The Maxquarium provides Reverse Osmosis / Deionization. Up to 500 litres of ultra-pure and clean water! Ideal for the use in aquaponics, or for the most delicate cuttings. Growmax Water Reverse Osmosis Systems are the best available for the growing and gardening industry today. These units include features like pressure gauges, flow restrictors and automatic shut-off valves to ensure your system will maintain optimum performance and reliable service for many years. It removes up to 100% of all salts, heavy metals, chlorine, herbicides and pesticides, volatile organic contaminants, nitrates/nitrites. Advantages – Eliminates up to 100% of all salts and heavy metals. Helps to stabilize the ph. – Protects beneficial micro-organisms in your soil. – Get 100% effectiveness from your nutrients and fertilizers – Great for organic growers – Great for aquaponics, and cuttings.