MD100 MULTIDUCT BASIC KIT WHITE TOP PLATEN. F. T. Multiduct systems are a much more economical and labour saving system for the larger commercial grower. Low level supplied as a kit (excl. growing medium) The " Gro Tank" range of N. F. NFT stands for Nutrient Film Technique. A thin film of nutrient solution flows through the roots of the plants providing them with all the elements they need. The only medium used is the medium that the plants are started in, it is a bare rooted technique. In