This kit is designed to help you have everything that you need to get through your system start up and beyond. Start with our online course to learn about aquaponics right at home. Introduce beneficial nitrifying bacteria with our aquaponic cycling kit. Keep track of your water conditions with the API freshwater master test kit and digital thermometer! Adjust pH for fish health, stable water chemistry and to benefit the nitrifying bacteria. It's all there to get you started on the right track, helping fish thrive and plants grow abundantly.