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ESBE VRG331 DN25 3 Way High Flow Mixing Valve, Rp 1in Internal Thread
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£79.00
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£65.83
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The ESBE VRG331 DN25 is a compact 3 way mixing and diverting valve designed for high flow heating and cooling systems. With a durable DZR brass body, Rp 1in internal threaded connections and a high Kvs rating, it provides reliable flow control for domestic, commercial and trade installations.
The valve is suitable for manual operation and can be paired with compatible ESBE actuators and controllers for automated temperature regulation. Its low internal leakage, compact construction and easy access design help support efficient installation, dependable performance and long service life.
Key Features
High Flow Performance
High Kvs values support effective mixing or diverting in systems with demanding flow requirements.
Durable DZR Brass Body
Manufactured from dezincification resistant brass for dependable use in heating and cooling applications.
Manual or Automated Control
Use the supplied control knob manually or combine the valve with a compatible ESBE actuator and controller.
Low Internal Leakage
Engineered to provide a low leakage rate of less than 0.05% of flow for controlled system operation.
Compact Installation
The compact design provides convenient access for assembly, adjustment and servicing.
ESBE System Compatibility
Designed to work with compatible ESBE ARA600 actuators and selected ESBE control solutions.
Technical Specifications
| Brand | ESBE |
| Product series | VRG330 |
| Model | VRG331 |
| Product code | 11700200 |
| Valve type | 3 way mixing and diverting valve |
| Nominal diameter | DN25 |
| Connection | Rp 1in internal thread |
| Kvs value, main flow path | 17 m³/h |
| Kvs value, bypass path | 10 m³/h |
| Pressure class | PN10 |
| Maximum working pressure | 1 MPa |
| Operating torque | Less than 3 Nm |
| Minimum media temperature | -10°C |
| Maximum continuous media temperature | 110°C |
| Maximum temporary media temperature | 130°C |
| Permitted water-glycol mixture | Up to 50% |
| Valve body material | Dezincification resistant brass, DZR |
| Seal material | EPDM |
| Weight | 0.70 kg |
| Dimensions | A: 41 mm, B: 82 mm, C: 34 mm, D: 52 mm |
| Compatibility | Compatible ESBE ARA600 actuators and selected ESBE controllers |
| Conformity | PED 2014/68/EU, Article 4.3 |
Suitable Applications
Heat Pump Systems
Suitable for heat pump installations where higher flow rates require effective mixing or diverting control.
Heating Installations
Helps regulate water flow in central heating, underfloor heating and hydronic distribution systems.
Cooling Systems
Designed for suitable water based cooling applications requiring reliable 3 way flow management.
Trade and Replacement Work
A practical choice for installers, heating engineers and maintenance professionals working with DN25 pipework.
Why Choose the ESBE VRG331?
The ESBE VRG331 combines high flow capability with compact installation dimensions and dependable control. It is an effective solution for homeowners upgrading a heating system and for trade professionals installing or servicing modern hydronic heating and cooling equipment.
Please confirm the pipework arrangement, flow direction and actuator requirements before installation. Installation should be carried out by a suitably qualified professional in accordance with applicable regulations and the manufacturer’s instructions.
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