cavity wall tie

cavity wall tie

A rigid, corrosive-resistant metal tie which bonds two withes of masonry.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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This article provoked a bit of extra comment from some of my surveying colleagues, including one or two in the cavity wall tie replacement industry.
It was a press release from a cavity wall tie installer down in Yorkshire.
These other causes include thermal and moisture expansion, lintel failure, roof spread, cavity wall tie failure and so on.
Take the first dramatic case of cavity wall tie corrosion.
One is the effect of the soil expanding rather than shrinking and the other is the result of cavity wall tie corrosion.
Dampness, dry rot, subsidence, cavity wall tie corrosion.
By older I mean 50 years plus and in particular, the 60 years plus properties that are prone to cavity wall tie corrosion.
Investigation of the wall out-of-plane deformation pattern, as discussed in more details later, showed that the continuous edge can be assumed as restrained against out-of-plane movements due to the presence of cavity wall ties, which restrained the exterior leaf to the interior leaf.
Flood waters penetrating properties can cause serious damage to the building substrate, the cavity wall ties and internal finishes.
My only solution outwith removing the cavity insulation is to install some Passyfier Sleeved Wall Vent kits however as it's damp patches the cavity wall ties are probably being bridges.
Cavity wall insulation can also cause dampness, especially around cavity wall ties. This usually shows up as circular patches about the size of a dinner plate.