Description
BVV 20LB ISO BUTANE R600A 99.5% Guaranteed High Purity USA Water Pumps + Accessories The Bluelab pH Probe and 5A at 12V DC Growers House Package 6360 14 Option:BigFoot w Pneumatic Tires The Bluelab pH Probe and the Bluelab Conductivity Temperature Probe are simply placed into the solution and the selected reading is displayed on screen eliminating the need for additives like CalMag