Industry File Review@UL.com
You are viewing the file review Information and Schedule for standard ULANSI Z21.91-2001, ANSI Z21.91a-2002 and ANSI Z21.91b-2004
Standard Information:

Standard No.: ANSI Z21.91-2001, ANSI Z21.91a-2002 and ANSI Z21.91b-2004
Standard Title.: Ventless Firebox Enclosures for Gas-Fired Decorative Type Unvented Room Heaters
Standard Edition Number:
Date of Standard:
Date of Revisions:
Action/Announcement Required Letter Date: 2005-10-26
Effective Date: 2006-11-01
Requirements: New and Revised

Product Information:

Product Categories: VENTLESS FIREBOX ENCLOSURES FOR GAS-FIRED UNVENTED DECORATIVE ROOM HEATERS
SPECIALTY HEATING APPLIANCES
Service: Listing
Summary of Requirements: click here to view the summary of requirements for this file review

File Review Schedule:

Important Letter Date: 2005-10-26
List of Product Information Due Date: 2006-02-01
Engineering Cutoff Date: 2006-08-01
Effective Date: 2006-11-01
List of Product Information: click here to open/download the List of Product Information form
Important Letter [English]: click here to view the important letter