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A must-have additive for the serious grower
This version contains everything you need to use it with an IWS Pro system
most porous grade
The upgraded Micro-Jet 450 Oxy Water Pump has a very nice little feature that lets you use a length of air-line tubing to draw air from above the waterline
Charles Austen ET 120 Air Pump Pump:Charles Austen ET120 Air Pump - 120 Litres/Min Please note this item isCharles Austen ET Air Pumps Charles Austen Air Pumps run extremely quietly, despite their raw air moving power and can be connected to many airstones via a manifold. All Charles Austen Air Pumps are high quality piece of engineering for those who demand the very best air movement. How the Charles Austen Air Pumps Work The Charles Austen Air Pump range are pieces of precision engineered equipment, ideal for oxygenating nutrient reservoirs. Air pumps