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Special synthetic rubber diaphragm provides consistent airflow output which can be easily adjusted with the pressure dial
Ideal for use in cloudy aquariums or after routine maintenance
and is fortified with essential vitamins
plants or other decorations
The Aquascape 2-Way Flow Control Valve is used to regulate water flow from one outlet to two independent water lines
Fluval Bio-Stratum Volcanic Aquarium Soil - Powder Format - 8 kg (17.6 lb) Small Animal Accessories Special synthetic rubber diaphragm providesMade from 100% natural, mineral rich volcanic soil from Mount Aso in Japan and infused with beneficial nitrifying bacteria, Bio Stratum is specifically formulated to provide immediate biological activity and maintain ideal conditions for a thriving planted aquarium. Characterized by its non compacting 1 mm powder granules, Bio Stratum allows plants with even the finest and most delicate roots to easily spread throughout the porous substrate while