ANSI/UL 1738a-2011
Standard for Safety for Venting Systems for Gas-Burning Appliances, Categories II,III, and IV

Standard No.

ANSI/UL 1738a-2011

Release Date

2011

Published By

American National Standards Institute （ANSI)

Scope

This re-circulation proposal replaces the UL 1738 proposal dated 10-29-10. This proposal will cover PVC and CPVC solvent-weld joints.