Free shipping applies to all domestic orders. Orders are processed and shipped during regular business hours (Monday through Friday 8:00 am to 5:00 pm EST, excluding holidays).
Save an extra 20% off your entire order with coupon code: MARCH20
*May exclude certain brands.
**May not be combined with any other offer.
Code expires Saturday, March 15th 2014
Instant Ocean Hydrometer is accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment.
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