These are products for professionals that are now available for you
For Soil and Hydroponic Systems: Use 5 ml (1 teaspoon) per gallon of water with every feeding
This fan has 3 speed settings controlled by a turn switch
and aeroponics
Simple push button pH calibration system
Hydro-Logic Small Boy big bud These are products for professionalsRemoves up to 99% of chlorine, 90% of sediment, rust, silt, etc., and volatile organic compounds and particulates down to 5 microns @ 1 GPM. Easily produces 60 gallons per hour of clear water and has a filter capacity of 3,000 gallons. Includes: 2 stage 10 in filter unit, wall mountable metal bracket, garden hose connector, 4 ft feed line, 6 ft outlet line, 1 4 in shut off, filter wrench and instructions. Unit size is 12 in x 14 in x 6 in and weight