Canine odor search
Screens likely hidden reservoirs without opening every wall, cabinet, ceiling, or floor.
Services
The dog narrows the search. Building science explains the why.
A trained detection dog prioritizes mold-related odor. The inspection then connects those targets to water, materials, air movement, HVAC, dust, and repair history. This page describes the work. It does not list prices.
- Detect
- Document
- Explain
- Test
- Scope
- Verify
- Prevent
We are not just looking for spots. We are mapping the water, air, dust, material, and microbial system that created the concern.
How a visit is built
1
Listen
Leak history, symptoms of the building, prior repairs, odor complaints, and rooms of concern.
2
Search
Canine passes through rooms, cabinetry, trim lines, mechanical areas, attic and crawl entries, and pathways.
3
Map
Alerts are documented with photos, location notes, airflow context, moisture data, and likely source logic.
4
Test
Samples are selected only when they answer a clear decision: open, remove, clean, verify, compare, or prevent.
5
Scope
The report points toward source repair, containment, removal, cleaning, HVAC and contents review, and verification.
Building investigation
Looks for leaks, vapor drive, condensation, pressure pathways, cold surfaces, and wet materials.
Evidence and reporting
A practical map for the client, contractor, remediator, attorney, or hygienist.
Before anyone arrives
Do not try to make the house smell better. Masking hides the clues. History makes the search faster.
1
Send history
Leak notes, prior lab reports, remediation invoices, photos, floor plans, and priority rooms.
2
Keep access clear
Sinks, mechanical closets, attic and crawl entries, HVAC areas, and suspect walls.
3
Secure pets and people
Loose animals and crowding distract the dog and change the search.
4
Avoid fragrance
No candles, oils, ozone, fogging, heavy cleaners, or odor sprays before the visit.
5
Document HVAC status
Say whether the system was on, off, fan-only, or recently filtered, and whether windows were open.
6
Do not pre-cue the dog
During the search, do not point, pause, or pull the dog toward an answer.
The inspection itself
It starts with the story, follows the building, lets the dog work, then turns findings into a next-step plan.
1. Pre-brief
History, access, HVAC status, prior repairs, and areas to protect.
2. Exterior scan
Roof edges, grading, gutters, windows, penetrations, and drainage.
3. Canine passes
Rooms, trim, cabinetry, mechanical zones, and odor pathways.
4. Tool checks
Moisture, thermal context, borescope where useful, photos, and visual clues.
5. Targeted samples
Only where a sample answers a question about source, reservoir, pathway, or verification.
6. Walkthrough
Findings, priorities, sampling logic, remediation direction, and verification options.
An alert is a target, not a verdict.
A canine indication is a high-value odor finding. It is not a medical diagnosis, not species identification by itself, and not permission to open the house without context.
What the dog is used for
- Prioritizing hidden locations before demolition.
- Odor behind walls, under floors, inside cabinets, and near HVAC pathways.
- Checking whether remediation missed a reservoir.
- Reducing guesswork and unnecessary wall opening.
What still needs judgment
- Moisture-source diagnosis and repair design.
- Species confirmation when a lab sample is needed.
- Health interpretation by a qualified clinician.
- Clearance by an appropriate scope and verification process.
Choose the level of support.
Residential tiers are the usual start. Construction, insurance, and legal tracks change the documentation, not the investigative logic.
The level changes with how much certainty, documentation, and coordination the decision needs.
Tier 1 · Targeted canine survey
Best for. Real estate screens, a specific odor concern, or a post-remediation spot check.
Included. Canine search, handler notes, photo locations, a findings review, and a small set of standard samples.
You leave with. A concise odor map and a next-step summary.
Tier 2 · Comprehensive inspection
Best for. A full building-science explanation and a sampling plan.
Included. Canine search, exterior and interior review, moisture and thermal context, accessible HVAC, attic, and crawl notes, and standard samples.
You leave with. An expanded report with maps, photos, sampling logic, and remediation direction.
Tier 3 · Advanced forensic inspection
Best for. Complex losses, failed remediation, medically sensitive homes, larger homes, or unusual properties.
Included. Multiple canine passes, deeper water, air, and dust pathway analysis, report review, and a sampling matrix.
You leave with. A forensic narrative, an evidence map, source-pathway-reservoir logic, and scope support.
Tier 4 · Dual-provider coordination
Best for. Cases that need an industrial hygienist, contractor, engineer, a second dog, cavity openings, or heavier documentation.
Included. The Tier 3 investigation plus partner coordination, a destructive-test plan, an optional chain of custody, and a photo index.
You leave with. A documentation packet and a coordinated next-step plan suitable for insurance or legal review.
Tier 5 · Estate, commercial, or multi-day
Best for. Large estates, schools, commercial spaces, multi-structure sites, or time-sensitive projects.
Included. A custom team, a multi-day schedule, an advanced sampling plan, and stakeholder meetings.
You leave with. A custom report, a project roadmap, and a follow-up verification strategy.
Support that can attach after the goal is clear
Report or scope review
Previous labs, estimates, photos, or inspection documents, read before a site visit.
Remediation protocol
Findings turned into source repair, containment, removal, cleaning, HVAC, contents, drying, rebuild, and verification priorities.
Post-remediation verification
A return visit to the original indications, cleanliness, moisture, and targeted clearance samples.
Additional dog or handler
Large buildings, commercial work, a tight schedule, or a second set of documentation.
Chain-of-custody package
Sample logs, photo indexing, location mapping, and an evidence file structure.
Travel
Booked only after the trip is described. It is not assumed from the service area list.
Sampling should answer a decision.
No single sample tells the whole story. A good sample changes a decision or confirms that the decision was right.
Most field samples are simple. Each one should change a decision.
Tape lift
Looks at. Spores, hyphae, fragments, or debris on a surface.
Why it is used. Separates growth from settled spores, staining, soot, or dirt.
Swab
Looks at. Irregular surfaces, wood, cabinetry, plumbing, or trim.
Why it is used. Used where tape will not sit, or where one proof point is enough.
Bulk material
Looks at. A piece of drywall, insulation, wood, carpet pad, or tack strip.
Why it is used. Stronger support for whether that material should come out.
HVAC tape or swab
Looks at. Registers, returns, pans, liners, or coils.
Why it is used. Asks whether the system is a pathway or a re-seeding risk.
Contents or dust wipe
Looks at. Settled dust on belongings, shelving, or storage.
Why it is used. Useful when contents may change the cleanup scope.
Outdoor or control
Looks at. A reference condition.
Why it is used. Indoor findings are easier to read against a baseline.
The report should say what to do next.
Map
Canine indication map
Marked locations and context so the same targets can be revisited.
Water
Moisture and pathway notes
Where water, vapor, condensation, pressure, HVAC, or dust may be driving it.
Lab
Sampling recommendations
Tests chosen for questions, not a sample of everything.
Photos
Photos and documentation
A visual record for the owner, a contractor, a transaction, a claim, or a file.
Scope
Remediation priorities
Containment, source repair, removal, cleaning, HVAC, contents, drying, and rebuild.
Verify
Verification plan
How the original concerns should be checked after the work.
Fix the source, then prove the repair.
1. Stop water
Leaks, drainage, flashing, condensation, humidity, or vapor.
2. Contain
Separate the work, protect occupants, and control pressure.
3. Remove reservoirs
Moldy porous materials often cannot be fully cleaned.
4. Clean the structure
HEPA vacuuming, damp wiping, and detail cleaning. Antimicrobials are tools, not the repair.
5. Address HVAC
Returns, coils, ducts, pans, insulation, pressure, and re-seeding paths.
6. Dry and rebuild
Confirm moisture, then choose assemblies that do not trap vapor.
7. Verify
Recheck odor, moisture, cleanliness, the sampling goal, and prevention.
Red flags. Painting over mold, fogging only, skipping containment, ignoring HVAC or contents, or rebuilding while the assembly is still wet.
The field sequence, step by step, is on the process page.
Different cases start in different places.
Pre-purchase
Start. Tier 1 or Tier 2
Hidden targets before closing, and a basis for repair, more inspection, or walking away.
Known leak or failed cleanup
Start. Tier 2 or Tier 3, then verification
Connects the odor map to source repair, a corrected scope, and a check after the work.
New construction or warranty
Start. Construction C1, C2, or C3
Envelope, drainage, HVAC, vapor, and defect pathways in a builder-ready format.
Insurance water loss
Start. Insurance I1, I2, or I3
Locations, moisture pathways, reservoirs, and claim discussion points.
Attorney or dispute
Start. Legal L1, L2, or L3
Timeline, photos, sample map, canine map, and exhibit-ready organization.
Medically sensitive occupants
Start. Tier 2 or Tier 3
Environmental facts a clinician can read. The inspection is not medical advice.
Large or multi-zone property
Start. Tier 4 or Tier 5
Time, access, and sampling matched to the building. A second dog when the size requires it.
Clearance is not the finish line.
The goal is not a sterile home. It is a dry, source-corrected building with fewer reservoirs, fewer pathways, and a way to notice when conditions drift.
At or below 50% indoor relative humidity
Move water away from the home. Vent bathrooms, dryers, and kitchens outdoors. Watch under sinks, toilets, windows, HVAC closets, pans, crawlspaces, attics, and foundation transitions.
Recheck after a change
Leaks, floods, remodels, roof work, new HVAC, drainage changes, a high-humidity stretch, or odor that comes back. Rooted Homestead is the landscape prevention design: inspection strips, drainage, and plantings. Monitoring is humidity, dew point, leak sensors, or trend logs.
What this page is not
It does not replace a licensed medical provider, industrial hygienist, structural engineer, licensed contractor, or a state-required remediation professional. Canine indications are a screening and mapping tool. Laboratory sampling, a targeted opening, and professional judgment may still be required. Standards used for client education include ANSI/IICRC S520, EPA mold and moisture guidance, and CDC and NIOSH dampness guidance. This page does not publish a fee schedule.
Published Mold Dogs intake, from the 2026 client guide: MoldDogs.org · +1 (706) 302-8999 · [email protected] · [email protected]
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