Faults
13 articles sit under faults. Each one covers a single fault, material or district in its own right.
- Asbestos Garage Roofs: Identifying Sheets and Removing Them SafelyCorrugated cement panels on outbuildings built before 1999 frequently contain fibres.
- Damp Patches on Upstairs Ceilings: Roof Fault or CondensationStaining that grows after rainfall behaves differently from moisture forming in cold weather.
- Failed Flashings: Where Abutments and Chimneys Let Water InMortar fillets crack as materials move at different rates, opening a path at the junction.
- Is Moss on a Roof a Problem? When Growth Actually MattersVegetation holds water against the surface and blocks outlets, but aggressive removal causes more harm than the growth did.
- Lead Theft From Roofs: Protection, Marking and ReplacementStripped valleys and parapets leave a building open within a single night.
- Nail Sickness Explained: Why Victorian Slates Slip in PatchesCorroded iron fixings release their hold while the stone itself stays sound.
- Ponding Water on a Flat Roof: Acceptable Limits and RemediesStanding pools indicate insufficient fall or a deflected deck.
- Ridge Tiles Blown Off in High Wind: Cause and Permanent FixSand and cement bedding loses adhesion over decades and releases units in gales.
- Roof Condensation Versus a Leak: Telling Them ApartMoisture forming inside the void collects on the underside of the sheet and drips uniformly.
- Sagging Roof Ridge: Structural Causes and What It SignalsA dipping line along the apex points to spread rafters, failed purlins or removed internal support.
- Slipped Slates: Causes, Temporary Fixes and Proper RefixingA single displaced unit exposes the layer beneath to wind-driven rain.
- What Blocked Gutters Do to Brickwork, Timbers and InteriorsOverflowing rainwater saturates the wall head, decays the board behind, and eventually shows internally.
- Why a Roof Leaks: Tracing Water Ingress to Its Entry PointDamp showing on a bedroom ceiling rarely sits beneath the actual breach.