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Coralife Deep Six Hydrometer Wide Range Specific Gravity Meter

Coralife Deep Six Hydrometer Wide Range Specific Gravity Meter

Are you the type of aquarist who relies on the chemical make-up of the water when maintaining the tank? While this method is proven to be more effective than just installing several filtration devices, you might find it difficult ...

Instant Ocean SeaTest Hydrometer

Instant Ocean SeaTest Hydrometer

Test and monitor the salinity and water quality of your aquarium water efficiently and effectively with the Instant Ocean SeaTest Hydrometer from Pet Store . This measuring tool is a must-have for aquarists, whether beginners o...

Fluval Living Sea Floating Hydrometer with Thermometer, C & F

Fluval Living Sea Floating Hydrometer with Thermometer, C & F

Are you worried that the salinity level in your saltwater aquarium is not kept at a constant level? A fluctuating salinity level is bad news to the organisms living in your tank. Water evaporation which occurs in your aquarium eve...

From $7.20
Fluval Sea Hydrometer

Fluval Sea Hydrometer

Fluval Sea Hydrometer provides an accurate and convenient method of measuring specific gravity and salt level in marine aquariums. Regular testing is strongly recommended as stable salinity levels are essential for the health of m...

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