12 complete symptom paths42 guides and 60 questions in each1,460 Grade A articlesOne searchable, connected knowledge library140 official sourcesEvidence context with explicit limits
HouseSymptoms field intelligence

Field guides

Deep field guides that explain pathways, timing, documentation, repair sequence and verification.

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articleWATER

Active water is still entering

Prioritize safe mitigation, scene preservation and source control before finish repair or cosmetic restoration. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSTOP

Electrical or combustion boundary

Stop ordinary investigation where water, heat, fuel, wiring, appliances or combustion safety overlap. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFROST

Attic condensation scope

Combine indoor moisture sources, air leakage, ventilation, insulation, roof-deck condition and seasonal verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleOPEN

Demolition and opening boundaries: how to read the complete scope

Clarify who chooses the extent, who approves expansion and how hidden conditions are documented. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleOUT

Exclusions and reservations: how to read the complete scope

Identify assumptions that can move cost, responsibility or completion criteria after work begins. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFLASH

Flashing and penetration scope

Define which interface failed, how surrounding layers are inspected and how water shedding is verified after repair. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGUTTER

Gutter and downspout correction scope

Separate capacity, blockage, fall, joint leakage, outlet routing, discharge distance and building-envelope consequences. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSPLIT

Investigation versus repair in an offer: how to read the complete scope

Recognize whether the document prices diagnosis, access, mitigation, permanent repair, reinstatement or only one phase. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleREADY

Is the evidence complete enough to plan work?

Check whether location, trigger, timeline, controls, photographs, readings and unresolved alternatives are sufficient for a repair discussion. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleIN

Read the inclusions line by line: how to read the complete scope

Translate broad wording into locations, quantities, layers, methods, protection and deliverables. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleROOF

Roof leak scope guide

Plan source tracing, temporary protection, roof access, concealed-path review, drying and interior reinstatement as separate phases. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

article?

The source is still uncertain

Recognize when visible damage is documented but the entry route or mechanism remains unresolved. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleRAIN

Verify a roof leak repair

Review the original rain direction, intensity, duration and lag window instead of relying only on a hose test. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDEW

Verify condensation after ventilation work

Repeat cold-weather and occupancy conditions while documenting humidity, surface temperature and system operation. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDRY

Verify moisture after drying

Use fixed points, comparable conditions, trend stability and material-specific acceptance before closure. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleODOR

Verify odor after source work

Repeat the original trigger, location and airflow conditions before concluding that source and transport were corrected. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFLUE

Chimney condensation scope

Consider flue condition, appliance operation, temperature, ventilation, moisture source and qualified combustion review. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleMASK

Contamination may change the plan

Understand when sewage, hazardous dust, suspect materials or broad microbial impact require qualified controls. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleLOAD

Movement or instability changes readiness

Separate cosmetic cracking from signs that require structural review before opening or repairing finishes. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleAUTH

Regulated work boundary

Identify electrical, gas, combustion, structural, plumbing, asbestos and other work that may require qualified or authorised professionals. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleMOLD

Suspected mold remediation scope

Separate moisture correction, containment, removal method, cleaning limits, verification and reconstruction. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCAVITY

A concealed cavity may be involved

Define evidence thresholds and safe access options before assuming a hidden wall, floor or roof space must be opened. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGAP

A documentation gap blocks confidence

Identify the missing photograph, location, timestamp, control, instrument detail or operating condition before scope is fixed. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleVERIFY

A verification plan exists before work

Define what will be repeated, under which trigger, for how long and who records the result before the repair starts. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCYCLE

Appliance-linked leak scope

Define connection checks, cycle testing, shutoff access, floor protection, drying and recurrence verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleAIR

Attic air-leakage scope

Map bypasses, combustion and electrical boundaries, insulation disturbance, sealing sequence and post-work checks. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleBASE

Basement seepage scope

Distinguish surface runoff, wall entry, floor-wall junctions, plumbing, groundwater and finish consequences. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleBATH

Bathroom waterproofing scope

Distinguish sealant, plumbing, drainage, waterproofing, substrate and full-system restoration responsibilities. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleKEEP

Can affected material be retained?

Separate structural function, contamination, deformation, finish damage and drying potential before deciding salvage versus replacement. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCHANGE

Change orders and hidden conditions: how to read the complete scope

Require a trigger, evidence, price basis and approval path before additional work proceeds. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCHIM

Chimney and roof-interface scope

Separate masonry, cap, flashing, counterflashing, roof covering, condensation and interior damage. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSCORE

Compare two scopes without choosing by price alone: how to read the complete scope

Use a neutral scorecard for completeness, assumptions, sequencing, verification and responsibility. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCOMPARE

Competing causes remain plausible

Keep at least two mechanisms visible until an observation or test can separate them. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFILE

Contact insurance before disturbing evidence

Know when photographs, emergency mitigation records and insurer instructions should precede destructive work. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGROUND

Crawlspace moisture scope

Address ground vapor, drainage, exterior water, air exchange, temperature, materials and safe access in one sequence. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleODOR

Crawlspace odor scope

Separate source material, moisture, airflow transport, contamination controls and occupied-space verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFLOOR

Cupped or distorted floor scope

Separate current moisture, historic wetting, underside conditions, acclimation, structural movement and finish choices. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWASTE

Drain and waste leak scope

Include contamination controls, fixture testing, concealed-route access, repair verification and affected-material decisions. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDRY

Drying and restoration scope

Define affected materials, equipment, environmental targets, fixed measurement points, endpoint and reconstruction hold point. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDRY

Drying is not yet complete

Avoid rebuilding over materials whose drying trend, contamination status or acceptable endpoint remains unresolved. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDRY

Drying plan language: how to read the complete scope

Look for fixed points, instruments, conditions, review intervals, endpoint and reconstruction release. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFIRST

Emergency mitigation versus final scope

Separate immediate safety and loss reduction from investigation, drying, repair and reinstatement decisions. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDUCT

Exhaust duct repair scope

Define termination, routing, joints, insulation, condensate behavior, fan performance and accessible verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFACADE

Facade crack and water-entry scope

Separate movement, finish cracking, joints, flashings, penetrations, exposure and underlying drainage plane. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFINISH

Finish restoration scope

Prevent cosmetic closure from preceding source correction, drying, substrate acceptance and verification planning. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDRAIN

Foundation drainage scope

Define investigation, excavation limits, utilities, waterproofing, drainage, backfill, discharge and interior verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGRADE

Grading and runoff scope

Plan elevations, water paths, thresholds, splashback, neighboring runoff, discharge and post-rain review. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleHEAT

Heating-related moisture scope

Connect temperature distribution, air movement, combustion boundaries, humidity and envelope response. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleINSUL

Insulation replacement scope

Address why insulation became wet or displaced, air sealing, electrical boundaries, material choice and future inspection. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFILE

Insurance coordination: how to read the complete scope

Clarify emergency work, authorization, evidence, depreciation, exclusions and who communicates scope changes. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleOPEN

Is destructive opening justified?

Define the question, access plan, stop condition and restoration responsibility before opening a concealed assembly. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleKITCHEN

Kitchen leak scope

Cover appliance, supply, drain, sink, worktop, cabinet, floor and concealed-wall interfaces. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleMAT

Material specification: how to read the complete scope

Distinguish performance requirement, named product, equivalent substitution and compatibility with existing layers. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleMETER

Measurement and inspection method: how to read the complete scope

Ask what is measured, where, when, with what limitation and how the result affects scope. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articlePAY

Payment milestones: how to read the complete scope

Link payments to defined deliverables, documentation and hold points rather than vague progress. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleAUTH

Permits and regulated work: how to read the complete scope

Confirm responsibility for permits, notifications, licensed work, inspections and records. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleNOSE

Persistent odor source scope

Avoid deodorizing-only work by defining source, transport path, affected materials, controls and recurrence testing. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleHOME

Plan work around an occupied home

Consider isolation, dust, noise, water, heat, security, pets and essential-room continuity before scope begins. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articlePIPE

Plumbing supply leak scope

Separate isolation, emergency mitigation, access, repair, pressure verification, drying and reinstatement. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSHIELD

Protection and containment: how to read the complete scope

Check dust, water, occupied areas, negative pressure, access, cleaning and protection responsibilities. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleA/B

Ready for one reversible test

Choose a controlled, low-risk change with a baseline, expected response and reversal plan. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleHAND

Ready for professional investigation

Prepare a concise chronology, evidence set, access notes and decision question before the site visit. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSCOPE

Ready to request a defined contractor scope

Confirm that the problem statement, boundaries, exclusions, verification requirement and unresolved risks are clear enough to price. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleRESTORE

Reinstatement and finish level: how to read the complete scope

Define what is rebuilt, finish matching, decoration, furniture, services and areas excluded from restoration. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleKEY

Rental responsibility and evidence

Preserve notice, chronology and access records before making changes that may affect landlord or tenant responsibility. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDONE

Run a final resolution review

Compare baseline, work scope, completion evidence, recurrence window and remaining maintenance obligations. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCARE

Sensitive occupancy needs a stricter boundary

Use a more conservative handoff where children, older occupants or people with relevant vulnerabilities are present. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleLEVEL

Settlement monitoring scope

Set reference points, intervals, thresholds, drainage context and escalation before costly stabilization decisions. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSHARE

Shared or common building systems

Recognize when roofs, drainage, ventilation, facades, risers or structural elements cross private-unit boundaries. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSTEAM

Shower condensation scope

Address extraction, transfer air, heating, surface temperature, user load and finish resilience before cosmetic treatment. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCLAD

Siding and cladding decay scope

Include source water, ventilation gap, fasteners, substrate, adjacent trim and safe extent-of-repair rules. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSLAB

Slab and floor moisture scope

Define source hypotheses, floor system, vapor control, drainage, measurement limits and replacement criteria. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCRACK

Structural crack investigation scope

Record geometry and change, identify load paths, define professional review and avoid premature cosmetic closure. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleTEAM

Subcontractors and responsibility: how to read the complete scope

Identify who coordinates trades, who carries responsibility and which inspections or certificates are included. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleTEMP

Temporary containment is not final repair

Use temporary control only with a named review date, monitoring plan and clear path to permanent source correction. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleACCESS

The inspection area is unsafe

Recognize confined, elevated, unsupported, contaminated or energized locations that ordinary self-help should not enter. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSEQ

The repair sequence is defined

Confirm source control, access, removal, drying, repair, reinstatement and verification are ordered rather than blended. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleLOOP

The symptom has not been challenged again

Wait through the original trigger or lag window before declaring a weather- or use-dependent problem resolved. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWX

The trigger depends on weather

Plan observation and verification around rain, wind, freeze, thaw, heat or humidity rather than a convenient dry-day visit. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWOOD

Timber decay scope

Address moisture source, structural role, extent, temporary support, replacement detail and drying verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleVENT

Ventilation imbalance scope

Cover design intent, supply, exhaust, transfer paths, controls, pressure interactions and normal-use verification. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleAIR

Ventilation may change the symptom

Document system state before sealing, opening, balancing or replacing components that affect pressure and moisture transport. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDOC

Verification and completion documents: how to read the complete scope

Look for photographs, readings, test results, certificates, as-built changes and unresolved limitations. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCRACK

Verify a crack or movement intervention

Continue fixed-point monitoring through the relevant seasonal and load cycle. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleSEASON

Verify across the original season

Carry the review through the weather window that previously triggered the symptom. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleMOLD

Verify after microbial remediation

Review moisture control, cleanliness, material removal, occupied-space separation and recurrence rather than odor alone. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleATTIC

Verify attic air sealing

Review bypass indicators, frost or condensation, ventilation and insulation condition during cold weather. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleBASE

Verify basement drainage work

Use repeated rain or snowmelt events, junction observations and interior drying behavior. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleBATH

Verify bathroom restoration

Check fixture use, drainage, extraction, perimeter details and surrounding materials over normal use. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleCHIM

Verify chimney-related work

Combine qualified combustion review where relevant with rain, condensation and interior symptom checks. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGROUND

Verify crawlspace moisture control

Track seasonal conditions, equipment duty, ground and material response, odor transport and maintenance needs. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFACADE

Verify facade water-entry work

Observe exposed elevations through relevant wind-driven rain and drying periods. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFLASH

Verify flashing and penetration repair

Inspect water shedding, interfaces and concealed consequences through suitable weather events. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleFLOOR

Verify floor recovery after wetting

Track moisture, geometry, underside context and finish condition before replacement or refinishing. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGRADE

Verify grading and exterior drainage

Observe flow paths, ponding, splashback and below-grade response across multiple rain events. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleGUTTER

Verify gutter and downspout correction

Observe capacity, overflow, joints, discharge and downstream soil or wall response during rain. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleRH

Verify humidity controls

Use seasonal trends and occupancy notes rather than one favorable reading after setup. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articlePIPE

Verify plumbing repair

Repeat pressure, fixture and appliance cycles while checking access points and adjacent materials. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWOOD

Verify timber replacement

Confirm source correction, adjacent material condition, drainage, ventilation and future access. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleHOME

Verify under normal occupancy

Return systems, doors, cooking, bathing and sleeping patterns to ordinary use before declaring success. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleAIR

Verify ventilation balancing

Check normal operating modes, door positions, transfer paths, noise, humidity and room response. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWINDOW

Verify window sealing or installation

Separate air leakage, condensation and rain entry under the original weather and occupancy conditions. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWALL

Wall-cavity moisture scope

Define evidence, opening location, containment, source tracing, drying, material decisions and closure criteria. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWARRANTY

Warranty language: how to read the complete scope

Separate workmanship, products, concealed existing conditions, maintenance duties and verification periods. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWASTE

Waste handling and disposal: how to read the complete scope

Clarify classification, packaging, transport, fees, cleaning and documentation. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWATCH

When monitoring is the correct next step

Use a defined trigger, interval, threshold and escalation rule instead of indefinite passive waiting. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleDEW

Window condensation scope

Combine indoor humidity, surface temperature, air movement, glazing performance and surrounding thermal bridges. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.

articleWINDOW

Window water-entry scope

Separate glazing, frame, perimeter seal, sill, flashing, facade and interior finish layers. This guide explains evidence, scope, exclusions, sequencing and verification while preserving professional and safety boundaries.