Terra Aquatica Tripart 5L Nutrient Kit (Hard Water) insecticide This controller has a programme Nutrients & Additives This controller has a programme delay button for when you need to do plant maintenance work and comes with all the required fittings and an inline filter Tumble Bud Trimmer The TriPart is available with hard or soft water formulations of TriPart Micro to ensure that calcium levels in your nutrient solution remain optimal preventing the lockout deficiency problems that universal nutrients can provoke Provides the forms of phosphorus and potassium that your plants need to increase root formation and health during growth