Full Description

The purpose of this standard is to provide design requirements for energy-efficient new residential buildings.

This standard is under continuous maintenance, which is a process ASHRAE uses to keep standards current through the issuance of addenda, or revisions.

When they are available, these addenda can be downloaded for free at the following page of the ASHRAE web site:
http://www.ashrae.org/technology/page/132.

When they are available, interpretations of the standard, issued by the sponsoring technical committee, also may be downloaded for free at the following address:
http://www.ashrae.org/technology/page/121

Errata lists are issued occasionally and may be downloaded for free at the following address:
http://www.ashrae.org/technology/page/120

Units: I-P