Sewer Valve SDG
Shortest Flat Float Valve Experience will Permit!
• Low Pressure Sealing (1 PSI min)
• Compact Design
• Improved Self Flushing Design
• Improved Air-Flow
• Surge Protection
• Enhanced Wear Resistance
• Protect Pipeline From Collapse Due To Vacuum
• Column Separation Protection
• Durable, Reliable and Proven Design
• Low Maintenance Construction - 316L SS
• Efficient, Effective and High Value - Best in Class!
• Patented Design Features
The Vent-Tech Model SDG sewer valve is essentially a shorter version of the zero pressure sealing Model SZG combination air/vacuum relief valve. In low pressure applications where clearance height is ample, specify the Model SZG valve, otherwise we recommend specifying the Model SDG.
Series C
Exhaust Large Air at Start-up
Release Accumulated Air Under Pressure
Admit Large Air under Vacuum
Surge Control
Series B
Exhaust Small Air at Start-up
Release Accumulated Air Under Pressure
Admit Large Air under Vacuum
Series V
Exhaust Large Air at Start-up
Release Accumulated Air Under Pressure
Admit Large Air under Vacuum
Surge Control
Series N
Admit Large Air under Vacuum
