ReefMat 500 Replacement Roll Calcium Test Filter socks are most commonly

Filter socks are most commonly used in sumps to help trap free floating particles in the water that flows through the sock

and the 4 x USB ports have a single LED indicator

Included Pump Modes

Improved Optic Design

1x Nero 3 Controller

ReefMat 500 Replacement Roll Calcium Test Filter socks are most commonlyReplacement fleece roll for the ReefMat 500 Fleece Roller Filter. Although specific lifespan will vary according to system paramenters such as volume, bio load, feeding schedule, and initial water quality; each 28m roll of filter fleece is expected to last 5 8 weeks on a moderately stocked 80 gallon reef system. Bare bottom tanks will typically exhaust rolls at a faster rate. Additionally, usage rate may be significantly higher for the first few weeks