Description: extremely simple to assemble and use this hydroponic indoor or outdoor grow system is designed for fast maximum-convenience vegetable gardening. Perfect for beginners no experience needed. The system produces high-quality vegetables herbs melons and berries--45-day yields --that are more nutritious and better-tasting than soil-gardened produce because oxygenated water and nutrients are delivered directly to the roots. This hybrid model can be ebb and flow type when using a time controller or a recirculating deep water culture type without using time controller. Specifications: type 8 pipes 1 layer 72 sites pipe diameter 6.3 Cm 2.5Inch size of the net pot 1.2 Dia x 1.7 Height material food grade pvc-u features: perfect connection of holder and pipe. Advanced inner blocking design. Inner stopper all uses food grade material for the water balance on every layer. S style flow. Attention: you may need to prepare one reservoir tank. Non-transparent tank and with cover is better. The capicity is best 15-20l. You need to bring your own power strip. Because of the big volume after the insallation for the convenient transport we didn t install it. You need to install by yourself. This will expend a little effort. It takes up approx. 0.4 Square meters the place must be under enough sunshine at least up to 4 hours every day. If there is no enough sunshine it will result in the vegetables malnutrition. Item included 141053 techtongda 72 holes hydroponic site grow kit gard...