Bell & Gossett 117413LF CB-3/4S Circuit Setter Balance Valve – 3/4″ Sweat, Lead-Free Brass

Condition: New

The Bell & Gossett 117413LF CB-3/4S Circuit Setter Balance Valve is a 3/4″ sweat connection hydronic balancing valve, designed for precision flow control in HVAC systems. Part of the renowned Circuit Setter Plus series, this valve is engineered for pre-set proportional balancing, ensuring optimal system flow while reducing pump energy consumption. Since its introduction in 1968, the Circuit Setter has become the industry standard for hydronic system balancing, helping to achieve maximum efficiency and performance.

Made from lead-free brass, the CB-3/4S is CSA certified and ANSI/NSF 372 compliant, making it suitable for use in potable water systems. It features a full-port ball valve design with a calibrated nameplate for accurate flow measurement and control. The valve includes two integrated pressure/temperature ports for easy monitoring and a memory stop for quick resetting after maintenance.

Features & Benefits:

• 3/4″ sweat connection for seamless installation in hydronic systems
• Lead-free brass construction compliant with AB1953, Vermont S152, and ANSI/NSF-61 Annex G
• Calibrated for accurate flow control and measurement
• Full-port ball valve design with minimal pressure drop
• Integrated pressure/temperature ports for simplified system diagnostics
• Memory stop feature for quick re-setting post-maintenance
• Pre-balance capability using B&G Circuit Setter Calculator, G10091 curve booklet, or System Sizer app
• Flow range: Optimized for hydronic HVAC applications
• CSA certified to meet low-lead requirements in California, Vermont, Maryland, and Louisiana

Applications:

• Hydronic heating and cooling systems
• Chilled water loops
• Potable water systems (lead-free compliant)
• Commercial and residential HVAC balancing
• Industrial process water flow control

Cross-Referenced Models:

• Bell & Gossett 117412LF CB-1/2S (1/2″ Sweat)
• Bell & Gossett 117414LF CB-1S (1″ Sweat)
• Armstrong CBV-075 3/4″ Circuit Balancing Valve
• Taco ACCU-FLO 3/4″ Balancing Valve

Comparable Products:

• Caleffi 132141A – 3/4″ Hydronic Balancing Valve
• Victaulic TA Series 786 – 3/4″ Balancing Valve
• Nexus Valve Flowsetter II – 3/4″ Circuit Balancing Valve
• Tour & Andersson STAD 3/4″ Balancing Valve

Related:

• Bell & Gossett circuit setter balancing valve
• 3/4″ sweat connection hydronic balance valve
• Lead-free brass hydronic system valve
• HVAC flow control and balancing valve
• Circuit setter with integrated pressure ports

Common Requests:

1. How to set flow on Bell & Gossett CB-3/4S Circuit Setter
2. Balancing hydronic systems with B&G Circuit Setter
3. CB-3/4S flow curve and pressure drop chart
4. Replacement parts for Bell & Gossett CB-3/4S
5. Lead-free hydronic balancing valves for potable water systems

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