san fernando valley · Services

Waterproofing Services in Tarzana

Tarzana, Los Angeles

Forma Homes delivers waterproofing services across Tarzana and the surrounding san fernando valley neighborhoods of Los Angeles. Tarzana remodeling — large-lot ranches, mid-century modern, and the ridge-line views south of Ventura.

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  • License #1140511
  • Licensed & Insured
  • Serving LA's Westside

What makes waterproofing services different in Tarzana

Tarzana sits between Encino and Woodland Hills along Ventura Boulevard. The flats run wide-lot 1950s and 1960s ranches with horse properties still common in some pockets. South of Ventura the hills carry mid-century moderns and contemporary builds with view-driven layouts. Older homes have aging galvanized plumbing and undersized panels — typical for the era.

Most Tarzana homes were built before 1980. That means galvanized supply lines, undersized electrical panels, original gas runs, and rough-in plumbing that hasn't been touched in decades. Once walls open during a waterproofing services project, we expect to bring the underlying systems to current code — not as a surprise, as a plan.

Common architecture in Tarzana: Ranch, Mid-Century Modern, Mediterranean. We design san fernando valley renovations to honor what's already there while bringing systems and finishes up to current code and current standards.

What's Included

  • Shower pan and wall waterproofing — Schluter Kerdi
  • Foundation exterior membrane and drainage
  • Deck and balcony traffic-rated coatings
  • French drain design and installation
  • Retaining wall drainage systems
  • Below-grade waterproofing for cellars and basements
  • Flood testing before tile installation
  • Grading and surface drainage solutions

Waterproofing Services in Tarzana — Frequently Asked Questions

Signs include musty smells, visible mold, water stains on ceilings or walls, efflorescence on foundation walls (white mineral deposits), standing water after rain, and peeling paint in below-grade areas. If you notice any of these, we recommend an assessment.

Exterior foundation waterproofing involves excavating along the foundation wall, applying a waterproof membrane, installing drainage board, and placing a French drain at the footing to direct water away from the structure. For interior solutions, we install drainage channels and sump pumps.

Traffic-rated deck coatings typically last 8–15 years depending on foot traffic, UV exposure, and maintenance. We recommend an inspection every 3–5 years and recoating when the surface shows signs of wear or cracking.

Yes — always. Shower waterproofing is a non-negotiable standard on every bathroom remodel we do. We use Schluter Kerdi membrane systems and flood-test every shower before tiling begins.

Ready to start your waterproofing project?

Schedule a free consultation and get a transparent estimate for your Tarzana home.

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