Grow Lights
Grow Tents & Sheeting
Fans,Filters,Ventilation
Growing Systems
Growing Media
Plant Nutrients
Tools & Accessories
More
Bluelab pH Probe- Spare
pH Probe Cleaning Solution
EC Standard
Bluelab pH Controller
Bluelab EC Pen
Bluelab Truncheon Nutrient Meter
Bluelab Guardian Monitor
Bluelab Multimedia pH Meter (with LEAP Probe)
Bluelab pH Pen
ETI pH PAL Plus Meter
Bang On Budget pH Pen