Breather Pressure Vacuum Relief Valve
Featured Product from Shanghai Thinktank Process Management Co., Ltd

The TT7120/8120 series exhalation pipeline breather valve serves as a critical component in discharge outlet piping, ensuring efficient pressure and vacuum relief for various applications. This valve is particularly suited for discharging, recycling, and processing toxic or hazardous media, making it ideal for environmental safety and compliance.
Key Features:
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Design Options:
- Gravity-plus Type Breathing Valve: Models 7120 and 8120.
- Negative Pressure Spring Type Breathing Valve: Models 7122 and 8122.
- Positive/Negative Pressure Spring-Loaded Breathing Valve: Models 7123 and 8123.
- Positive Pressure Spring-Loaded Breathing Valve: Models 7125 and 8125.
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Size Range: Available in sizes from 2″ to 12″ (DN50 to DN300), accommodating various piping systems.
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Port Configuration:
- API7120 Series: Discharge port matches the inlet port for user convenience.
- API8120 Series: Larger discharge port enhances exhaust capacity.
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Breathing Method: Facilitates pipeline discharge and inhalation of ambient air, optimizing system performance.
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Maintenance-Friendly Design:
- Easily removable rain cap for straightforward inspection and maintenance.
- Protective netting to prevent debris ingress into the breathing port.
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Customizable Features: Options for additional functions, including explosion-proof flame arrestor, inlet bend, jacket, blowing hole, lining, and dehumidification, can be tailored based on user requirements (confirm before ordering).