Description
Bell & Gossett 113076 – Model 107A High Capacity Automatic Air Vent
Overview
The Bell & Gossett Model 107A (Part No. 113076) is a high-capacity automatic air vent engineered for removing free air from hydronic systems. Designed to operate at pressures up to 150 PSI and temperatures up to 250°F, this unit ensures efficient system performance and reduces the risk of air-related circulation problems.
Built with a rugged cast iron body and bonnet, and equipped with non-ferrous internal components (brass, stainless steel, and EPDM), the 107A is ideal for demanding hydronic heating and cooling applications.
Key Features
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High-capacity air venting for large or high-pressure hydronic systems
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Removes free air automatically to maintain optimal circulation
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Durable cast iron construction with corrosion-resistant internals
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Rated for 250°F and 150 PSI – ideal for commercial-grade applications
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Straight body pattern with 3/4" FNPT inlet and 3/8" FNPT outlet
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Maintenance-free design enhances system longevity and efficiency
Great for boiler systems, radiant loops, and closed-loop water systems where trapped air can compromise performance.
Specifications
| Attribute | Details |
|---|---|
| Model Number | 107A |
| Part Number | 113076 |
| Product Type | Automatic Air Vent |
| System Type | Hydronic (Water) |
| Body Pattern | Straight |
| Inlet Size | 3/4" FNPT |
| Outlet Size | 3/8" FNPT |
| Connection Type | Threaded (Female) |
| Material - Body | Cast Iron |
| Internal Materials | Stainless Steel, Brass, EPDM |
| Max Temperature | 250°F |
| Max Pressure | 150 PSI |
| Height | 9-5/8" |
| Width | 4-1/2" |
