In electrical contracting, a wiring system consisting of 4 wires and used in industrial and commercial applications. This system is suitable for installations requiring large motors. It consists of three hot wires and one ground wire. The voltage in each…
A mixing valve that automatically maintains the temperature setting by regulating fluctuations in water temperature at the water inlets and immediately adjusting the ratio of hot and cold water that is discharged by the valve.
A device which relegates the temperature of a room or building by switching heating or cooling equipment on or off.
Exterior laminated sheathing nailed to the exterior side of the exterior walls. Normally " thick, 4x8 or 4x10 sheets with an aluminumized surface.
Solid material which is softened by increasing temperatures and hardened by decreasing temperatures.
Compased of a double layer of glass positioned side by side with a thin strip of foam material bonding the two layers of window glass together to form the storm window design.
The stress built up by sudden and appreciable changes in temperature.
The measured amount of dimensional change that a material exhibits as it is warmed or cooled.
Any material high in resistance to heat transmission that, when placed in the walls, ceiling, or floors of a structure, will reduce the rate of heat flow.