Nutriculture - Brain Bucket for RDWC StandardOverview Designed for use with the IWS RDWC Standard System from Nutriculture, this premium brain bucket works hard to give your plants a constant supply of highly oxygenated, nutrient rich solution. General Information Deep water culture is a great way of accelerating plant growth and increasing your final harvest yield weight. It can be used with 16mm fittings and pipework. As this does not come with a timer, you will need to manually recirculate