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      Water Filters / RO

      RO water/Meters and solutions

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      76 Products
      HydroLogic Stealth RO 150

      HydroLogic Stealth RO 150

      Removes 98%+ of all contaminants in your tap water
      3-Stage RO unit, 1 RO membrane, Green Coconut Carbon Filter, cleanable sediment filter, membrane power flush kit, automatic shut-off valve, pressure gauge

      In stock
      $ 304.99
      3000ml measuring cup

      3000ml measuring cup

      Sturdy, non-breakable food grade plastic cups with graduated metric markings and reinforced handle. Available in five convenient sizes.

      Out of stock
      $ 18.99
      Hanna Groline soil ec tester

      Hanna Groline soil ec 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 Test is an excellent choice for taking direct conduct

      In stock
      $ 143.00
      AC Infinity VPD thermometer

      AC Infinity VPD thermometer

      A highly innovative laser thermometer gun designed to instantly measure leaf VPD, air VPD, ambient temperature, leaf temperature, and relative humidity to precisely calculate true VPD data.

      In stock
      $ 33.62
      Com 80-S Hydro tester

      Com 80-S Hydro tester

      The COM-80 is easily the most advanced, economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, drinking water, and more.

      In stock
      $ 49.90
      Hanna groline quick cal 120ml

      Hanna groline quick cal 120ml

      Hermetically sealed so that fresh solution is always used for accurate calibration.
      Combined pH and EC calibration solution.
      Size: 20ml

      In stock
      $ 14.11
      Hydrologic stealth RO 150 w/upgraded carbon filter

      Hydrologic stealth RO 150 w/upgraded carbon filter

      Power your hydroponic garden with clean water with the HydroLogic Stealth-RO150! This reverse osmosis system produces 150 gallons of ultra-pure water daily, removing 98% of contaminants for truly pure water.

      Out of stock
      $ 365.63
      Ac Infinity pH meter Pro Kit

      Ac Infinity pH meter Pro Kit

      A digital water quality meter designed to measure water’s acidity, alkalinity, and temperature to help optimize its quality for gardening and water treatment applications.

      Out of stock
      $ 103.06
      Grow1 1/4” quick connect float valve

      Grow1 1/4” quick connect float valve

      This float valve will allow you to control the water level of your tank or reservoir with no maintenance. They can be mounted vertically or horizontally. Each one comes with a mounting nut and rubber seal.

      In stock
      $ 15.99
      General hydroponics ph down gallon

      General hydroponics ph down gallon

      The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. Widely recognized as a consistent and reliable product.

      In stock
      $ 38.99
      Netafim 17mm shut off valve

      Netafim 17mm shut off valve

      Tech-Line Shut off valve
      17mm
      Maximum recommended system pressure: 50 psi

      In stock
      $ 5.50
      Hydroflow rubber grommet 1”

      Hydroflow rubber grommet 1”

      Choose from the 4 sizes of Hydro Flow grommets to fit your needs
      Made from rubber
      Sold in bag or case quantities only
      Choose from the 4 sizes of Hydro Flow Grommets to fit your needs
      Made from rubber
      Easy seal application makes these a breeze to inst

      In stock
      $ 1.59
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