Zurn Wilkins Model 740 Carbonated Beverage Backflow Preventer with Vent Engineering Specifications: The Carbonated Beverage Backflow Preventer shall be certified to NSF/ANSI 372, rated for 150 PSI. The body and tailpiece shall be stainless steel, series 300, and the elastomers shall be Silicone and Buna Nitrile (FDA Approved). The Carbonated Beverage Backflow shall include an integral stainless steel screen. The Carbonated Beverage Backflow Preventer shall be a ZURN Wilkins Model 740.
Dual Check Valve with Vent designed for installation on carbonated beverage dispensing systems, as well as non-carbonated systems, to prevent Carbon dioxide (CO ) gas or carbonated water from coming in contact with copper potable water supply line.
The Model 740 can be installed in the horizontal or vertical position. Under certain conditions the Model 740 may discharge water from the vent port. Provisions must be made to ensure that discharge will not damage surrounding property or equipment. Copper tubing shall not be used downstream of the Model 740.
• ASSE® Listed 1022
• Certified to NSF/ANSI 372* by IAPMO R&T (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)
Main valve body Stainless steel, 300 series.
Tailpieces & fasteners Stainless steel, 300 series.
Elastomers Silicone and Buna Nitrile (FDA approved).
Spring & screen Stainless steel, 300 series.
Size = 3/8"
Maximum working water pressure 150 PSI.
Minimum working water pressure 10 PSI.
Maximum working water temperature 130°F.
Threaded connections SAE / J513 FNPT.
Zurn Wilkins Model 740 Carbonated Beverage Backflow Preventer with Vent Specification Submittal: Click Here.
Zurn Wilkins Model 740 Carbonated Beverage Backflow Preventer with Vent Installation and Maintenance Instructions: Click Here.
Zurn Wilkins Backflow Preventers for Carbonated Beverage Machines Video:
Zurn Wilkins Model 740 Carbonated Beverage Backflow Preventer with Vent Crosses:
- Watts SD-2
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.