The Multi-Duct complete system is ideal if you want all the benefits of the Gro-Tank but a bigger system. If you’ve been growing in the Gro-Tank and are wishing to expand, switching to a Multi-Duct complete system also gives you the convenience and ease of operating one system – so you only have one nutrient tank to monitor! Kit contents: Tank, Multi-Duct channel, plastic stand, black top-plate, Maxijet submersible pump, spreader mat, pH down, pH test kit, supply tubing, irrigation fittings, cable ties, studs and tank cover. Key Features: Low maintenance Excellent delivery and even distribution of nutrient. Easy access to pump and nutrient. Large volume of nutrient solution to plant capacity. Absence of root disease, typical in soil grown plants. Unlimited supply of oxygen. Low level system to maximize headroom