Parts of flat roof that are discoloured and/or "bubbled" due to long term water damage.
Discolouration of tile or shingle roofs.
Stains from removed objects (such as A/C units).
Suitable Use Cases
Most use cases are better served by the vectorised product described in AI Packs .
Roof ponding is a common slowly degrading form of damage for flat roofs, most commonly on commercial and industrial buildings. The confidence and area of ponding can be used to measure a change in severity over time (as both confidence scores and area will increase with the amount and strength of the staining).