ROWA Sirius: direct-flow reverse osmosis unit


Purest water in quality of spring water, whenever you want - as much as you like. Can only be accomplished by DirectFlow. Technology from ROWA - "made in Germany".

Reverse osmosis membrane filters, removes dissolved salts, lime and metal ions as well as suspensa and organic impurities from your tap water. Purest water for drinking, cooking and more.

Innovative membrane technology from ROWA combines high flow capacity with an excellent rejection rate. With the ROWA Sirius no tank is necessary anymore.

The high capacity of ROWA Sirius is also ideal for gastronomy, aquarium use, hobby and light commercial applications.

Overview of benefits:


  • A compact reverse osmosis unit.
  • Direct Flow (continuous water flow) = No tank: optimum hygiene and space saving.
  • Extreme high purity: up to 98% removal of harmful substances.
  • Filter performance of 1 to 1,5 l/min. – ideal for a high demand.
  • Especially efficient (approx. 1:1 permeat/concentrate ratio) by recirculation of the concentrate.
  • Made in Germany: high quality and service.
  • Absolute Hygiene: Uses special membranes and award winning sterile post filter (POU-Award 2005)
  • Available in 2 models: basic - automatic, according to your personal needs





ROWA Sirius B - basic

with hydraulic control

ROWA Sirius A - automatic

with automatic control and a lot of extras