D & D H2Ocean Refractometer

D & D H2Ocean Refractometer Salt Salinity Tester for Marine Reef Fish Tank The D & D H2Ocean Refractometer is a top-quality salt salinity tester designed specifically for marine reef fish tanks. Made by D-D Aquarium Solution in the United Kingdom, this unit is perfect for measuring the salt levels in your aquarium water. With a focus on accuracy and reliability, this test kit will help ensure that your fish thrive in a healthy environment. £17.99 ONO Advertiser: stephen devey Telephone: 07976621089 Town: Princes Risborough County: Buckinghamshire