ASSE 1012-2009
Performance Requirements for Backflow Preventers with an Intermediate Atmospheric Vent ANSI Approved: September 2009

Standard No.

ASSE 1012-2009

Release Date

2009

Published By

American Industrial Hygiene Association （AIHA)

Status

Withdraw

Replace By

ASSE 1012-2021

Latest

ASSE 1012-2021

ASSE 1012-2009 history

• 1970 ASSE 1012-2021
• 2009 ASSE 1012-2009 Performance Requirements for Backflow Preventers with an Intermediate Atmospheric Vent ANSI Approved: September 2009
• 2002 ASSE 1012-2002 Performance Requirements for Backflow Preventer with Intermediate Atmospheric Vent