Adjustable Overflow Valves

Adjustable Overflow Valves

Adjustable Overflow Valves are precision-engineered Borosilicate Glass 3.3 valves designed to automatically maintain a constant liquid level in glass reactors, vessels, and process tanks.

These valves allow excess liquid to overflow at a preset height, preventing overfilling, spillage, and process instability. The adjustable design enables easy modification of the overflow level without dismantling the system, making them ideal for continuous and batch chemical processes.

Widely used in laboratories, pilot plants, and industrial glass process systems, Adjustable Overflow Valves provide safe, visible, and reliable liquid level control.

How Adjustable Overflow Valves Work – Step-by-Step

1. Liquid Filling – Liquid level rises inside the reactor or vessel
2. Set Overflow Height – Operator adjusts the overflow level as required
3. Automatic Discharge – Excess liquid flows out once the set level is reached
4. Level Stabilization – Vessel maintains a constant operating level
5. Visual Confirmation – Transparent glass allows real-time level monitoring

This ensures stable process conditions without manual intervention.

Key Features & Benefits

• Material: Borosilicate Glass 3.3 for chemical & thermal resistance
• Adjustable Height Design for precise liquid level control
• Automatic Overflow Operation without power or sensors
• Transparent Construction for visual monitoring
• Chemical & Corrosion Resistant
• Smooth Internal Finish to avoid liquid hold-up
• Low Maintenance & Long Service Life
• Ideal for Continuous & Batch Processes

Technical Specifications – Adjustable Overflow Valve

Parameter	Specification
Material	Borosilicate Glass 3.3
Operation	Adjustable overflow (gravity-based)
Diameter	15mm – 50mm
Pressure Range	Low pressure (typical glass system range)
Adjustment Type	Manual height adjustment
Chemical Resistance	Excellent
Visibility	Fully transparent
Application	Liquid level control & overflow protection

Applications

• Liquid level control in glass reactors & vessels
• Continuous distillation and extraction systems
• Chemical and pharmaceutical processing
• Pilot plant and laboratory setups
• Overflow protection in glass pipelines

Industries We Serve

• Chemical & Specialty Chemical Plants
• Pharmaceutical & API Manufacturing
• Laboratories & Research Institutes
• Glass Reactor & Process Equipment Manufacturers
• Agrochemical & Fine Chemical Units
• Process Engineering & EPC Companies

Why Choose Our Adjustable Overflow Valves?

• Manufactured from Borosilicate Glass 3.3
• Accurate & repeatable liquid level control
• Fully visible operation for safety & monitoring
• Custom sizes available for reactors & vessels
• Seamless integration with glass process systems
• Bulk availability & fast delivery
• Trusted by laboratories and industrial users

Customizable & Scalable

• Custom diameters & overflow heights
• Integration with reactors, condensers & pipelines
• Suitable for lab, pilot & industrial scale
• OEM & project-based manufacturing available