Sera Marine Hydrometer Precision Glass Saltwater Hydrometer

Sera Marine Hydrometer Precision Glass Saltwater HydrometerSera Marin Hydrometer. For the easy monitoring of marine water density. The salinity (salt contents) can be determined by measuring the density with the precision German engineered glass hydrometer from Sera. The salinity in a marine aquarium must be kept constant and should be checked regularly. The water to be tested is filled into a tall water glass, and the scale of the immersed hydrometer shows the salinity level based in the immersion depth.

REEF CARBON 16 oz

"ultra-activated" material with the capacity to outperform conventional phosphate-adsorption media by over 500%

Due to the rate at which filters collect particulate material

Betta Fish Water Conditioner

The formula blends in a variety of plant-based foods like Spirulina and Wakame seaweed for added essential trace elements and color enhancers

AlgaeMAX have a variety mix of high-grade algae and seaweeds and alfalfa as the main ingredients

to drip 6 - 7 drops per fish directly onto the food a few minutes before feeding once a week

Features: 300 Watts

sera Catappa Leaves M

Size: 50mL

Size: 250mL

Clear plastic instead of cloudy