cavity wall

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cav·i·ty wall

one of the surfaces bounding a cavity.

cav·i·ty wall

(kavi-tē wawl)
A surface bounding a cavity.
References in periodicals archive ?
As a general rule, houses built after 1920 have cavity walls and those built before don't, but there are exceptions to the rule.
Cavity Walls, Canadian Building Digest - 21, National Research Council of Canada.
This is why the Sunday Mail has teamed up with Scottish Gas to help readers SAVE MONEY on their heating bills, by offering them FREE LOFT AND CAVITY WALL INSULATION, installed by a qualified Scottish Gas installer.
I decided not to install cavity wall insulation for the same reasons as Bryant.
Currently, there is no report in the literature concerning minimal thickness of cavity walls with enough fracture resistance in primary teeth restored with amalgam.
Cavity wall construction is the modern method for house building, consisting of a block inner leaf and brick on the outside, which has a cavity, usually between 50 and 100mm in width.
The services the firm offer include insulating lofts and external, internal and cavity walls, installing heating systems and boilers as well as solar PV electricity systems, and issuing Energy Performance Certificates and Green Deal Advice Reports.
MILLIONS of UK homes have cavity walls - which means there's a gap in the middle of exterior walls - and filling them with insulation can make your home more energy efficient.
The offer, running until March 31, entitles homeowners and private tenants to get lofts and cavity walls insulated free no matter how old they are, how much they earn or if they are on any benefits and could see fuel bills cut by pounds 270 a year.
Normal construction using such elements as damp-proof courses, damp-proof membranes, lead flashings, cavity walls and suspended floors reduce moisture penetration into buildings.