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Why Join ASHRAE

ASHRAE Membership

ASHRAE membership is open to any person associated with heating, ventilation, air conditioning or refrigeration. ASHRAE is unique because its membership is drawn from a wide range of disciplines relating to the HVAC&R field. Over 56,000 individuals from more than 100 nations belong to the Society.

Discounts on Publications

ASHRAE members earn 15% off publications. Hundreds of titles are available including the complete collection of ASHRAE Standards including 90.1, 62.1 and 189.1.
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Develop Leadership Skills

When you join ASHRAE, you are making an investment in yourself. When you become active in the Society by giving your time and sharing your knowledge, you get even more out of that investment.

Network with Industry Professionals

Each month, all over the world, ASHRAE chapters convene for an informational program featuring a speaker or topic that is key to professionals in the industry. Meet with your peers and share ideas.
 
 
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Standards, Research & Technology
 

Interpretations for Standard 52.2-2012

NOTE: All documents linked from this page are in pdf_icon.png PDF-format.

Interpretation 52.2-2012-1 – September 22, 2014 (Refers to the requirements presented in ANSI/ASHRAE Standard 52.2-2012, Section 4.3, regarding the test aerosol used to measure fractional efficiency.)

Interpretation 52.2-2012-2 – October 27, 2014 (Refers to the requirements presented in ANSI/ASHRAE Standard 52.2-2012, Section 6.2, regarding loading dust for testing filtration devices.)

Interpretation IC 52.2-2012-3 – March 2, 2015 (Refers to the requirements presented in ANSI/ASHRAE Standard 52.2-2012, Section 12.3 and Table 12-1, regarding MERV determination using the 2015 Supplement to ANSI/ASHRAE Standard 52.2-2012.)

Interpretation IC 52.2-2012-4 – January 28, 2017 (Refers to the requirements presented in ANSI/ASHRAE Standard 52.2-2012, Section 12.2, regarding the minimum final resistance for an air cleaner using the 2015 Supplement to ANSI/ASHRAE Standard 52.2-2012.)