$200 - $300

S8000CD-HM pH Electrode cartridge, horizontal mount, double junction by Sensorex

Our S8000 series of pH deliver the most reliable online pH monitoring in a unique, modular package that minimizes total cost of ownership. These sensor cartridges can be changed in a few seconds with no tools or re-wiring required. Extended sensor lifetime with ERP Reference System.

Features:

• Reliable performance in demanding applications
• Lightning fast sensor changes with no tools required
• Extended sensor lifetime
• All mounting hardware is reuseable. Only replace the quick-change sensor cartridge
• One year limited warranty

3011M Conductivity Meter With Memory (Meter Only) by Jenco

The Basis Portable Series is Jenco's latest iteration of our portable meters and represents a huge step forward for on-location water quality measurements. This series introduces Bluetooth or non-Bluetooth connectivity and a merging of the best features from our other series, which means we double down on reliability, usability and value.

Accurate, Reliable Measurements

• 1 point/range calibration
• Each and every unit is hand calibrated and QC'ed by at least 2 teams.
• CE, RoHS complaint

Improved Usabiltiy

• Clear, large LCD
• Membrane buttons with tactile feedback On-devicememory storage
• 50 points memory
• IP67 water-tight housing
• Removable, rugged protective case
• Inclined back for tabletop use

Other Meters In This Series

• Single and dual parameter pH, ORP, conductivity, TDS, salinity,dissolved oxygen, optical dissolved oxygen, pH/ORP/EC, pH/ODO.
• Polarographic or optical DO
• Bluetooth and non-Bluetooth models
• With memory storage
• With or without protective case

*Please note we can only ship RKI products to customers within the United States

SAMTUB Sample Tube and Fitting by Bluelab

Product Features / Benefits

• Perfect for reservoirs located more than 2 metres / 6.6 feet from your controller unit. Place probes directly into the tube ports for direct measurement of nutrient solution
• Fittings included

Part Number: M1016800PM2

SHUTTERMOTOR-SM Shutter Opener for Small Shutters (PKA SM1530) by Schaefer

Use shutter motors to open a shutter wider to improve airflow when in use or to keep the shutter closed when not in use. Easy to install and operate. Shutter motor kits for large and small shutters available.

Features and Benefits:

• Shutter size with wind: All sizes
• Shutter size against wind: 48" and under

KEM21CHR Kemio Sensors, Free/Total Chlorine HR, 100pk by AquaPhoenix

Palintest Kemio Sensors, 100 pack

Free Chlorine, 0.1-25 mg/L
Total Chlorine, 1-500 mg/L

HI-1000P Hallway Air Intake for Interior Walls, Poly by Schaefer

• Designed to control airflow between two interior spaces
• Mounts flush to an interior wall up to 6" thick
• Durable polyethylene housing with insulated damper door and air deflectors adjust airflow volume and direction with the seasons

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

MAC-24DCT 24" High Velocity Tiltable Direct Drive Barrel Fan by Master

High velocity floor fans deliver fast cooling for localized spaces. Perfect for blowing some refreshing air in the garage, or delivering air to cool a generator. These high velocity fans are an effective way to turn down the heat quickly.

• Heavy-duty all metal construction
• Adjustable direction
• Open motors; not suitable for wet or dusty environments
• 1-year limited warranty

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States