Technical Bulletin ANSI/NFRC Documents & NFRC 501 
This bulletin is notification of publication of the following documents:



ANSI approved documents are now published for immediate implementation. These updated documents do not include changes from the Spring 2020 & Mid Cycle 2020 Ballot sessions. 

The ANSI/NFRC 100, ANSI/NFRC 200, ANSI/500, and NFRC 501 include language for the LEAFF (Trendline) methodology that will be implemented at a later time. The NFRC 501-2020 is to be used in accordance with the ANSI/NFRC 500-2020 for the new Condensation Index product rating. 
 
The NFRC 500-2017, the document for Condensation Resistance product ratings and NFRC 501-2017, will continue to be used for NFRC certification until the Condensation Rating is sunset.
 
Members and non-members may access the documents via the Technical Documents page.
 
 
If you have any questions concerning the information in this NFRC Technical Bulletin, please contact Jen Padgett at 240-821-9515. 

NFRC envisions a future where every window, door, and skylight purchase decision is made using the NFRC label to evaluate energy performance.