SITE SEARCH:
video overview
ADS

IIr Associates, Inc.
Publisher of The Virginia Engineer

Print-Publishing Services
Web Site Design-Coding-Hosting
Business Consulting

Phone: (804) 779-3527
sales@iirassoc.com
iirassoc.com

NEWS
AHRI Announces Update Of Standard 420
February 17, 2017

The Air Conditioning, Heating, and Refrigeration Institute (AHRI) has announced that the 2016 editions of AHRI 420 (I-P) and 421 (SI), Performance Rating of Forced-circulation Free-delivery Unit Coolers for Refrigeration, are now available for free download on the AHRI website. AHRI 420 (I-P)-2016 is a reaffirmation of the 2008 edition of the standard. A metric version of this standard also has been created and published as AHRI Standard 421 (SI).


  ------   News Item Archive  -----  
 
 
The Virginia Engineer MobileOur Mobile site
m.vaeng.com
The Virginia Engineer on facebook
The Virginia Engineer RSS Feed