capillary break

capillary break

A space between two surfaces which is purposely made wide enough to prevent the movement of moisture through the space by capillary action.
References in periodicals archive ?
Sealing/painting cut ends, back coating, and adding an air gap to act as a capillary break became necessary (Photo 7).
The alliance will create a range of products for civil and environmental applications such as landfills, gas venting systems, vertical and horizontal drainage, roof gardens, salt barriers and capillary break layers.
ALYAF recently joined forces with GEOfabrics Limited, a UK-based company specillizing in the manufacture of geocomposites to create a range of products for a variety of civil and environmental engineering applications like landfills, gas venting systems, vertical and horizontal drainage, roof gardens, salt barriers and capillary break layers.
Good drainage is critical and the installation of a capillary break layer also can be beneficial.
the presence of vertical gradients in terms of temperature and moisture content in the gypsum board, the role of the air space as a capillary break (brick vs.
Rain-screen construction incorporates a WRB and the space between the back of the siding and the WRB serves as a capillary break (Figure 1).
Signal of the capillary break was calculated by MatLab with the same length and sampling parameters as real signal and validated by the noisy signal from interferometer.
a capillary break under the foundation, a waterproof roofing system, windows with low potential for condensation, and newly developed mechanical ventilation systems).
Impacted areas to be reinstated with capillary break, gravel and geomembrane layer at base and capped with clean imported material to meet defined human health and quality standards, preventing exposure pathways by installing a subsurface physical barrier system for the purposes of removing human health risks posed by shallow soils in garden areas of these dwellings.
By comparing the predicted epicentral velocity signal for a glass capillary break with the observed, he concluded these sensors to be of velocity-sensitive type.
You absolutely have to install them over a granular capillary break.
The air space or gap also acted as a capillary break and allowed airflow to redistribute the penetrating absorbed water and subsequently vent it out of the assembly.