Ashrae Standard 702006 Pdf Updated Jun 2026

It does not specify the actual performance ratings or acceptable comfort criteria for a specific building project. Instead, it defines how to measure the equipment's physical output.

: ASHRAE reviews standards every five years. Reaffirmation confirms that the engineering metrics established in 2006 remain valid, accurate, and relevant for modern HVAC design.

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is the most current and active edition of the standard. The 2006 version underwent several "Reaffirmations" (RA)—meaning it was reviewed and found still valid without changes—in 2011 and 2021 before the 2023 revision was finalized. Latest Active Version: ASHRAE 70-2023 Previous Version: ANSI/ASHRAE 70-2006 (RA 2021). Accuris Standards Store Key Improvements in the 2023 Update The 2023 edition available at the ASHRAE Bookstore

Purchase the latest Standard 70-2006 (RA 2021) in PDF or print format. ashrae standard 702006 pdf updated

Throw defines the distance an air stream travels before its velocity drops to a specified terminal velocity (typically 150 fpm, 100 fpm, or 50 fpm). The updated version refines how local thermal discomfort boundaries are verified, particularly at ankle height for low-level displacement devices. How to Access the Verified PDF Securely

Its primary function is to ensure that performance data provided by manufacturers—such as throw, pressure drop, and sound generation—are measured using the same methods, allowing for accurate comparison. Purpose of the Standard It does not specify the actual performance ratings

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Higher than expected pressure drops can lead to higher fan energy usage. Conclusion