The sera Proportional Dosing System (PDS) is used for the dosing of liquid additives (eg protection against corrosion, disinfectants) in water pipes.

It is a flow-dependent water treatment with a high degree of dosing accuracy of additives, dependent on the output pulses of the contact water meter.

The compact unit is supplied ready for connection, for different applications, trouble-free mounting and operation.


The sera Proportional Dosing System (PDS) is used for the dosing of liquid additives (eg protection against corrosion, disinfectants) in water pipes.

It is a flow-dependent water treatment with a high degree of dosing accuracy of additives, dependent on the output pulses of the contact water meter.

The compact unit is supplied ready for connection, for different applications, trouble-free mounting and operation.


Chemical dosing systems - products from other companies

Chemical dosing systems - all companies