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Monitors

Aquarium Monitors from BioTek Marine, American Marine, Lifegard, IVS Portal, Milwaukee and more. For monitor parts and accessories CLICK HERE.
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Seneye ITC Reefculture PARwise PRO Light ... Reefculture PARwise PRO Light Meter
$379.99Ships Next Business Day -
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Focustronic Alkatronic Pro Alkalinity Controller
Special Price $719.99 Regular Price $899.99Ships Next Business Day -
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Reef Factory Salinity Guardian Salinity Mon... Salinity Guardian Salinity Monitor
$314.99Ships Next Business Day -
Aquatop NO-VOLT Titanium Aquarium Grounding Pr... Titanium Aquarium Grounding Probe Black
$13.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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GHL Industrial Line Basic housing and Blankin... Line Basic housing and Blanking Panel
Starting at: $19.90See Individual Item -
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Red Sea Reef 3-in-1 ATO+ Upgrade Kit (... Reef 3-in-1 ATO+ Upgrade Kit (for existing REEFER aquarium owners)
$185.00Order by 3:30pm EST for Same Day Shipping (M-F) -
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JW Pet Fusion Smart Temp Aquarium The... Fusion Smart Temp Aquarium Thermometer White
$3.99Order by 3:30pm EST for Same Day Shipping (M-F) -
Aquatop Submersible Digital Aquarium Thermometer -... Digital Aquarium Thermometer - White
$19.99Order by 3:30pm EST for Same Day Shipping (M-F) -
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Seneye ITC Reefculture - PARwise
Special Price $279.99 Regular Price $299.99Ships Next Business Day -
Hanna Instruments Checker Plus pH Tester HI98100
$59.99Order by 3:30pm EST for Same Day Shipping (M-F) -
HANNA HI981520 Marine Monitor PH, Marine Sali... Marine Monitor PH, Marine Salinity, Temperature
$299.00Special Order -
Apogee MQ-210X (Loaner) Underwater Quantum Me... (Loaner) Underwater Quantum Meter & Sensor Wand
$65.99Ships Next Business DayOut of stock