Hydrometer, Red Sea

Product #SL-RS12010


Availability: Temporary not available

Description: Red Sea Hydrometer enables the hydrometer to be installed permanently inside the aquarium or sump giving a continuous real-time reading of S.G.
Brand: Red Sea


Product Information




Red Sea Hydrometer

The unique, patented design of Red Sea's hydrometer enables the hydrometer to be installed permanently inside the aquarium or sump giving a continuous real-time reading of S.G. in addition to being used as a regular hydrometer for periodic S.G. measurements. The Hydrometer includes a digital thermometer to ensure that the water being tested is at the correct temperature.

Continuous or periodic reading of specific gravity for saltwater aquariums

Accurate measurement of specific gravity

User friendly patented design

The most basic water quality parameter in a saltwater aquarium is the Salinity.

About Red Sea

Red Sea is widely recognized as a leading innovator and manufacturer of quality products for aquarium hobbyists. With a dedicated team of chemists, biologists and other professionals, Red Sea constantly strives to provide hobbyists of all levels with highly effective solution-driven products designed to make your fish-keeping experience as enjoyable and successful as possible.

The embodiment of Red Sea's dedication to making it easy is the range of unique RED SEA MAX aquariums. The only choice for true plug & play coral reef aquariums.

The Red Sea Max is complemented by Red Sea's Coral Pro salt which has become the salt of choice for those seeking the very highest quality water quality for their coral reef aquariums. Coral Pro is made using a unique natural process which delivers unrivalled homogeneity and is perfect for delicate corals.

A comprehensive range of substrates, reef test labs & supplements and a full program of protein skimmers including the new C-Skim 1200 completes Red Sea's marine portfolio and reinforces their reputation as leaders in their field.

For those seeking the very best in planted freshwater aquariums, Red Sea also offers a complete program suitable for every size of aquarium.

Whatever your aquatic needs, Red Sea delivers high quality innovative, solution based products


  • Weight: 0.25 lb
  • Height: 9 in
  • Width: 6 in
  • Depth: 2 in
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SL-RS12010

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List Price: $17.84
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