Glossary of Water Damage Restoration & Flood Preparedness Terms - D

Dehumidifier

A device which reduces the level of moisture and humidity in the air. It can remove water from a room's surfaces and materials. Dehumidifiers can regulate the humidity level in the indoor space to prevent further water damage and moisture development. It can be used to remove water from cement floors, insulation, carpets, interior paints, drywall, basements, and plaster.

Dessicant Dehumidifier

This is a chemical absorbent dehumidifier used to absorb moisture from wet surfaces and from the air. A dessicant, is a drying agent, such as silica gel, which attracts water vapor. A fan moves the air through the device and over the dessicant, which is generally placed on a wheel. The air moves over the dessicant holder and dries the the air exhausts the hot damp air outdoors, usually through a duct system.

Drainage Law

This is a specific area of water law related to the drainage of surface water on commercial and residential property. This section of water law, which varies by state, must be understood by restoration experts when diverting flood water. See also: Principles of Home Inspection

Drywall water damage

Drywall water damage is when the interior drywall in your house gets soaked with water. One method used to remove the water is to use a dehumidifier, among other equipment.

Dual Piping

Plumbing system used to seperate drinking water, or water fit for consumption by humans, from waste water. Two seperate pipe configurations are used to remove and supply water to the home or business, thus preventing the mixing of sewage water with drinking water.