ASHRAE standards are typically updated on a five-year cycle. While the 70-2006 version is technically superseded, you may still find it referenced in older project specifications.
: Clarifies data calculation methods to ensure they apply correctly to the wider variety of air devices currently on the market. What is Standard 70? ashrae standard 702006 pdf updated
: Now includes a broader range of air-device types and sizes, specifically adding displacement ventilation and underfloor outlets. ASHRAE standards are typically updated on a five-year cycle
: Measuring the noise levels produced by air devices. ashrae standard 702006 pdf updated