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Mold Inspection
Case Studies

Real cases from real South Florida properties. Each case study documents the inspection approach, findings, laboratory results, and outcome. Home Enviro is a licensed mold assessor serving Broward, Palm Beach, and Miami-Dade counties.

Why Case Studies Matter

Documentation That Protects Property Owners

Every mold inspection Home Enviro performs produces a written report with laboratory documentation, thermal images, and moisture data. These real case studies illustrate how professional inspection findings have protected homeowners, supported insurance claims, resolved legal disputes, and guided contractors to the right scope of work.

All case studies represent real inspection scenarios from properties in South Florida. Names and specific addresses are omitted to protect client privacy. Mold species, moisture data, and outcomes are drawn from actual laboratory reports and field notes.

Expert Perspective

After mold remediation is complete, independent post-remediation verification testing confirms the work was done correctly. This video explains what inspectors look for and why independent testing protects homeowners.

Real Conditions. Real Documentation.

Hurricane damage to home exterior in South Florida
Hurricane roof damage exposing structure to moisture
Street flooding from hurricane storm surge in Florida
Active water leak staining on ceiling drywall
Water damage inspection in progress
Visible mold growth on interior wall surface
Black mold on drywall behind baseboard
Crawl space inspection for moisture and mold

Licensed. Independent. No conflict of interest.

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Broward County

AC Closet Contamination in a Coral Springs Townhome

Location: Ramblewood, Coral Springs | Type: HVAC Air Handler | Species: Aspergillus versicolor and Penicillium

A tenant in Ramblewood reported recurring sinus symptoms that worsened during cooler months when the AC ran continuously. The air handler closet showed visible dark staining on the drain pan and evaporator coil housing. Air sampling at the supply registers confirmed Aspergillus versicolor and Penici...

Outcome

AC unit cleaned and coil replaced. Air clearance sampling 10 days later confirmed levels returned to background. Tenant symptoms resolved.

Air SamplingHVAC InspectionLaboratory Analysis
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Broward County

Attic Mold After Hurricane Wind-Driven Rain in Parkland

Location: Heron Bay, Parkland | Type: Attic and Roof Deck | Species: Stachybotrys chartarum and Cladosporium

Following a Category 1 storm, a Heron Bay homeowner noticed a musty odor in the master bedroom ceiling area. Visual inspection of the attic revealed dark staining on the OSB roof deck and rafters covering approximately 80 square feet. Stachybotrys chartarum and elevated Cladosporium were confirmed b...

Outcome

Insurance claim supported by laboratory documentation. Remediation completed and PRV clearance issued. Property sold two months later without issue.

Attic InspectionSurface SamplingThermal Imaging
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Palm Beach County

Pre-Purchase Inspection Uncovers Hidden Mold in Boca Raton Condo

Location: Boca Del Mar, Boca Raton | Type: Pre-Purchase / Behind Drywall | Species: Chaetomium globosum and Trichoderma

A buyer's agent requested an independent mold inspection before closing on a third-floor condo in Boca Del Mar. The unit appeared clean visually but thermal imaging identified a cold zone inside the guest bathroom wall consistent with long-term moisture accumulation. A targeted wall opening confirme...

Outcome

Seller reduced purchase price by $8,500 to cover remediation. Buyer closed with a clean PRV clearance letter in hand.

Thermal ImagingSurface SamplingAir Sampling
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Broward County

Chronic Humidity Problem in a Weston Two-Story Home

Location: The Ridges, Weston | Type: Whole-Home Humidity and HVAC | Species: Aspergillus niger and Penicillium chrysogenum

A homeowner in The Ridges community reported persistent musty smell throughout the first floor despite visible cleanliness. The HVAC system was only three years old but the home had experienced two years of elevated indoor humidity above 65 percent. Air sampling in the living area, master bedroom, a...

Outcome

HVAC contractor redesigned return-air path. Humidity dropped to 51 percent within two weeks. Clearance sampling confirmed normal spore levels.

Air SamplingHumidity MonitoringHVAC Analysis
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Broward County

Stucco Wall Intrusion in a Fort Lauderdale Waterfront Home

Location: Tarpon River, Fort Lauderdale | Type: Stucco Water Intrusion | Species: Ulocladium and Alternaria

A Tarpon River homeowner noticed efflorescence staining and soft drywall along the west-facing exterior wall. Thermal imaging showed a large moisture plume extending from an exterior window frame down through two wall cavities. Air and surface sampling confirmed Ulocladium and Alternaria, both commo...

Outcome

Targeted stucco repair cost $2,200 versus an estimated $11,000 full-wall replacement. Remediation completed and clearance issued.

Thermal ImagingMoisture MappingAir Sampling
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Broward County

Rental Property Dispute Resolved With Independent Air Quality Testing in Hollywood

Location: West Hollywood, Hollywood | Type: Tenant-Landlord Dispute / Air Quality | Species: Cladosporium cladosporioides and Aspergillus flavus

A tenant in a West Hollywood rental reported health symptoms and suspected mold. The landlord disputed the claim, saying a visual inspection showed no mold. An independent air quality test collected samples in the bedroom, living room, and HVAC return. Results showed Cladosporium cladosporioides and...

Outcome

Landlord performed remediation within 14 days. Independent PRV clearance confirmed successful remediation. Tenant remained in the property.

Air SamplingOutdoor Control SampleLaboratory Analysis
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Broward County

Post-Remediation Clearance Failure in Pompano Beach

Location: Crystal Lake, Pompano Beach | Type: PRV Clearance / Remediation Verification | Species: Aspergillus penicillioides

A homeowner in Crystal Lake contracted a remediation company after visible mold was found behind a kitchen cabinet wall. When the remediation firm provided its own clearance, the results looked suspect. The homeowner requested an independent PRV clearance from Home Enviro. Air sampling found Aspergi...

Outcome

Second remediation pass completed at no additional cost to the homeowner. Independent clearance issued after confirming background-level spore counts.

PRV Air SamplingLaboratory AnalysisOutdoor Control
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Broward County

Master Bathroom Leak Causing Hidden Mold in Miramar

Location: Monarch Lakes, Miramar | Type: Plumbing Leak Behind Tile | Species: Chaetomium and Stachybotrys

A Monarch Lakes homeowner noticed the master bathroom floor grout was slightly raised and soft. A slow supply line leak had been saturating the subfloor for an estimated six to eight months. Thermal imaging confirmed moisture extending under the tile into the hallway subfloor and the adjacent closet...

Outcome

Plumbing repaired and subfloor replaced in targeted area. Mold remediation completed. Post-remediation clearance issued with laboratory confirmation.

Thermal ImagingMoisture MeterSurface Sampling
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Broward County

Commercial Property Mold Complaint in Pembroke Pines

Location: Pines City Center, Pembroke Pines | Type: Commercial / Office Suite | Species: Cladosporium and Penicillium

A property management company managing a multi-tenant office suite in Pines City Center received employee complaints about air quality. Air sampling in three tenant spaces and the shared HVAC air handler confirmed Cladosporium and Penicillium at concentrations above ACGIH guidelines. The accredited ...

Outcome

Building owner funded HVAC coil cleaning and duct decontamination. Clearance sampling confirmed resolution. Employee complaints ceased.

Air SamplingHVAC InspectionParticle Counter
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Broward County

Equestrian Property with Mold in Davie

Location: Stirling Road, Davie | Type: Agricultural-Residential / High Humidity | Species: Aspergillus fumigatus and Alternaria

A Davie homeowner with an equestrian lot noticed dark spotting on interior wall surfaces adjacent to the property's covered stable area. High outdoor humidity from the open lot migrated into the home through poorly sealed crawlspace vents and an unsealed slab edge. Air sampling confirmed Aspergillus...

Outcome

Crawlspace sealed, slab edge caulked, and a whole-home dehumidifier installed. Clearance air sampling confirmed return to background levels.

Air SamplingCrawlspace InspectionMoisture Mapping
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Broward County

Attic Insulation Mold From Blocked Soffit Vents in Sunrise

Location: Sawgrass, Sunrise | Type: Attic Ventilation Failure | Species: Cladosporium and Chaetomium

A Sawgrass community homeowner had installed blown-in attic insulation that inadvertently blocked soffit vents along the eave line. Within 18 months, the trapped moisture created conditions for mold growth across 120 square feet of roof deck. Air sampling from the attic access confirmed Cladosporium...

Outcome

Soffit vents cleared, affected decking replaced, and ridge vent extended. Attic air sampling at clearance confirmed normal background levels.

Attic InspectionAir SamplingMoisture Meter
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Broward County

Older CBS Home With Chronic Wall Mold in Plantation

Location: Plantation Isles, Plantation | Type: Concrete Block Construction / Moisture Migration | Species: Penicillium and Aspergillus niger

A Plantation Isles homeowner reported persistent mold returning on the same interior wall surfaces after repeated cleaning. Thermal imaging identified moisture migration through the concrete block wall from outside, a common issue in pre-1990 CBS construction without an exterior vapor barrier. Air a...

Outcome

Exterior wall coated with elastomeric sealant. Interior mold remediated. No recurrence confirmed at 90-day follow-up air test.

Thermal ImagingSurface SamplingAir Sampling
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Broward County

Oceanfront Condo With Salt Air Mold in Deerfield Beach

Location: Cove Marina, Deerfield Beach | Type: Coastal Salt Air and Window Seal Failure | Species: Alternaria and Ulocladium

A Cove Marina condo owner noticed black spotting on the interior of sliding glass door frames and the drywall return adjacent to the east-facing balcony. Salt air accelerates the failure of window and door gaskets, allowing moisture infiltration that standard humidity alone would not produce. Air an...

Outcome

Window contractor replaced failed gaskets under extended warranty. Remediation of drywall completed. Clearance issued within three weeks.

Surface SamplingAir SamplingThermal Imaging
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Broward County

AC Drain Pan Overflow Causing Floor Mold in Tamarac

Location: Woodlands, Tamarac | Type: AC Drain Overflow / Subfloor | Species: Stachybotrys and Aspergillus versicolor

A Woodlands homeowner discovered their AC drain pan had been slowly overflowing into the air handler closet floor for an unknown period. The laminate flooring had buckled slightly but the extent of moisture under the floor was unknown. Thermal imaging revealed moisture extending under the hallway fl...

Outcome

Full subfloor in affected zone replaced. Mold remediation completed and independent clearance issued. Flooring reinstalled.

Thermal ImagingMoisture MeterSurface Sampling
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Broward County

Mold in a Flipped Investment Property in Margate

Location: Palm Aire, Margate | Type: Investment Property Pre-Sale Inspection | Species: Trichoderma and Cladosporium

A real estate investor preparing to sell a renovated property in Palm Aire requested a pre-listing mold inspection after discovering the prior owner had filed a water damage claim. Thermal imaging identified residual moisture behind new drywall in the guest bedroom where the claim had been filed. Su...

Outcome

Affected drywall removed and properly remediated. Independent clearance obtained before listing. Property sold with full disclosure.

Thermal ImagingSurface SamplingAir Sampling
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Broward County

Mold Behind Kitchen Cabinets in a Coconut Creek Townhome

Location: Lyons Gate, Coconut Creek | Type: Kitchen Plumbing and Cabinet Moisture | Species: Aspergillus and Fusarium

A Lyons Gate townhome owner noticed discoloration at the base of the lower kitchen cabinets. A slow dishwasher drain connection leak had saturated the cabinet base and adjacent drywall for approximately four months. Thermal imaging showed moisture extending into the wall behind the refrigerator. Sur...

Outcome

Appliance warranty covered water damage repair. Mold remediation of cabinet zone and wall cavity completed. Clearance issued.

Thermal ImagingSurface SamplingMoisture Meter
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Palm Beach County

Mold in an HOA Managed Condo Building in Delray Beach

Location: Delray Beach Club, Delray Beach | Type: HOA Dispute / Common Area Moisture | Species: Penicillium and Aspergillus

A unit owner at Delray Beach Club reported mold on a shared interior wall between their unit and the common hallway. The HOA disputed responsibility, claiming the moisture source was in the unit rather than the building envelope. Thermal imaging from both the unit and hallway side confirmed the mois...

Outcome

HOA accepted responsibility and funded building envelope repair and mold remediation. Independent clearance issued for both the unit and hallway.

Thermal ImagingMoisture MappingAir Sampling
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Palm Beach County

Mold in a Senior Community Home in Boynton Beach

Location: Leisureville, Boynton Beach | Type: Long-Term Moisture and AC Performance | Species: Aspergillus restrictus and Cladosporium

A family member requested an inspection at an elderly parent's home in Leisureville after noticing persistent fatigue and respiratory symptoms in the occupant. The home's AC unit was functioning but had an oversized capacity relative to the home's square footage, causing short-cycle operation that p...

Outcome

AC replaced with correctly sized unit. Affected ceiling tiles and drywall sections remediated. Clearance confirmed. Occupant's symptoms improved within three weeks.

Air SamplingHumidity AnalysisHVAC Assessment
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Miami-Dade County

High-Rise Condo With Mold in Aventura

Location: Williams Island, Aventura | Type: High-Rise Balcony Door Seal Failure | Species: Cladosporium and Alternaria

A Williams Island unit owner discovered black spots on the ceiling and interior window frame of the second bedroom facing the Intracoastal. Salt-laden wind-driven rain had been penetrating a failed door frame sealant line. Thermal imaging confirmed moisture tracking up the interior face of the exter...

Outcome

Building management replaced door frame sealant under warranty. Unit owner's attorney used the inspection report to recover remediation costs from the building insurance.

Thermal ImagingSurface SamplingAir Sampling
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Miami-Dade County

Luxury Condo Pre-Purchase Mold Inspection in Sunny Isles Beach

Location: Trump Royale, Sunny Isles Beach | Type: Pre-Purchase High-Rise Unit | Species: Aspergillus and Penicillium

A buyer's representative requested an independent mold inspection for a high-value oceanfront unit before closing. The unit showed no visible signs of mold but air sampling in the master bedroom and guest bedroom confirmed Aspergillus and Penicillium at three to four times the outdoor control concen...

Outcome

Buyer received a $4,500 HVAC service credit at closing. HVAC professionally cleaned and coil treated. Clearance air test confirmed normal levels.

Air SamplingThermal ImagingHVAC Inspection
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Miami-Dade County

Oceanfront Estate Attic Mold in Golden Beach

Location: Golden Beach, Miami-Dade | Type: Attic Ventilation and Salt Air | Species: Aspergillus niger and Cladosporium

A property manager for a Golden Beach oceanfront estate arranged an inspection after the home had been vacant for six months during a renovation project. The HVAC had been turned off to save energy, allowing humidity and salt air to accumulate in the attic. Inspection found Aspergillus niger and Cla...

Outcome

Insurance claim accepted. Attic remediation and roof deck treatment completed. Continuous ventilation protocol established for future vacancy periods.

Attic InspectionAir SamplingSurface Sampling
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Palm Beach County

Balcony Waterproofing Failure Causing Interior Mold in Highland Beach

Location: Boca Highland Beach Club, Highland Beach | Type: Balcony Membrane Failure | Species: Ulocladium and Chaetomium

A Highland Beach condo owner noticed peeling paint and soft drywall at the base of the sliding glass door to the balcony. The waterproofing membrane on the balcony deck had failed at the threshold transition, allowing water to track below the tile and into the interior wall cavity. Thermal imaging r...

Outcome

Balcony membrane replaced under contractor liability. Interior wall cavity dried and remediated. Independent clearance issued.

Thermal ImagingSurface SamplingMoisture Mapping
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Broward County

Mold in a Hillsboro Beach Oceanfront Pool Area

Location: Hillsboro Beach, Broward County | Type: Pool Enclosure and Adjacent Interior Rooms | Species: Aspergillus and Trichoderma

A Hillsboro Beach property owner noted dark growth on the interior ceiling of a room adjacent to the enclosed pool deck. The pool enclosure's concrete block exterior wall lacked a moisture barrier, allowing chlorine-saturated pool air and splash moisture to migrate into the adjacent living space. Ai...

Outcome

Masonry waterproofing applied to pool enclosure wall. Interior ceiling section remediated. Air clearance sampling confirmed normal levels.

Air SamplingSurface SamplingMoisture Mapping
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Broward County

Canal-Front Home Mold in Lighthouse Point

Location: Lighthouse Point, Broward County | Type: Canal-Side Exterior Wall Moisture | Species: Cladosporium and Aspergillus versicolor

A Lighthouse Point canal-front homeowner reported persistent musty smell in the back bedroom that faced the canal. High ambient humidity from the waterfront exposure combined with aging single-pane sliding glass doors allowed condensation to form on the interior wall surface. Thermal imaging showed ...

Outcome

Single-pane doors replaced with insulated impact doors. Mold remediated from affected wall section. No recurrence at 60-day follow-up.

Thermal ImagingSurface SamplingAir Sampling
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Broward County

Short-Term Rental Property Mold Found Between Tenants in Lauderdale-by-the-Sea

Location: Sea Ranch Lakes area, Lauderdale-by-the-Sea | Type: Short-Term Rental / Turnover Inspection | Species: Penicillium and Aspergillus

A vacation rental owner requested an inspection after guests reported a musty smell and left negative reviews. Air sampling in the master bedroom and bathroom confirmed Penicillium and Aspergillus at elevated concentrations. Thermal imaging identified the source as a failing shower pan in the master...

Outcome

Shower pan replaced and tile reset. Mold remediated. Air clearance issued. Rental bookings resumed without further complaints.

Air SamplingThermal ImagingMoisture Meter
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Palm Beach County

Garage Conversion With Mold in Lake Worth Beach

Location: Lake Worth Beach, Palm Beach County | Type: Unpermitted Conversion / Moisture Accumulation | Species: Stachybotrys and Aspergillus

A property owner who had converted a two-car garage to a living space noticed dark spots at the base of interior walls after the first rainy season. The conversion lacked an adequate vapor barrier between the concrete slab and the new flooring. Moisture from the slab wicking upward through the new d...

Outcome

Lower drywall replaced, vapor barrier installed, and slab sealed. Clearance sampling confirmed remediation success.

Surface SamplingMoisture MeterAir Sampling
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Broward County

Airport Noise Dampening Materials With Mold in Dania Beach

Location: Dania Beach, near FLL corridor | Type: Acoustic Insulation Moisture Trap | Species: Aspergillus and Cladosporium

A Dania Beach homeowner had installed acoustic insulation inside exterior walls to reduce FLL flight path noise. The dense-packed installation inadvertently created a moisture trap by blocking the drying potential of the wall cavity. Two years later, air and surface sampling confirmed Aspergillus an...

Outcome

Affected wall sections opened, insulation replaced with a vapor-permeable product, and mold remediated. Clearance issued.

Air SamplingSurface SamplingMoisture Mapping
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Broward County

Post-Hurricane Mold in a Cooper City Single Family Home

Location: Rock Creek, Cooper City | Type: Post-Storm / Fascia and Soffit Damage | Species: Chaetomium and Cladosporium

Following a tropical storm, a Rock Creek homeowner filed an insurance claim for roof damage. During repairs, the contractor found dark staining in the attic. An independent mold inspection was ordered by the insurance adjuster before finalizing the claim. Thermal imaging and air sampling confirmed C...

Outcome

Insurance claim included both roof repair and mold remediation. Clearance issued and attic restored within three weeks of the storm.

Attic InspectionAir SamplingThermal Imaging
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Broward County

Old Concrete Block Duplex With Mold in Wilton Manors

Location: Wilton Manors, Broward County | Type: Aging CBS Construction / Moisture Migration | Species: Penicillium and Aspergillus fumigatus

A property owner of a 1960s-era duplex in Wilton Manors was preparing to sell the property. A buyer's inspection flagged musty odors in one unit. Air sampling confirmed Penicillium and Aspergillus fumigatus at elevated levels in the rear bedroom. Thermal imaging traced the source to a cracked CBS fo...

Outcome

Foundation crack sealed with hydraulic cement and elastomeric coating. Affected drywall section replaced and mold remediated. Property sold with clean clearance.

Thermal ImagingAir SamplingSurface Sampling
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Broward County

Multi-Unit Complex Post-Hurricane Mold Assessment in Broward County

Location: Broward County, South Florida | Type: Multi-Unit Complex / Post-Storm | Species: Stachybotrys and Aspergillus

A property management company managing a 24-unit complex in central Broward County requested inspections of all affected units following hurricane wind damage that compromised roof membrane seals on three buildings. Units on the top floor of all three buildings received inspections, with air and sur...

Outcome

Insurance claim approved for 11 units. All units remediated by priority order. Clearance issued for each unit individually as remediation was completed.

Air SamplingSurface SamplingThermal Imaging
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Home Enviro licensed mold inspector examining water damage on ceiling in South Florida home

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