Standard 21, Edition 11
Red Line
September 30, 2015
UL 21

Standard for LP-Gas Hose

UL Red Line Edition 11 Published Date: September 30, 2015 Last Revision: November 08, 2022

Summary of Topics s0021_11_sum.html

Summary of Topics

Revision pages have been issued for the Standard for LP-Gas Hose, UL 21, to reflect the latest ANSI approval date and to incorporate the proposals dated July 24, 2015. These proposals include the following:

• Additional options to measure pressure.

• Hose length.

• Additional valve types.

• Update of fuel oil type.

Back to Standard 21, Edition 11

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