A ceiling stain appears after wind-driven rain
A brown mark returns near the chimney only after storms with strong wind.
Work through the scenario →The Chimney Decision Lab
Practice the reasoning before the service call
These fictional learning examples are not customer stories, reviews or completed projects. They show how to separate symptoms, evidence and reasonable next steps.
Smoke appears when a kitchen exhaust fan runs
The fire starts normally, but smoke spills when a large exhaust fan is switched on.
Work through the scenario →A homebuyer finds an attractive fireplace with no records
The hearth looks clean, but there are no inspection, cleaning or alteration records.
Work through the scenario →Two companies propose different repairs for the same crown crack
One quote proposes surface sealant; another proposes partial crown replacement and joint repair.
Work through the scenario →