Hydrometer & Thermometer

Sort By:  
Fluval Sea Hydrometer
View Write Review
Fluval Sea Hydrometer for Aquariums
$21.74
Instant Ocean Hydrometer
View Write Review
Instant Ocean Hydrometer Tests Aquarium Salt Level and Specific Gravity
$19.53
Fluval Sea Hydrometer
Fluval Sea Hydrometer for Aquariums (XA14356)

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
View Write Review
Fluval Sea Hydrometer for Aquariums
$21.74
Instant Ocean Hydrometer
Instant Ocean Hydrometer Tests Aquarium Salt Level and Specific Gravity (AS02503)

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

View Write Review
Instant Ocean Hydrometer Tests Aquarium Salt Level and Specific Gravity
$19.53
Per Page      1 - 2 of 2
  • 1

Categories