Anti-Siphon Valve

Features:

• Hydrostatic pressure adjusting mechanism with durable weather cap. 
• Built in thermal expansion pressure relief valve. 
• 3/4″ and 1″ models are ideal for fuel oil and generator applications. 
• Can be installed in horizontal or vertical position. 
• Can be used in pressure systems. 
• NFPA 30. 
• API/RP 2000.