Devices, equipment, appliances, assemblies, or materials to which have been affixed a label, seal, symbol, or other identifying mark of a nationally recognized testing laboratory, inspection agency, or other organization concerned with product evaluation that maintains periodic inspection of the production of the above-labeled items and by whose label the manufacturer attests to compliance with applicable nationally recognized standards.
The following is a compilation of building energy-code related terms and acronyms used on the Building Energy Codes website and throughout the building construction industry.
Select a letter to navigate through the glossary:
A generic term for a man-made light source, often called a bulb or tube.
The maximum lighting power per unit area of a building classification or space function.
A group of luminaires circuited or controlled to perform a specific function.
A transformer in which the core and coils are immersed in an insulating liquid.
Equipment, appliances, assemblies, or materials included in a list published by a nationally recognized testing laboratory, inspection agency, or other organization concerned with product evaluation that maintains periodic inspection of production of listed equipment, appliances, assemblies, or material, and whose listing states either that the equipment, appliances, assemblies, or material meets nationally recognized standards or has been tested and found suitable for use in a specified manner.
A duct seam that is parallel to the direction of air flow.
Lighting equipment that is powered through a transformer, such as a cable conductor, a rail conductor, or track lighting.
Single-family houses, multi-family structures with three stories or fewer above grade and manufactured houses (modular and mobile homes).
A complete lighting unit consisting of a lamp or lamps, along with the parts designed to distribute the light, hold the lamps, and connect the lamps to a power source. Also called a fixture.