Hydrologic White Tubing, 3/8", 500' roll nutrient-combo These industrial combination pH or

These industrial combination pH or ORP sensors use the conventional measurement technique

16 oz Buddha Grow

Select the parameter you wish to measure from the menu

Standard logic CO2 controllers will not make these calculations and will continue to inject more and more CO2 into the room until the controller reaches its set point

Keep your prized harvest safe and secure with the Private Reserve Airtight Strongbox

Hydrologic White Tubing, 3/8", 500' roll nutrient-combo These industrial combination pH orCustomize your indoor hydroponic garden with Hydro Logic's 3 8" white tubing for water filtration systems. Comes in a 500 foot roll.