This 3/8 IN dual check vacuum breaker backflow preventer is designed for vending machine water supply lines to prevent the reverse flow of contaminates, such as carbon dioxide gas and carbonated water, from entering the potable water supply. It consists of a stainless steel body construction, rubber parts, dual check valves, ball check valve, flare end connection, and an atmospheric vent. It is designed for continuous pressure applications and complies with FDA food additive regulations. The maximum working pressure is 150 PSI (10.3 BAR).

Backflow Preventer Dual Check Valve, Series/Model: Series 9BD, Nominal Size: 3/8 IN, Connection Type: Flare, Pressure Rating: 150 PSI, Temperature Rating: 33 - 140 DEG F, Stainless Steel Body Material, Industry Standards: NSF Standard Number 25, Meet The Requirement of New York City Health Code Section 81.47, 1-3/8 IN Width, Lead Free: Yes, Other Physical Dimension: 2-3/4 IN Length

• Compact design
• Stainless steel for corrosion-resistance
• Triple check
• Beverage machines

• Brochure/Catalog https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/037FCT9BDBP_broc.pdf
• Warranty Information https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Watts_0009108_Warranty_Information.pdf
• Instruction/Installation Manual https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Watts_0061894_Instruction_Installation_Manual.pdf
• Specification Sheet https://macombstage.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/Watts_0061894_Specification_Sheet.pdf