Repair service guide

Chimney Flashing Repair

Understand the roof-to-chimney joint, diagnostic evidence and what a flashing proposal should specify.

Editorial illustration of flashing repair; not a real customer job

Start with a defined scope

Flashing manages water at the joint between the roof and chimney. Repair can involve step flashing, counterflashing, cricket details, sealant transitions or adjacent roofing. A stain alone does not prove which component failed.

Routine maintenance, condition assessment and repair are separate scopes even when one company can perform more than one. Ask the professional to distinguish what is included today from work that would require a separate authorization.

Reasons a homeowner may request this service

  • Leaks correlate with rain or snowmelt
  • Flashing is displaced, rusted or poorly integrated
  • Roofing work disturbed the joint
  • Repeated surface sealing has not solved the symptom

Details that can change the work

  • Observed water path
  • Roofing and masonry interfaces
  • Removal versus overlay
  • Metal type and laps
  • Interior drying and warranty limits

Questions to ask the professional

  1. How was flashing identified as the source?
  2. Will old flashing be removed?
  3. Who handles adjacent roofing?
  4. What rainfall or testing limitation applies?

Flashing repair questions

Does every chimney sweep company provide flashing repair?

No. Company scopes, equipment and qualifications vary. Confirm the exact service, technician experience and service area before booking.

How should I compare proposals for flashing repair?

Give each provider the same property details and requested outcome. Compare observations, included work, access, materials, documentation, exclusions, price basis and warranty.

Can this page tell me what my chimney needs?

No. This is general preparation guidance. A qualified professional must assess the appliance and chimney on site.