Cavity Wall TiesCavity wall tie corrosion is the term used when the cavity wall ties bedded in a property with a cavity wall construction corrode due to the breakdown of their protective coating. Wall tie corrosion can seriously damage external walls and could, in some cases, make a building unstable. What Are Cavity Wall Ties?Cavity wall ties are usually made of mild steel and inserted in the cavity space linking the external wall of a property to its internal wall.
Older wall ties are of a flat fishtail design, whilst more modern design is twisted wire butterfly pattern. As cavity wall ties are expected to be exposed to water they are galvanised to resist corrosion. Over time, the galvanising can break down leading to wall tie failure. How To Identify Cavity Wall Tie FailureThere are a number of signs to help determine if your property is affected:
Wall Ties SurveyA FocalPoint surveyor will carry out a thorough inspection to establish the need for remedial work. The surveyor will:
Wall Tie ReplacementOur specialist technicians have the expertise necessary to effectively treat the problem of wall tie failure. Treatment will include:
FocalPoint Preservation's work is covered by a 25-year guarantee, which can be passed on to future owners of the property. |
Home >