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9WRGB-R 602401465787
leading to greater beneficial bacteria activity
For Fish: Biologically supports healthy immune systems and rapid fish growth
5" — 3000 pcs/bulk R440304 788379506544 Carbon 1
The 5" airstone pairs best with smaller systems
YSI Economy Oxygen Meter with Optional Probes Item:Metric Meter with Probe, 30' Cable 9WRGB-R 602401465787SPECIAL ORDER ONLY The D200 Economy Oxygen Meter from YSI Meters is designed for quick, accurate oxygen and temperature readings! This handheld, easy to use meter features a watertight IP67 housing, so there's no need to worry about the meter getting wet. Automatic temperature compensation Manual salinity compensation Low battery indicator with 500 hour battery life Screw on cap membranes with low stirring, fast response probe
