A rough window frame or subcasing to which trim is added.

An area built around the outside of a basement wall to prohibit penetration of moisture.

An arch in which the opening is permanently closed by wall construction.

1. A device to obstruct vision or keep out light; usually a shade, a screen, or an assemblage of light

Any area which has become an economic and aesthetic liability to a community.

In plants, a fungus disease causing them to wither.

A three-way valve which permits liquid entering the valve to be mixed with liquid that recirculates through the valve; used