Roofer in Witney, with the fault shown in photos

No, the materials have different thicknesses, weights and fixing arrangements. Stone slate laid in diminishing courses requires its course sizes and supporting roof understood. Adam identifies the covering during the inspection and explains the proposed repair pieces and associated work, instead of substituting one grey material for another without assessment.

Yes, the inspection checks the flashing assembly and the tile courses beside the opening. Water near a rooflight does not automatically prove that the glazing needs replacement. Adam photographs the relevant junction and explains the repair to the roof detail, with the surrounding covering included where access to it is required.

Yes, their structure and covering need examining as installed rather than inferred from nearby houses. Tell Adam about the building and any previous alterations when arranging the visit. He checks the roof components and access, then sets out a written proposal tied to the observed condition and intended repair.

Restricted drainage is one cause to investigate, especially beneath trees or beside a roof valley. A blocked outlet needs distinguishing from split lining or broken tiles. Adam follows the route of water and shows the findings, allowing cleaning and physical repairs to be described separately in your quotation.