Sharing Transparency for a More Efficient Future

Glossary of Building Rating Terms

Click a term to see its definition.

A | B | C | D | E | F | G | H | I | K | L | M | N | O | P | R | S | T | U | V | W | Z

An office can be defined as an office in a private company or a state, municipal or other administrative building or post-office. [Source: BPIE]

Operational Risk

Operational risk describes the risk of a technology failure while in use. [Source: IEA (2010) Money Matters]

Organisation for Economic Co-operation and Developement

The mission of the Organisation for Economic Co-operation and Development (OECD) is to promote policies that will improve the economic and social well-being of people around the world. [Source: OECD Website]

Overall Efficiency

Overall efficiency means the annual sum of electricity and mechanical energy production and useful heat output divided by the fuel input used for heat produced in a cogeneration process and gross electricity and mechanical energy production. [Source: EU Directive 2012/27/EU on Energy Efficiency]