Summary of Topics b2239_2_20180817_sum.htmlSubject 2239
Bulletin Dated: August 17, 2018
SUMMARY OF TOPICS
The following changes in requirements to the Standard for Hardware for the Support of Conduit, Tubing, and Cable, UL 2239, are being proposed:
1. Addition of Requirements to Certify Conduit and Tubing Supports for Rooftops and Duct Banks
2. Clarification of Load Ratings for Hangers, Staples, and Straps