The Grech HJ-542 Multi-Purpose Submersible Pump is mainly used to circulate your nutrient rich water through your hydroponic or aquaponic system. This pump features a pre-filter with a filter sponge that filters your water as it is circulating and can also oxygenate your water with the included tube.
Grech pumps are made from high quality ABS plastic for durability as is suitable for use in fresh- and saltwater aquarium tanks.
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