85 products

Luster Leaf Rapitest Soil pH Meter
Luster Leaf

Luster Leaf Rapitest Soil pH Meter

$18.95
Luster Leaf Rapitest Soil Digital Soil Test Kit
Luster Leaf

Luster Leaf Rapitest Soil Digital Soil Test Kit

$34.95
Luster Leaf Rapitest Soil Test Kit
Luster Leaf

Luster Leaf Rapitest Soil Test Kit

$19.95
Pulse One - Grow Room Monitor Pulse One - Grow Room Monitor
Pulse

Pulse One - Grow Room Monitor

$199.00
Pulse Pro - Grow Room Monitor Pulse Pro - Grow Room Monitor
Pulse

Pulse Pro - Grow Room Monitor

$499.00
TrolMaster Hydro-X Water Detector
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TrolMaster

TrolMaster Hydro-X Water Detector

$77.18
TrolMaster Hydro-X Smoke Detector
TrolMaster

TrolMaster Hydro-X Smoke Detector

$55.00
TrolMaster Hydro-X Par Meter
TrolMaster

TrolMaster Hydro-X Par Meter

$488.25
TrolMaster Hydro-X Controller
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TrolMaster

TrolMaster Hydro-X Controller

$387.67
TrolMaster Hydro-X CO2 Sensor (MBS-S8) TrolMaster Hydro-X CO2 Sensor (MBS-S8)
TrolMaster

TrolMaster Hydro-X CO2 Sensor (MBS-S8)

$221.45
Hanna pH/EC/TDS Multiparameter Probes Hanna pH/EC/TDS Multiparameter Probes
Hanna

Hanna pH/EC/TDS Multiparameter Probes

$149.99 - $209.99
Grower's Choice Master Controller Grower's Choice Master Controller
Grower's Choice

Grower's Choice Master Controller

$299.95
Electronic Water Timer

Electronic Water Timer

$29.95
Grower's Edge Large Display Thermometer/Hygrometer
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Grower's Edge Large Display Thermometer/Hygrometer

$19.95
Autopilot Dual-Outlet Digital Timer Autopilot Dual-Outlet Digital Timer
Autopilot

Autopilot Dual-Outlet Digital Timer

$18.95
Autopilot CO2 Monitor & Controller w/15' Remote Sensor Autopilot CO2 Monitor & Controller w/15' Remote Sensor
Autopilot

Autopilot CO2 Monitor & Controller w/15' Remote Sensor

$274.95
Autopilot Dehumidifying Humidistat
Autopilot

Autopilot Dehumidifying Humidistat

$29.95
Autopilot 24 hr Day & Night Cooling/Heating Thermostat Autopilot 24 hr Day & Night Cooling/Heating Thermostat
Autopilot

Autopilot 24 hr Day & Night Cooling/Heating Thermostat

$49.95
TrolMaster Aqua-X Irrigation Control System TrolMaster Aqua-X Irrigation Control System
TrolMaster

TrolMaster Aqua-X Irrigation Control System

$99.99
GroLine Electrode Storage Solution GroLine Electrode Storage Solution
Hanna

GroLine Electrode Storage Solution

$2.00 - $49.99
GroLine Soil Test Direct Soil Conductivity Tester GroLine Soil Test Direct Soil Conductivity Tester
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Hanna

GroLine Soil Test Direct Soil Conductivity Tester

$161.95
HM Digital Pen style TDS/EC/Temp meter
HM Digital

HM Digital Pen style TDS/EC/Temp meter

$39.95
Bluelab PPM Pen
Bluelab

Bluelab PPM Pen

$94.95
GroLine PH/EC/TDS Meter H9814 GroLine PH/EC/TDS Meter H9814
Hanna

GroLine PH/EC/TDS Meter H9814

$334.95