Separate bulk water entry from indoor moisture and air movement

Roof check

Record where moisture, frost, staining, corrosion, odor, or softened material appears and under which weather, occupancy, shower, cooking, laundry, heating, or cooling conditions. Use safe floored attic access only when authorized; do not step between framing, disturb insulation, or approach wiring. Photograph from the access point with orientation and date. Interior evidence can change faster than exterior evidence, so preserve the timeline.

Season planner

Winter may reveal frost and melt patterns, spring may show thaw and rain differences, summer can highlight heat and mechanical operation, and fall can provide a dry planning period. These comparisons help separate conditions but do not prove cause. Ask when measurements or observations are meaningful and whether current weather makes roof access or attic work unsafe.

Visible warning signs

Map roof covering, underlayment and deck, attic boundaries, air barriers, insulation, intake and exhaust openings, bath and kitchen exhausts, ducts, plumbing or combustion penetrations, and indoor humidity information when reliably measured. A visible vent does not establish clear airflow, correct balance, or compliance. Mechanical and combustion systems may require separate qualified review.

Roof system choices

A proposal should state whether it investigates or repairs roof entry, seals air paths, changes insulation, modifies intake or exhaust ventilation, corrects a duct termination, treats material, or restores finish. Name responsible trades and test methods. Adding vents without understanding air and moisture paths can be ineffective or create another issue, so request the basis for the design.

Project path

Arrange attic entry, interior access, occupant schedules, equipment information, roof records, and any energy or moisture reports. Protect contents below access. Tell the provider about known vermiculite, suspect materials, pests, wiring, tight clearances, or damaged framing without disturbing them. Keep people out of an attic that lacks a safe path.

Questions before work

Ask whether the evidence indicates exterior water, air leakage, indoor moisture load, blocked or poorly placed ventilation, mechanical exhaust, or remains unresolved. Where were temperature, moisture, or humidity readings taken and under what conditions? Which areas could not be reached? What inspection after work can be made without damaging new air or insulation layers?

Closeout record

Retain attic and roof maps, weather and occupancy log, measurements with location and method, photographs, roof findings, mechanical findings, ventilation calculations or design when supplied, installed components, concealed-work photos, and later seasonal observations. Do not summarize the result as the attic is fixed if only one system was addressed or one weather condition observed.

Decision notes

Ask how attic compartments, additions, vaulted sections, knee walls, dormers, and mechanical chases change the assessment. A single ridge or soffit calculation may not describe separated spaces. If part of the building lacks safe access, the report should identify the unknown area and any non-destructive or future opening proposed rather than copying findings from an adjacent bay.

Moisture follow-up needs repeatable conditions. Record instrument location, time, indoor and outdoor conditions, equipment operation, and who took each reading. Later numbers cannot be compared when one was at a hatch, another near the roof deck, and neither has weather context. Photographs should use the same orientation where possible and preserve changes in frost or staining.

If material treatment or removal is proposed, ask what was identified, by whom, with which method, and why that scope is appropriate. Do not label staining as mold or a health hazard from appearance alone. Keep environmental findings separate from roofing and ventilation work, and follow the qualified professional guidance for occupants and disposal.