Energy performance of buildings -
Methods for expressing energy performance and for energy certification of buildings
English version of DIN EN 15217:2007-09
This European Standard specifies:
a) overall indicators to express the energy performance of whole buildings, including heating, ventilation, air conditioning, domestic hot water and lighting systems.This includes different possible indicators;
b) ways to express energy requirements for the design of new buildings or renovation of existing buildings;
c) procedures to define referece values;
d) ways to design a procedure for building energy certification.
This European Standard provides different options at defferent levels. When this European Standard is used to set up national or regional methods for expressing energy performance and/or for energy certification of buildings, the choices between the options is not made by the individual user, but by authorized mational or regional bodies.