Hoffman 60 3/4" NPT Adjustable Vacuum Breaker

Features

• For Medium and Low Pressure Steam Systems
• Adjustable from ¼" – 20" (8 – 508 mm) hg vacuum – factory set at 2" (51 mm) Hg vacuum
• ¾" NPT straight shank
• Prevents the build-u of vacuum in Steam Mains
• Maximum pressure: 50 psi