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Show
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Reef Ready
Show
Peninsula

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Reef Ready
Show
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Refugium Substrate
Reactors
Canister & Power Filters
Filter Bags & Socks
Filter Media & Pads
Fleece Rollers
Ozone Generators
Protein Skimmers

Feeders & Tools

Flake & Pellet Foods
Frozen Foods
Liquid & Powdered Foods
Live Foods
Seaweed

Coral Dips

Frag Plugs
Frag Racks & Containers
Fragging Tools
Glues & Cement
Reef Saws

Chillers

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Temperature Controllers & Monitors

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Collection: Controllers & Testing

Shop Aquarium Test Kits, Reagents, and Water Testing Devices in Columbus

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Live Stock
- Fish & Inverts
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Additives
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Control & Testing
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Food
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Supplements & Treatments

American Marine Pinpoint PH Fluid 4.0

American Marine Pinpoint PH Fluid 4.0

Regular price $1.49 USD

Regular price Sale price $1.49 USD
Unit price per
American Marine PH Calibration Fluid 10.0

American Marine PH Calibration Fluid 10.0

Regular price $1.39 USD

Regular price Sale price $1.39 USD
Unit price per
American Marine Pinpoint PH Fluid 7.0

American Marine Pinpoint PH Fluid 7.0

Regular price $1.39 USD

Regular price Sale price $1.39 USD
Unit price per
Neptune Systems Apex Variable Speed/Dimming Module

Neptune Systems Apex Variable Speed/Dimming Module

Regular price $134.99 USD

Regular price Sale price $134.99 USD
Unit price per
Apex 2 Channel AquaSurf/Apex to Stream Cable

Apex 2 Channel AquaSurf/Apex to Stream Cable

Regular price $31.99 USD

Regular price Sale price $31.99 USD
Unit price per
Neptune Apex Temperature Probe

Neptune Apex Temperature Probe

Regular price $52.99 USD

Regular price Sale price $52.99 USD
Unit price per
dissolved oxygen, temperature, and 6 digital inputs

dissolved oxygen, temperature, and 6 digital inputs

Regular price $134.99 USD

Regular price Sale price $134.99 USD
Unit price per
Neptune PM2 Salinity Module

Neptune PM2 Salinity Module

Regular price $124.99 USD

Regular price Sale price $124.99 USD
Unit price per
pH or orp, temperature, and 6 digital inputs

pH or orp, temperature, and 6 digital inputs

Regular price $124.99 USD

Regular price Sale price $124.99 USD
Unit price per
Apex 2 Channel Apex to Light Dimming Cable

Apex 2 Channel Apex to Light Dimming Cable

Regular price $26.99 USD

Regular price Sale price $26.99 USD
Unit price per
NEPTUNE CONDUCTIVITY CALIBRATION SOLUTION - 53.0 mS

NEPTUNE CONDUCTIVITY CALIBRATION SOLUTION - 53.0 mS

Regular price $6.49 USD

Regular price Sale price $6.49 USD
Unit price per
AquaIlluminations to VDM Adapter Cable

AquaIlluminations to VDM Adapter Cable

Regular price $17.95 USD

Regular price Sale price $17.95 USD
Unit price per
Apex 6' AquaBus Cable (M/M)

Apex 6' AquaBus Cable (M/M)

Regular price $26.99 USD

Regular price Sale price $26.99 USD
Unit price per
Apex 15' AquaBus Extension Cable (M/F)

Apex 15' AquaBus Extension Cable (M/F)

Regular price $42.99 USD

Regular price Sale price $42.99 USD
Unit price per
Apex 15' AquaBus Cable (M/M)

Apex 15' AquaBus Cable (M/M)

Regular price $42.99 USD

Regular price Sale price $42.99 USD
Unit price per
pH Tester

pH Tester

Regular price $34.50 USD

Regular price Sale price $34.50 USD
Unit price per
pH55 Waterproof pH Test

pH55 Waterproof pH Test

Regular price $77.90 USD

Regular price Sale price $77.90 USD
Unit price per
Milwaukee MW700 Lux Light Meter

Milwaukee MW700 Lux Light Meter

Regular price $158.70 USD

Regular price Sale price $158.70 USD
Unit price per
Milwaukee MA957 CO2 Regulator, Solenoid, Bubble Counter

Milwaukee MA957 CO2 Regulator, Solenoid, Bubble Counter

Regular price $156.75 USD

Regular price Sale price $156.75 USD
Unit price per
$Milwaukee Digitial Seawater Refractometer$

Milwaukee Digitial Seawater Refractometer

Milwaukee Digitial Seawater Refractometer

Regular price $155 USD

Regular price Sale price $155 USD
Unit price per
Milwaukee 7.1 Calibration Fluid

Milwaukee 7.1 Calibration Fluid

Regular price $1.59 USD

Regular price Sale price $1.59 USD
Unit price per
Milwaukee 4.1 Calibration Fluid

Milwaukee 4.1 Calibration Fluid

Regular price $1.59 USD

Regular price Sale price $1.59 USD
Unit price per
Glass Thermometer + Suction Cup

Glass Thermometer + Suction Cup

Regular price $1.98 USD

Regular price Sale price $1.98 USD
Unit price per
Hanna Waterproof Combo pH /EC/TDS/C tester

Hanna Waterproof Combo pH /EC/TDS/C tester

Regular price $224.99 USD

Regular price Sale price $224.99 USD
Unit price per

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