BRS 4 Stage Value Replacement Filter Kit SPS Works best in conjunction with

Works best in conjunction with PNS PROBIO

featuring water-resistant laminated OSB and adjustable leveling feet for a perfectly balanced and professional appearance

2x Locking Basket Screws

Z 1 Micron Depth Filter

Chaeto or Chaetomorpha algae is an essential filtration tool in refugiums

BRS 4 Stage Value Replacement Filter Kit SPS Works best in conjunction withFor almost all 4 Stage RODI systems we recommend the BRS 4 Stage Value replacement filter kit. This kit included high quality filter elements including the Purtrex 1 micron sediment filter and BRS Universal Carbon. We would be very wary of using cheap, low quality carbon blocks in a 4 Stage RODI system because they do not last as long and will start to let organics and chlorine though very quickly. The kit also includes Color Changing DI resin which