GLOSSARY

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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WALLBOARD

Flat wood or gypsum composition sheeting used to provide a smooth, finished surface on wall frames. See _gypsum_


WARP

Any variation from a straight line. In wood products (lumber, sheeting, plywood, furniture), warping usually resulting from non-uniform absorption of moisture.


WARRANTY

A written statement by a manufacturer, contractor or service firm providing certain assurances to the purchaser regarding the future performance of a device, installation or service.


WASH

The sloping upper surface of a coping, sill or chimney cap, designed to carry off water; a technique used in water colours and other art works on paper.


WASTE WATER

The spent or used water from individual homes, a community, a farm or an industry that contains dissolved or suspended matter.


WATER BASE

A liquid in which water is the principle solvent; compatibility with water.


WATER DAMAGE

The destructive effects of water or moisture on buildings and personal property.


WATER DAMAGE CLASS

The categorisation system used to identify a type of water damage loss, to assist the remediation techniques being correctly utilised from the beginning of the project. A system of pricing, which is used by insurance companies and to which the classifications of the water damage are laid out by the Insurance companies on a contractual…


WATER LIFT

(_H2O) – A measure of a vacuum_s ability to raise a vertical column of water in a standard test gauge a specific number of inches. To convert water lift to mercury lift (_Hg), divide by 13.4 (i.e., mercury is 13.4 times heavier than water).


WATER MARK

A water stain: a normal condition of velvet fabrics or carpeting in which an irregular shape resembling a water stain is caused by different pile directions; an irregular wavy pattern characteristic of moir_ fabrics.