The Dutch Bucket (also known as the Bato Bucket) is an efficient aquaponics equipment for greenhouse,and is extremely suitable for larger, long-term crops such as vine tomatoes, peppers (capsicum), cucumbers and other plants. You can use just about any type of growing media, including expanded clay pellets, perlite, and coconut coir.
Dutch Buckets are suitable for hydroponics system . The overflow outlet can be connected into a central 1-1/2-in PVC drainpipe. The bucket has a highly effective internal discharge system. By installing the two elbows, the overflow water is suctioned from the lowest level of the bucket and discharged into the central drainpipe. This will eliminate the pooling of stagnant water.