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Licensed & Insured Independent Pros
Excavation work carries real risk, so calls go to independent contractors with liability coverage and licensing where required. Confirm they carry coverage for heavy equipment.
24/7 Exterior Waterproofing Line
Exterior Basement Waterproofing in Lantana, FL
Want water stopped before it ever touches your foundation? Call now and we'll connect you with an independent, licensed and insured exterior waterproofing contractor in Lantana who excavates to the footing, seals the wall and installs new drainage.
Call +1-866-476-1348Free referral, day or night
- Excavation to the footing with utility locates
- Membrane, drainage board and new footing drain
- Written price before the excavator shows up
- Free referral service
- Licensed and insured independent pros
- Upfront written pricing
- Open around the clock
The Problem
Why Some Basements Need Exterior Waterproofing
Exterior work is the only method that keeps water off the outside face of the foundation. For a finished basement with drywall, built-ins and flooring you just paid for, that difference matters. Tearing out the bottom of every wall to install interior drain tile can cost almost as much in restoration as the waterproofing itself.
It's also the right call when the outside of the wall needs repair anyway. Old block foundations with crumbling mortar, poured walls with honeycombing or stone foundations that let water through every joint all benefit from being exposed, repaired and sealed from the outside. Once the wall is open, the contractor can fix cracks, parge the surface and replace a collapsed or missing footing drain at the same time.
The trade-off is disruption. Exterior waterproofing means excavating a trench along the foundation, sometimes six to nine feet deep. Landscaping, walkways and decks near the wall have to be removed or worked around. The contractors we connect you with in Lantana plan for that up front and include restoration in the quote.
- Finished interiors worth protecting
- Deteriorating block, stone or poured walls
- Failed original drain tile
- Leaks concentrated on specific walls
Why the Footing Drain Matters as Much as the Membrane
Homeowners tend to focus on the membrane, but the footing drain is what keeps the whole system working. Water that reaches the wall runs down the drainage board to the footing. If nothing carries it away, it pools there and builds pressure, the same pressure that caused the leak in the first place.
The drain needs steady pitch, a clean gravel bed and filter fabric to keep fine soil out. It has to discharge somewhere reliable: to daylight on a sloped lot, or into a sump pit that pumps the water well away from the house. Many older homes either never had one or have one that collapsed or filled with clay decades ago.
Before work starts, ask where the drain outlets and how its slope will be set. Laser levels make this precise. A cleanout access point is also worth asking about, since it lets the drain be flushed in the future without digging.
Get photos of the drain and drainage board before backfill. Once the trench is filled, the only way to check the work is to dig it up again.
Why Choose Us
Why Lantana Callers Trust Us for Exterior Basement Waterproofing
You want a contractor who treats excavation with the respect it deserves.
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Upfront Flat-Rate Pricing
Quotes are written per wall or per linear foot, with excavation, membrane, drainage board, footing drain, backfill and restoration listed as separate lines.
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Fast Local Dispatch
Contractors who work locally know the soil, the permit process and how to schedule around weather.
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Specialized Tools & Equipment
Mini excavators, trench shoring or boxes for deep cuts, pressure washers for wall prep, spray rigs for membranes and laser levels for drain pitch.
Solutions
What an Exterior Waterproofing Job Includes
Every stage, from digging to final grade, affects how long the system lasts.
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Excavation and Utility Locates
Utilities are located and marked first. Then the trench goes down to the footing, with shoring where the depth requires it.
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Wall Cleaning and Repair
The exposed wall is scraped, pressure washed and inspected. Cracks are sealed, block walls are parged, and loose mortar is repointed so the membrane has a clean, solid surface to bond to.
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Exterior Membrane Systems
A continuous rubberized or sheet membrane covers the wall from footing to grade, applied at the specified thickness.
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Drainage Board and Footing Drain
Dimpled drainage board protects the membrane and channels water down to a new perforated footing drain bedded in gravel and wrapped in filter fabric, which carries water to a sump or to daylight.
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Free-Draining Backfill
Clean stone goes in against the wall, topped with soil compacted in layers and graded so the surface slopes away from the house for at least several feet.
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Surface Restoration
Topsoil, seed or sod and reset pavers finish the job. Confirm what's included and how later settling is handled.
What Affects the Cost of Exterior Waterproofing
Exterior waterproofing is priced mainly by how much wall gets exposed and how hard it is to reach. Depth matters, since a full-height basement means a deeper trench and more soil to move and store. Access matters too. A wall with open lawn beside it is far easier than one under a deck, beside a driveway or tight to a neighbor's property line, where hand digging or smaller equipment may be needed.
Wall condition changes the price once the foundation is exposed. Clean poured concrete needs less prep than old block with failing mortar or stone that needs repointing. Then come the membrane system, the drainage board, the footing drain and its outlet, and finally backfill and restoration. A good quote prices each of those separately. That makes it easy to compare offers and to see the cost of doing one problem wall now and others later.
Timing can affect the price as well. Spring is the busiest season for exterior work, so lead times are longer, while late summer and early fall often bring drier soil and easier scheduling. If one wall is leaking badly and the others are only damp, some homeowners start with the worst wall and plan the rest for a later season, which spreads the cost without leaving the main problem unsolved.
How It Works
How an Exterior Waterproofing Call Works
A clear plan keeps an excavation job on time and on budget.
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Call Dispatch
Call +1-866-476-1348 and tell us which walls leak, whether the basement is finished and what's built along the outside of the house.
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Rapid Mobile Arrival
A local independent contractor schedules an on-site assessment, usually within a few days, sooner if water is coming in.
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Expert Assessment & Quote
The contractor inspects both sides of the wall, checks grading and drainage, discusses access and restoration, and gives you a written quote for each phase.
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Resolution & Final Walkthrough
After utilities are marked and any permits are in place, the work is completed, the yard is restored and the contractor walks you through the warranty and the drain outlet.
Prep tip: clear the area along the walls being dug and ask how equipment access will be protected.
Keep Water Off Your Foundation for Good
Call now for a free referral to a licensed, insured independent exterior waterproofing contractor in Lantana.
Call +1-866-476-1348Customer Stories
What Lantana Homeowners Say
We'd just finished the basement when the back wall started leaking. The contractor dug that side, sealed it and put in a new footing drain. Not one drop inside since, and the drywall never had to come down.
Heather S., Lantana
Our stone foundation was over a hundred years old and wept everywhere. They exposed the worst two walls, repointed and parged them, then applied a membrane. The basement smells like a basement should now.
Leon M., Lantana
Careful from start to finish: utility marks, proper shoring and plywood to protect the driveway.
Joan D., Lantana
The old footing drain was crushed and full of clay. After the new system went in, the sump barely runs.
Raj P., Lantana
FAQ
Common Exterior Basement Waterproofing Questions
How deep do exterior waterproofing trenches go?
All the way to the footing, commonly six to nine feet for a full-height basement. Deeper trenches need shoring or sloped sides for safety.
How long does exterior waterproofing take?
Plan on a few days for one wall and a week or more for the whole house. Membrane cure time and inspections can add time.
Is exterior waterproofing better than interior?
It stops water before it reaches the wall, which interior systems can't do. It also costs more and disrupts the yard. For many homes, interior drainage is enough; for finished basements or failing walls, exterior is often worth it.
Can exterior waterproofing be done in winter?
Excavation is possible in many winters, but frozen ground slows digging and most membranes need temperatures above a minimum to apply properly. Many contractors schedule exterior work from spring through fall.
What happens to my landscaping?
Anything along the trench gets removed and then restored or replaced. Ask what restoration is included and whether the contractor will return to top off soil that settles.
Do I need a permit for exterior waterproofing?
It depends on your local building department. Ask the contractor who pulls the permit and whether an inspection is required before backfill.
Service Area
Exterior Basement Waterproofing Coverage In and Around Lantana
We connect homeowners throughout Lantana and nearby communities with independent exterior waterproofing contractors who know the local soil and permit requirements. Block, poured and stone foundations are all covered.
Contractors who work in Lantana know which neighborhoods have heavy clay, high groundwater or tight lots between houses, and they plan excavation and equipment access around those conditions from the first visit.
See the zip codes and nearby cities below, or call to confirm coverage.
