Product Overview
The GROTH 1300A-02-115-T00 is a precision-engineered pressure/vacuum relief valve from the GROTH 1300A series, designed to protect low-pressure storage tanks, process vessels, and piping systems from overpressure and vacuum conditions. Operating on a direct spring-loaded poppet principle, this valve provides reliable, self-actuating relief without the need for external power or control instrumentation. The 1300A series is widely recognized for its bubble-tight sealing, high flow capacity, and rugged construction, making it a trusted choice for demanding industrial process and pneumatic applications. The “115” designation indicates a set pressure of approximately 1.15 bar (or equivalent engineering unit per GROTH nomenclature), while the “T00” suffix denotes the standard configuration with specific trim and seal materials suited for general process service.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Pressure/Vacuum Relief Valve (Process & Pneumatic) |
| Model Designation | GROTH 1300A-02-115-T00 |
| Operating Pressure | Set pressure approx. 1.15 bar (pressure relief); vacuum relief set point per standard GROTH calibration |
| Mounting & Connection | Flanged or threaded connection (2″ size code); standard ISO / DIN / ANSI interface options |
| Body Material | Carbon steel or stainless steel (per T00 trim designation) |
| Sealing Principle | Spring-loaded poppet with precision-machined seat for bubble-tight shutoff |
| Temperature Range | Standard industrial range (consult factory for extended temperatures) |
Engineering Features & Advantages
- Precision Performance: Direct spring-loaded poppet design ensures accurate and repeatable opening at the set pressure, with rapid reseating to minimize product loss and prevent atmospheric contamination.
- Dual Functionality: Combines both pressure relief and vacuum relief in a single compact valve body, reducing installation costs and space requirements on tank and vessel nozzles.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with corrosion-resistant trim and robust housing materials that withstand aggressive process media and outdoor environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original GROTH 1300A series valves, ensuring drop-in replacement without modification to existing piping or tank connections.
- Bubble-Tight Sealing: Precision-lapped seat and poppet surfaces provide superior sealing performance, minimizing fugitive emissions and product evaporation losses.
Typical Industrial Applications
The GROTH 1300A-02-115-T00 pressure/vacuum relief valve is ideally suited for low-pressure storage tanks, process vessels, and pneumatic conveying systems across a wide range of industries. Typical applications include chemical and petrochemical storage terminals, pharmaceutical and food processing vessels, wastewater treatment digesters, and bulk powder handling systems. It is also commonly deployed on marine and offshore tank venting systems, biodiesel and ethanol storage facilities, and industrial pneumatic transport lines where reliable overpressure and vacuum protection is critical
PRODUCT IMAGES

GROTH 1300A-02-115-T00 Pressure/Vacuum Relief Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
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- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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