Description
The Bell & Gossett 117411LF Circuit Setter Plus is a precision-engineered calibrated balance valve designed for hydronic heating and cooling systems where accurate flow balancing is critical. Built to meet lead-free compliance standards, this valve is an ideal choice for potable water and closed-loop hydronic applications alike.
Product Overview
The Circuit Setter Plus (model RF-3/4S LF) delivers reliable, repeatable flow balancing in a compact, durable package. Its lead-free brass body and 304 stainless steel ball ensure long-term corrosion resistance and performance integrity across a wide range of system pressures and temperatures. The calibrated design allows technicians to set and verify flow rates with confidence, reducing commissioning time and improving overall system efficiency.
Key Features
- Lead-free brass body construction — compliant with lead-free regulations for safe installation
- 304 stainless steel ball for superior corrosion resistance and long service life
- 3/4″ sweat (solder) end connections for easy, secure installation
- 250°F (121°C) maximum operating temperature for high-temperature hydronic applications
- Calibrated design enables precise flow measurement and balancing without additional instrumentation
- Circuit Setter Plus design allows for flow isolation and memory stop functionality
- Ideal for use in hydronic heating, chilled water, and HVAC distribution systems
Specifications
- SKU: 117411LF
- Model: RF-3/4S LF
- Connection Size: 3/4″
- Connection Type: Sweat (Solder)
- Body Material: Lead-Free Brass
- Ball Material: 304 Stainless Steel
- Maximum Operating Temperature: 250°F (121°C)
- Lead-Free Compliant: Yes
Applications
- Hydronic heating and cooling distribution systems
- Chilled water and hot water coil circuits
- Fan coil unit balancing
- Boiler loop and zone circuit balancing
- Commercial and residential HVAC hydronic systems
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