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Controllers & Monitors
We carry a wide range of aquarium controllers & monitors from American Marine, BioTek Marine, Hanna Instruments, Apogee Instruments, Neptune Systems, Tunze, Hydros & more. If you need help selecting the right product for your budget and needs then please call or email us.
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Neptune Systems Oxyguard Membrane Kit (5 membr... Oxyguard Membrane Kit (5 membrane + soln)
$99.99Ships Next Business Day -
Hanna HI700 Checker Ammonia Low Range Fres... Checker Ammonia Low Range Fresh Water
$74.99Usually Ships In 2 - 3 Business Days -
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Hanna Instruments 35 ppt Salinity Calibration So... 35 ppt Salinity Calibration Solution Packs
Starting at: $10.00See Individual Item -
Hanna Instruments HI98319 Marine Salinity Tester
$99.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Hanna Instruments Checker Plus pH Tester HI98100
$64.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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GHL Replacement Complete Dosing Pump for Dosin... Complete Dosing Pump for Dosing Unit
$93.90Factory Direct -
GHL Replacement Dosing Pump Complete Head Outd... Dosing Pump Complete Head Outdoor
$96.90Factory Direct
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