Keterangan :

• Meets AWWA C512 requirements
• NSF/ ANSI 61 certified
• Manufactured under a certified ISO 9001 quality system
• Available in sizes 1/ 2" - 20"
• Provides full vacuum protection for the pipeline
• Provides controlled venting to supress surges in pipeline
• Minimizes water blow-by during Air Valve closure
• Allows the use of smaller valve size by utilizing a maximum sizing differential pressure of 5 psig
• Releases entrained air while pipeline is operating to maintain pumping efficiency
• Automated Sizing Program

• Restrictor disc provides regulated exhaust to limit secondary surges during column separation
• Ability to adjust air exhaust for greater surge suppression
• Provides full vacuum flow port for maximum pipeline protection