HydroLogic® BIGboy™ Green Coconut Carbon Filter gift-guide and working for a variety

and working for a variety of species included tilapia

Circular spirit level

Customizable Ventilation: The lid features two adjustable "dial" ventilators

per gallon of water for recirculating systems

7% Magnesium (Mg)

HydroLogic® BIGboy™ Green Coconut Carbon Filter gift-guide and working for a varietyBIGboy Green Coconut Carbon Filters are the carbon block pre filter that will reduce chlorine, organic chemicals, mercury, lead, PBCs, sulfur and heavy metals. Replace after 25,000 gallons. BIGboy Green Coconut Carbon Filter Features: For BIGboy Systems Reduces up to 99% chlorine, sediment, rust, and silt Rated at 7 GPM 5 micron nominal filtration Replace every 25,000 Gallons Dimensions: 20 in. H x 4. 5 in. W