Definition of the term NMC (Non Metallic Conduit)
A type of Romex cable (nonmetallic sheathed cable that contains several conductors). NMC may be used in damp or corrosive locations as well as dry areas.
Definition of the term Setting Blocks
Generally rectangular cured extrusions of neoprene, EPDM, silicone, rubber or other suitable material on which the glass product bottom edge is placed to effectively support the weight of the glass.
Definition of the term Water Vapor
Moisture existing as a gas in air.
Definition of the term Balancing Damper
Baffle or plate used to control the volume of flowing air in a confined area.
Definition of the term Cornerite
Metal-mesh lath cut into strips and bent to a right angle. Used in interior corners of walls and ceilings on lath to prevent cracks in plastering.
Definition of the term Fungi (Wood)
Microscopic plants that live in damp wood and cause mold, stain, and decay.
Definition of the term No-Cutout Shingles
Shingles consisting of a single, solid tab with no cutouts.
Definition of the term Settlement
Shifts in a structure, usually caused by freeze-thaw cycles underground.
Definition of the term Water-Cement Ratio
The strength of a concrete mixture depends on the water cement ratio. The water and cement form a paste. If the paste is made with more water, the concrete becomes…
Definition of the term Balloon Framing
In carpentry, the lightest and most economical form of construction in which the studding and corner plates are set up in continuous lengths from the first floor line or sill…