ANSI Z21.87 Addenda a-2007
Standard for Automatic Gas Shutoff Devices for Hot Water Supply Systems (same as CSA 4.6)

Standard No.

ANSI Z21.87 Addenda a-2007

Release Date

2007

Published By

American National Standards Institute （ANSI)

Latest

ANSI Z21.87 Addenda a-2007

Scope

Details test and examination criteria for automatic gas shutoff valves and devices which operate when the temperature sensing element is at (210°F) (99°C) or less.

ANSI Z21.87 Addenda a-2007 history

• 2007 ANSI Z21.87 Addenda a-2007 Standard for Automatic Gas Shutoff Devices for Hot Water Supply Systems (same as CSA 4.6)