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      52 Products
      Hanna Groline 1413 solution 230ml

      Hanna Groline 1413 solution 230ml

      conductivity standard that is prepared against a NIST traceable potassium chloride solution and supplied with a certificate of analysis. Hanna conductivity solutions have the lot number and expiration date clearly marked on the label and are air tight

      Out of stock
      $ 17.95
      Hanna Groline quick cal 230ml

      Hanna Groline quick cal 230ml

      solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and/or conductivity sensors. Each bottle has the lot number and expiration date.

      Out of stock
      $ 17.95
      Ecoplus 1/10 chiller

      Ecoplus 1/10 chiller

      EcoPlus Chillers are suitable for use in reservoirs, hydroponic systems & fresh or saltwater aquariums. With quality engineering and an easy to use interface, the EcoPlus Water Chiller is a great tool for a wide variety of uses. From hydroponics systems t

      Out of stock
      $ 500.41
      Ecoplus 132 pump

      Ecoplus 132 pump

      The EcoPlus® Bottom Draw Pumps are driven by a high powered magnetic rotor and oil-free motor which works great for small hydroponic systems, aquariums and fountains. The bottom draw feature allows you to lower your reservoir tank to a minimum by drawing

      Out of stock
      $ 17.44
      Hydrologic small boy R/O upgraded filter

      Hydrologic small boy R/O upgraded filter

      Reduces up to 99% chlorine, sediment, rust, silt, volatile organic compounds (VOCs), mercury, lead, and PCBs (organic chlorine) keeping beneficial bacteria and microorganisms alive and healthy.

      High flow rate 60 gallons per hour
      Rated at 1 GPM (gallon

      In stock
      $ 155.00
      Hanna Groline quick cal solution 20ml

      Hanna Groline quick cal solution 20ml

      HI50036P is a quick calibration solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and/or conductivity sensors. Each sachet has the lot numbe

      In stock
      $ 1.56
      Hanna Groline storage solution 20ml

      Hanna Groline storage solution 20ml

      HI70061G is a high quality cleaning solution designed with hydroponics, aquaponics, and greenhouses in mind. Single-use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on-the-go testing

      In stock
      $ 1.44
      Hanna light meter

      Hanna light meter

      The Hanna Digital Light Meter has been designed for simplicity of use in taking rapid light measurements. The HI 97500 is provided with a light sensor connected by a flexible coaxial cable which allows remote, stable and optimum position measurement of li

      In stock
      $ 140.00
      Hanna Groline ec/tds meter

      Hanna Groline ec/tds meter

      The HI98318 is our latest pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a very large easy to read LCD displa

      Out of stock
      $ 94.00
      Hanna Groline ph tester

      Hanna Groline ph tester

      The GroLine HI98118 pH/temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98118 has a very lar

      In stock
      $ 99.99
      Hanna Groline wall mount ph/ec/tds/temp

      Hanna Groline wall mount ph/ec/tds/temp

      The HI981420 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydropon

      In stock
      $ 435.00
      Hanna Groline portable ph/tds/temp

      Hanna Groline portable ph/tds/temp

      Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperatu

      In stock
      $ 324.99
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