Bluelab® 2.77 EC Conductivity Standard Solution Controller The CenturionPro® Original is the

The CenturionPro® Original is the most sought after machine on the market

Every Gorilla Grow Tent already includes a complimentary height extension kit that gives you the ability to increase your growing height from 7′ to 8′

Through extensive research and development

you’ll magnify the reproductive rate of beneficial microbes in the root zone by feeding them extra nourishment

They use both an embossed bead and rubber gasket to help keep ducting securely in place

Bluelab® 2.77 EC Conductivity Standard Solution Controller The CenturionPro® Original is theBluelab 2. 77 EC Conductivity Standard Solution "The 2. 77EC solution is used as a reference or checking solution to ensure you have adequately cleaned the EC ppm probe. Calibration Solution should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with the lids securely tightened."