ESBE Three-Way Threaded Mixing Valve

Product detailed description

- type VRG131, internal thread - for circulation of both domestic hot water and drinking water

P0312 -  DN 25, KVS 10 

P0333 -  DN 32, KVS 16

P0349 -  DN 40, KVS 25 

Technical data: 

• max. operating pressure 10bar 
• medium temperature: from -10 to 130 °C 
• material: brass, EPDM 

Frequently Asked Questions

• How do I check that the „ESBE Three-Way Threaded Mixing Valve“ fits my exact equipment? The most reliable way is to compare the exact type/catalogue designation on your equipment’s (boiler, tank, water heater) rating plate with the compatibility listed directly in this product’s name (brand ESBE) and in its technical parameters above. If in doubt, send us the exact type designation of your equipment (including the serial number, if available) - we’ll gladly verify compatibility for you.
• Why is it important to use an original/compatible part rather than a universal replacement? Parts such as seals, sensors, or safety components (safety valves, thermal fuses) are usually sized precisely to the parameters of the specific device (pressure, temperature, sensor electrical resistance) - the wrong part can cause reduced function, leaks, or, in the case of safety components, a genuine safety risk.
• Does this part need to be installed by a professional? For simpler, mechanical parts (e.g. seals, covers, small accessories not connected to electricity, gas, or the pressurized section), a handy DIYer can usually manage the replacement after disconnecting the device from power and the relevant supply lines. For any work on the gas, electrical, or pressurized part of the device (e.g. sensors located directly in the combustion chamber, safety valves, electrical modules), however, we always recommend a service technician - especially since such work could otherwise affect the validity of the warranty on the whole device.
• How do I know this part is worn and needs replacing? Common signs include visible wear/cracking (for seals and rubber parts), a water or flue gas leak at the part, an error message on the controller display (for sensors and electronic modules), or a clearly reduced function of the device (e.g. irregular combustion for burner parts). If in doubt, the safest option is to have a service technician assess the condition during the regular annual inspection.
• Is it worth keeping this part at home as a spare? For parts that are subject to normal wear (seals, fuses, small mechanical components) and whose failure would mean a shutdown of heating or water heating, keeping a spare on hand is a sensible precaution - especially for older equipment, for which it may be harder to source the part quickly.