COST SAVING ADVANTAGES:

• Reduced installation time. 
• No need for expensive special components.
• No welding and almost no bolts.
• Accomodates higher tolereances in pipe alignment.
• 2 valves in 1.
• Coupling/coupling or lug/coupling.
• Minimizes risk for wrong installation.
• Easy access for dismounting.
• Can be installed in any position.