air gap to fall down, and perforated weeping tile at the footing collects it and carries it away from your home.

Washed gravel backfill & regrading

Clean washed gravel wraps the weeping tile for fast drainage, then we backfill the soil and re-grade so the surface slopes water away from the foundation.

Warning Signs

Signs you need exterior waterproofing in Elm Grove

  • Water seeping into the basement after heavy rain or the spring thaw
  • White chalky efflorescence on the block where water pushes through
  • A musty, damp smell that never quite leaves the basement
  • Paint peeling or bubbling off a foundation wall
  • Water pooling against the foundation outside after a storm
  • A chronic leak on an older block wall that interior patches never solved
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Why Elm Grove Chooses Us

Exterior waterproofing built for Elm Grove homes

  • Our own crew does the digging. Every step, from the first shovel to the final grade, is handled by our trained, background-checked team, and we work around your mature trees and beds with care.
  • We know Elm Grove clay and the older block homes here. The soil in the Underwood Creek watershed holds spring water and presses on aging block, and we build the drainage to match what your yard actually does.
  • Lifetime transferable warranty. If water ever comes back through that wall, we return at no cost, and the warranty carries to the next owner when you sell.
  • Honest, written quotes. Free inspection, a clear price on paper, and Elm Grove neighbors who send us their friends for exactly that reason.
Lifetime

Backed by a lifetime transferable warranty

We don't just waterproof your Elm Grove basement, we stand behind it. If water ever finds its way back through that wall, we come back and make it right at no cost, and the warranty transfers to the next owner.

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Real Results

What your Elm Grove neighbors say

★★★★★

They replaced our drain tile, put in a sump pump, set steel beams, and sealed the basement walls - then redid the window wells and buried a downspout outside. The price was competitive and Nick, Luis and the crew explained everything as they went.

Barb Ahrens
Barb Ahrens
Verified Google review
★★★★★

What an amazing job. There aren't enough words to say how much we appreciate Nick, Luis and the crew. The work was beautiful and they left the job site perfect. Thank you so much!

Ken Noffke
Ken Noffke
Verified Google review
Find Us in Elm Grove

Your local exterior waterproofing team

Basement Foundation Repair, LLC

2128 Easy St
Waukesha, WI 53188

We work out of our shop in nearby Waukesha, a short drive from Elm Grove, so your dig is handled by a local crew that serves this village and the neighborhoods around it every week.

Phone: +1 (414) 587-3093

Hours: Mon–Fri 7am–7pm · Sat 8am–4pm

Call +1 (414) 587-3093
More In Elm Grove

Other basement services we offer in Elm Grove

See everything we do in Elm Grove
Nearby

Exterior waterproofing near Elm Grove

We waterproof basements across Waukesha County and Greater Milwaukee. If you're just outside the village, we serve your community too:

Brookfield, WIWauwatosa, WINew Berlin, WIWest Allis, WIAll 14 areas
Questions, Answered

Elm Grove exterior waterproofing FAQs

That is what exterior waterproofing is built for. Elm Grove clay soaks up the spring snowmelt and pushes it against the block, and sealing the wall face with weeping tile at the footing sends that water away before it can reach inside. One older home here stayed bone-dry the first spring after we did the outside.
Yes, and older block homes are the ones we seal most often in Elm Grove. Block walls leak at the cove joint and through the mortar as they age, and a membrane on the outside face stops that at the source. We confirm where the water enters at the free inspection before we dig.
They can play a part. Large tree roots pull moisture unevenly around a foundation, so the soil swells and shrinks and the block cracks over time. We work around mature trees carefully, seal the wall, and set the drainage so water moves away no matter what the roots do.
We only dig along the wall that leaks and leave the rest of your Elm Grove yard alone. We protect the surrounding plantings while we work, then backfill with washed gravel and soil and re-grade so water slopes away. Grass and beds can be replaced, and our own crew keeps the site under control.
Both keep a basement dry, and the right one depends on your home. Exterior waterproofing seals the wall at the source and is the most thorough fix, which suits a finished basement or a leak that keeps coming back. Interior drain tile is gentler on the yard and easier on the budget. We give you an honest recommendation at the free inspection.
Usually yes. Interior sealers cover the inside of the block, so water keeps soaking the wall from the outside and works its way in somewhere new. Exterior waterproofing seals the outer face and drains the water at the footing, which is why it holds when inside patches on an Elm Grove wall have failed.
It depends on how long the wall is, how deep the footing sits, and how easy it is to get equipment to the dig. Because it involves excavation it runs more than an interior system, and you get an honest written quote after a free in-home inspection, with no guessing over the phone.
Free, No-Pressure Inspection

Wet wall in your Elm Grove basement?

Don't wait for the next big rain or spring thaw. Talk to a real member of our family team today - we'll inspect your Elm Grove basement, find where the water is getting in, and give you an honest, written quote at no cost.

Call +1 (414) 587-3093

Same-week appointments  ·  Financing available  ·  Lifetime transferable warranty

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