Fluval Sea Hydrometer Kitten Foods Core made of natural fibres

Core made of natural fibres and starch

with wide adhesive fasteners on both sides

a pseudograin

do not use a splash-less bleach)

Fluval Sea Hydrometer Kitten Foods Core made of natural fibresFluval Sea Hydrometer Provides an accurate and convenient method of measuring specific gravity and salt level in marine aquariums. Compact and easy to use Can be permanently installed inside the tank for continuous readings. Slim, low profile design camouflages well inside the tank and will not diminish the aesthetics of the aquarium. Can be used as a portable device, allowing you to take samples simply by submerging it in the water. It features