Quick view Details Mondi Mondi Mini Thermo-Hygrometer MSRP: Now: $24.95 Add to Cart Compare Quick view Details Digital pH Pen MSRP: Now: $35.95 Add to Cart Compare Quick view Details HM Digital HM Digital pH-200 Pen Waterproof Professional Series MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Details Bluelab PH Controller MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view Details autopilot Dehumidifying Humidistat MSRP: Now: $79.99 Add to Cart Compare Quick view Details Bluelab bluelab soil pH meter MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Details Digital pH Pen MSRP: Now: $35.95 Add to Cart Compare Quick view Details HM Digital HM Digital pH-200 Pen Waterproof Professional Series MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Details Bluelab PH Controller MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view Details autopilot Dehumidifying Humidistat MSRP: Now: $79.99 Add to Cart Compare Quick view Details Bluelab bluelab soil pH meter MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Details HM Digital HM Digital pH-200 Pen Waterproof Professional Series MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Details Bluelab PH Controller MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view Details autopilot Dehumidifying Humidistat MSRP: Now: $79.99 Add to Cart Compare Quick view Details Bluelab bluelab soil pH meter MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Details autopilot Dehumidifying Humidistat MSRP: Now: $79.99 Add to Cart Compare Quick view Details Bluelab bluelab soil pH meter MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Details Bluelab bluelab soil pH meter MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
SALE Quick view Details Hanna Hanna EC Soil Tester MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare
Quick view Details CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Details autopilot Autopilot CO2 Monitor and Controller APC8200 MSRP: Now: $375.95 Add to Cart Compare Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Mondi Mondi Mini Thermo-Hygrometer This revolutionary product mounts to the side of your Mondi Mini Greenhouse and reads temperature and humidity inside the dome. It ensures plants get the start they need by providing growers with the essential real-time information necessary to... MSRP: Now: $24.95 Add to Cart Compare Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Digital pH Pen Measuring range :0.00-14 .00 PH Accuracy: +/- 0.01PH Resolution: 0.01PH Operating temperature: 0 C~ 50 C Battery: 3X1.5V (AG13 button battery type) ( including batteries) Dimensions: 142mm (L) * 29mm (W) * 15mm... MSRP: Now: $35.95 Add to Cart Compare Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view HM Digital HM Digital pH-200 Pen Waterproof Professional Series Digital pH-200 Pen pH (potential of hydrogen) is an indication of a substance's acid or alkaline properties. The higher the pH, the more base it is, and the lower the pH, the more acidic it is. A pH level of 7.0 is neutral. The PH-200... MSRP: Now: $122.48 Add to Cart Compare SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
SALE Quick view Bluelab PH Controller Simplified pH precision Automate pH control in reservoirs of up to 200 US gallons/760 litres 10 ml/min peristaltic pump delivers precise control In-built safety lockouts prevent overdosing Dosing routine allows for... MSRP: Was: $699.98 Now: $565.00 Add to Cart Compare
Quick view autopilot Dehumidifying Humidistat The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred... MSRP: Now: $79.99 Add to Cart Compare Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
Quick view Bluelab bluelab soil pH meter bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration... MSRP: Now: $286.11 Add to Cart Compare SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected × OK
SALE Quick view Hanna Hanna EC Soil Tester GroLine Soil Test Direct Soil Conductivity Tester The HI98331 Soil Test is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil... MSRP: Was: $188.00 Now: $119.95 Add to Cart Compare
Quick view CO2 Test Vial MSRP: Now: $9.00 Add to Cart Compare Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected
Quick view autopilot Autopilot CO2 Monitor and Controller APC8200 Autopilot APC8200 CO2 Monitor & Controller with Memory offers a simple and affordable way to control, monitor and record CO2 levels over an adjustable period of time. Trace your room's CO2 levels over minutes, hours, or up to 7 days with... MSRP: Now: $375.95 Add to Cart Compare Compare Selected