Description
Bell & Gossett 110198LF Dual Pressure Reducing Valve – F-3TU, 1/2", Lead-Free with Fast Fill Feature
Model: 110198LF – F-3TU Dual Unit
Connection Size: 1/2" NPT / Sweat
Pressure Settings: 12 psig Fill, 30 psig Relief
Special Feature: Fast Fill Option
Overview:
The Bell & Gossett 110198LF F-3TU Dual Pressure Reducing Valve is engineered for closed-loop hydronic heating systems, providing both automatic fill and pressure relief in a single lead-free brass body. This model includes a fast fill feature, allowing for quick system charging during initial setup or maintenance.
Designed with corrosion-resistant internals, a cleanable inlet strainer, and an integrated low inlet pressure check valve, the F-3TU offers durability, protection, and efficiency for a wide range of residential and commercial heating applications.
Key Features:
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Dual Function Valve: Combines pressure-reducing (fill) and relief valve in one compact unit.
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Fast Fill Capability: Quickly charges system during startup, cutting downtime.
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Versatile Connections: 1/2" NPT for boiler side, 1/2" union NPT/Sweat for fill side.
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Durable Brass Construction: Built for longevity and corrosion resistance.
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Lead-Free Certified: Meets all current standards for low-lead compliance.
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Reliable Performance: Includes diaphragm-operated valves and corrosion-resistant components.
Specifications:
| Attribute | Details |
|---|---|
| Valve Type | Dual Unit – Fill + Relief |
| Model | F-3TU (Fast Fill Feature) |
| Size | 1/2" |
| Connection Type | Threaded (Boiler), Sweat or NPT (Fill) |
| Material | Brass |
| Lead-Free Compliant | Yes |
| Pressure Set Point (Fill) | 12 psig |
| Relief Pressure | 30 psig |
| Max Operating Pressure | 25 psig |
| Min Operating Pressure | 10 psig |
| Max Temperature | 225°F (107°C) |
| Application | Hydronic Heating Systems |
Applications:
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Boiler fill and pressure control
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Residential and light commercial heating systems
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Fast system fill for maintenance and startup
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Overpressure protection in closed-loop systems
