This replacement pre-/post-filter set is intended for use with the North Star NSRO42C4 reverse osmosis system.

The North Star NSRO42C4 Pre-/Post-Filter is a fully encapsulated combination sediment/carbon filter intended to reduce dirt, dust, rust, and chlorine taste and odour.

Replace your pre- and post-filters every 6 months to ensure efficient operation of your NSRO42C4 reverse osmosis system.

Details

• Fully encapsulated for sanitary and efficient filter changes
  
• Easy-change filters eliminate the need for complicated system service or call-out charges — twist-out, twist-in, done!

Additional

To replace, simply twist the old filter out clockwise, and the new one in counter-clockwise. Press and hold the button on the electronics board until the green light flashes to reset the filter timer.