Hydrometer and Thermometer

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Instant Ocean Hydrometer
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Instant Ocean Hydrometer
$35.92
Hikari Accuprobe Hydrometer - Hydrometer
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Hikari Accuprobe Hydrometer - Hydrometer
$29.68
Fluval Sea Hydrometer - Hydrometer
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Fluval Sea Hydrometer - Hydrometer
$39.30
Instant Ocean Hydrometer
Instant Ocean Hydrometer ('51378025034)

Instant Ocean Hydrometer is accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment.

  • Accurate to 0-001
  • Durable, Permanent Needle Mount
  • Easy-Read, 2-Color Scale with Safe Zone
  • Extra-Wide Stabilizer Base
  • Easy Fill convenience -- NO WET HANDS!

Easy to read and simple to operate, the Instant Ocean Hydrometer delivers precise full-range salinity and specific gravity readings - accurate to 0.001 - and does it each time, every time.

IDEAL FOR USE IN WATER TEMPS OF 68 - 85 F

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$35.92
Hikari Accuprobe Hydrometer - Hydrometer
Hikari Accuprobe Hydrometer - Hydrometer ('42055960106)

Hikari Accuprobe Hydrometer provides certified calibration of a wide range specific gravity meter. This self-leveling, hanging device features an auto temperature correcting design and is easy to read.

  • Specific gravity meter
  • Easy to read
  • Self-leveling, hanging device

The Accuprobe Hydrometer gives specific gravity and salinity measurements and features an internal design that reduces bubble accumulation on the pointer, which improves accuracy.

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$29.68
Fluval Sea Hydrometer - Hydrometer
Fluval Sea Hydrometer - Hydrometer ('15561143561)

Fluval Sea Hydrometer provides accurate measurements of specific gravity and salinity in marine aquariums. This easy-to-read hydrometer has clear markings and is compact and easy to use and can be installed inside a tank permanently for continuous readings or used as a portable device.

  • Accurately measures specific gravity and salinity
  • Easy-to-read
  • Compact with clear markings
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$39.30
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